./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/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_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/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_d24c86a1-18dc-4377-bd30-0f98ede5e329/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 039eab12e50993f4fa37adc6de2fecb3561458fa83d70d097739d1ded7d4af34 --- 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 19:05:44,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:05:44,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:05:44,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:05:44,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:05:44,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:05:44,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:05:44,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:05:44,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:05:44,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:05:44,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:05:44,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:05:44,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:05:44,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:05:44,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:05:44,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:05:44,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:05:44,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:05:44,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:05:44,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:05:44,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:05:44,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:05:44,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:05:44,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:05:44,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:05:44,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:05:44,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:05:44,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:05:44,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:05:44,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:05:44,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:05:44,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:05:44,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:05:44,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:05:44,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:05:44,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:05:44,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:05:44,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:05:44,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:05:44,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:05:44,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:05:44,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 19:05:44,386 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:05:44,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:05:44,386 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:05:44,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:05:44,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:05:44,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:05:44,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:05:44,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:05:44,392 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:05:44,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:05:44,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:05:44,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:05:44,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:05:44,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:05:44,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:05:44,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:05:44,394 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:05:44,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:05:44,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:05:44,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:05:44,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:05:44,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:05:44,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:05:44,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:05:44,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:05:44,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:05:44,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:05:44,396 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:05:44,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:05:44,396 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:05:44,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:05:44,396 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:05:44,397 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_d24c86a1-18dc-4377-bd30-0f98ede5e329/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 039eab12e50993f4fa37adc6de2fecb3561458fa83d70d097739d1ded7d4af34 [2022-12-13 19:05:44,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:05:44,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:05:44,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:05:44,587 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:05:44,588 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:05:44,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2022-12-13 19:05:47,132 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:05:47,509 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:05:47,510 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2022-12-13 19:05:47,539 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/data/94a05d3e9/1ac9bc33a9904807ba79b26a9971d5f6/FLAG9c36e1dfb [2022-12-13 19:05:47,575 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/data/94a05d3e9/1ac9bc33a9904807ba79b26a9971d5f6 [2022-12-13 19:05:47,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:05:47,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:05:47,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:05:47,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:05:47,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:05:47,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:05:47" (1/1) ... [2022-12-13 19:05:47,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799b5df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:47, skipping insertion in model container [2022-12-13 19:05:47,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:05:47" (1/1) ... [2022-12-13 19:05:47,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:05:47,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:05:48,255 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 19:05:48,368 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:48,373 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:48,373 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 19:05:48,381 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 19:05:48,530 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-12-13 19:05:48,548 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 19:05:48,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,615 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:48,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,619 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:05:48,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,623 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:05:48,630 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:48,631 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 19:05:48,633 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:48,636 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:05:48,636 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:48,636 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:05:48,638 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-12-13 19:05:48,639 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:48,639 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 19:05:48,640 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:05:48,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,648 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:48,648 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:48,649 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:48,650 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:48,650 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:48,686 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 19:05:48,734 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 19:05:48,826 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:48,827 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:48,827 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 19:05:48,846 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 19:05:48,854 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 19:05:48,945 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,952 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,954 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,954 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:48,957 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,958 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,960 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 19:05:48,961 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 19:05:48,962 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 19:05:48,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,962 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:48,963 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 19:05:48,965 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:48,967 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:48,967 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 19:05:48,967 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 19:05:48,968 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 19:05:48,968 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,969 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:48,969 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,970 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:48,970 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 19:05:48,970 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:48,975 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:48,975 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:48,976 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:48,976 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:48,976 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:49,064 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,065 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,066 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,066 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,067 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,067 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,067 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,068 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:49,070 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:49,070 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:49,071 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:49,071 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:49,072 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:49,088 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 19:05:49,093 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 19:05:49,106 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 19:05:49,232 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,371 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:49,372 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,373 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,373 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,374 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 19:05:49,374 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,385 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 19:05:49,386 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 19:05:49,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,402 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,403 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,403 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,404 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,431 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,432 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,445 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,469 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,482 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,487 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,487 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,492 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 19:05:49,493 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 19:05:49,499 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,501 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,502 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,508 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,559 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,585 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,598 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,599 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,602 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,602 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,609 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,609 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,633 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,634 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,646 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,657 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:49,662 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:49,663 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,663 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:49,663 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,664 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,670 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:49,670 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,670 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,675 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:49,676 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:49,676 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,676 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,677 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,682 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:49,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,688 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,689 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,689 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,699 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:49,700 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,700 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:49,701 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,707 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,713 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,725 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 19:05:49,725 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,731 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 19:05:49,731 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,736 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 19:05:49,736 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 19:05:49,737 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 19:05:49,738 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:49,738 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:49,739 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:49,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,740 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:49,740 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,740 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,741 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:49,741 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:49,742 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:49,742 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:49,743 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,749 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:49,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,763 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,765 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,765 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,766 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,767 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:49,769 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,770 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:49,811 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:49,812 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:49,812 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-12-13 19:05:49,824 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:49,825 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:49,825 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:49,825 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:49,826 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:49,860 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 19:05:49,869 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 19:05:49,915 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 19:05:49,979 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:49,980 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:49,980 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 19:05:49,985 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 19:05:50,073 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-12-13 19:05:50,079 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-12-13 19:05:50,156 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,156 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,156 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,157 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 19:05:50,157 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,158 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,158 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 19:05:50,159 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,160 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 19:05:50,160 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,160 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,160 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,162 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 19:05:50,169 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 19:05:50,169 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 19:05:50,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,175 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-13 19:05:50,175 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,175 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,175 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 19:05:50,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,187 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 19:05:50,187 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 19:05:50,187 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,188 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 19:05:50,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,198 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:50,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,199 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:50,199 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:50,199 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,201 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,202 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,203 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,203 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,205 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,206 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,207 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 19:05:50,208 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,209 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:05:50,214 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 19:05:50,215 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 19:05:50,216 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 19:05:50,218 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 19:05:50,218 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:50,219 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 19:05:50,219 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:50,219 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 19:05:50,220 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 19:05:50,220 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 19:05:50,220 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 19:05:50,220 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 19:05:50,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,244 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 19:05:50,244 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 19:05:50,244 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 19:05:50,244 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 19:05:50,245 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 19:05:50,246 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-12-13 19:05:50,246 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-12-13 19:05:50,252 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,252 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,253 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,253 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:50,253 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,255 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 19:05:50,255 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:05:50,317 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 19:05:50,356 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 19:05:50,361 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 19:05:50,367 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 19:05:50,436 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 19:05:50,541 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 19:05:50,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,543 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 19:05:50,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,546 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 19:05:50,546 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-12-13 19:05:50,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,548 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 19:05:50,548 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 19:05:50,548 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 19:05:50,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,551 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 19:05:50,551 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 19:05:50,551 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 19:05:50,553 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 19:05:50,553 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 19:05:50,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,554 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 19:05:50,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,555 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 19:05:50,555 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 19:05:50,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,566 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,598 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 19:05:50,601 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_5 [2022-12-13 19:05:50,601 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 19:05:50,601 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 19:05:50,602 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:50,602 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:50,602 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:50,603 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:50,603 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 19:05:50,603 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,604 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,604 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,605 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:50,605 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,607 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 19:05:50,607 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:05:50,607 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 19:05:50,608 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:05:50,608 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:05:50,608 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 19:05:50,609 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 19:05:50,686 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 19:05:50,687 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,688 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,698 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:50,700 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:50,703 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 19:05:50,705 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 19:05:50,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,720 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 19:05:50,720 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 19:05:50,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,723 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,727 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,727 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,728 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,728 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:50,728 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,740 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_d24c86a1-18dc-4377-bd30-0f98ede5e329/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i[485718,485731] [2022-12-13 19:05:50,772 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 19:05:50,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:05:50,868 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:05:50,929 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 19:05:50,932 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:50,933 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:50,933 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 19:05:50,934 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 19:05:50,937 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-12-13 19:05:50,937 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 19:05:50,940 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,940 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,941 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:05:50,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,943 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:05:50,944 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:50,944 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 19:05:50,945 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:50,946 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:05:50,947 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:50,947 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:05:50,963 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-12-13 19:05:50,963 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 19:05:50,963 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 19:05:50,964 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:05:50,964 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,964 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,966 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,967 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,967 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,967 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,968 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,968 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:50,968 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,970 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 19:05:50,970 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 19:05:50,971 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:50,972 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:50,972 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 19:05:50,973 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 19:05:50,973 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 19:05:50,976 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,977 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,978 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,979 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,980 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,983 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 19:05:50,983 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 19:05:50,984 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 19:05:50,984 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,984 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,984 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 19:05:50,985 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,987 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:50,987 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 19:05:50,987 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 19:05:50,988 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 19:05:50,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,988 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:50,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,989 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:50,989 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 19:05:50,989 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:50,991 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,991 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,992 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,992 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:50,992 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,994 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,994 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,995 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,995 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,996 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,996 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,996 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,996 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:50,997 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,998 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:50,998 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:50,998 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:50,998 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,000 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 19:05:51,000 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 19:05:51,001 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 19:05:51,002 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,009 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:51,009 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,010 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,010 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,011 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 19:05:51,011 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,013 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 19:05:51,013 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 19:05:51,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,016 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,016 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,017 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,017 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,021 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,021 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,023 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,029 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,031 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,032 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,032 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,033 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 19:05:51,033 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 19:05:51,034 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,035 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,036 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,037 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,037 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,047 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,049 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,049 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,051 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,051 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,053 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,053 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,055 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,055 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,056 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,057 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,063 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,063 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,075 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,077 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:51,077 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:51,077 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,078 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:51,078 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,078 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,079 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:51,079 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,079 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,080 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:51,081 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:51,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,081 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,081 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,082 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:51,082 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,083 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,084 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,084 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,084 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-12-13 19:05:51,085 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,085 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:51,085 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,086 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,087 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,089 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 19:05:51,089 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,090 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 19:05:51,090 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,091 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 19:05:51,091 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 19:05:51,092 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 19:05:51,092 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:51,093 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:51,093 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:51,094 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,094 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 19:05:51,094 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,095 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,095 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 19:05:51,095 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:51,096 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 19:05:51,096 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:51,097 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,098 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 19:05:51,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,103 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,103 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,104 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,105 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,107 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,108 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,109 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,110 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,110 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,114 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,114 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,115 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-12-13 19:05:51,119 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,119 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,120 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,120 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:51,120 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,121 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 19:05:51,122 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 19:05:51,122 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 19:05:51,123 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:51,123 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 19:05:51,123 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 19:05:51,124 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 19:05:51,125 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-12-13 19:05:51,125 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-12-13 19:05:51,127 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,127 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,127 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,128 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 19:05:51,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,129 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 19:05:51,129 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,130 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 19:05:51,130 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,130 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,130 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,132 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 19:05:51,133 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 19:05:51,133 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 19:05:51,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,134 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-13 19:05:51,134 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,135 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:05:51,135 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 19:05:51,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,136 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,136 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 19:05:51,137 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 19:05:51,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,137 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 19:05:51,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,137 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,138 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,138 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,139 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,140 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,140 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,143 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 19:05:51,143 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,144 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:05:51,144 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 19:05:51,144 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 19:05:51,145 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 19:05:51,150 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 19:05:51,150 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:51,150 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 19:05:51,150 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 19:05:51,150 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 19:05:51,151 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 19:05:51,151 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 19:05:51,151 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 19:05:51,151 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 19:05:51,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,158 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 19:05:51,158 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 19:05:51,158 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 19:05:51,158 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 19:05:51,158 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 19:05:51,159 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-12-13 19:05:51,159 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-12-13 19:05:51,160 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,160 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,161 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,161 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:51,161 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,162 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 19:05:51,163 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:05:51,163 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 19:05:51,164 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 19:05:51,165 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 19:05:51,176 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 19:05:51,178 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 19:05:51,180 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 19:05:51,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,181 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 19:05:51,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,183 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 19:05:51,183 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-12-13 19:05:51,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,185 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 19:05:51,185 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 19:05:51,185 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 19:05:51,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,187 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,187 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 19:05:51,188 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 19:05:51,188 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 19:05:51,189 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 19:05:51,189 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 19:05:51,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,191 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 19:05:51,191 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,191 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 19:05:51,191 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 19:05:51,191 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,193 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,195 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 19:05:51,197 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_5 [2022-12-13 19:05:51,197 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 19:05:51,198 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 19:05:51,198 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:51,198 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:51,198 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:51,198 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 19:05:51,199 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 19:05:51,199 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,200 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,200 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,200 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:51,201 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,202 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 19:05:51,203 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:05:51,203 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 19:05:51,203 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:05:51,203 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:05:51,204 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 19:05:51,204 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 19:05:51,207 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 19:05:51,208 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,208 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 19:05:51,214 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 19:05:51,214 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 19:05:51,217 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 19:05:51,219 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 19:05:51,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,227 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,227 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 19:05:51,228 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 19:05:51,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:05:51,234 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,235 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,235 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 19:05:51,235 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 19:05:51,236 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 19:05:51,237 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_d24c86a1-18dc-4377-bd30-0f98ede5e329/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i[485718,485731] [2022-12-13 19:05:51,239 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 19:05:51,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:05:51,385 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:05:51,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51 WrapperNode [2022-12-13 19:05:51,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:05:51,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:05:51,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:05:51,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:05:51,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,647 INFO L138 Inliner]: procedures = 526, calls = 6355, calls flagged for inlining = 183, calls inlined = 161, statements flattened = 7669 [2022-12-13 19:05:51,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:05:51,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:05:51,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:05:51,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:05:51,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,851 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:05:51,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:05:51,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:05:51,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:05:51,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (1/1) ... [2022-12-13 19:05:51,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:05:51,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:05:51,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:05:51,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:05:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_5 [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_5 [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2022-12-13 19:05:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 19:05:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2022-12-13 19:05:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2022-12-13 19:05:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-13 19:05:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-13 19:05:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2022-12-13 19:05:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:05:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_set_mac_address [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_set_mac_address [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_resume [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_resume [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 19:05:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 19:05:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-12-13 19:05:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-12-13 19:05:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 19:05:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 19:05:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:05:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:05:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-13 19:05:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-13 19:05:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 19:05:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2022-12-13 19:05:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 19:05:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-13 19:05:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 19:05:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-13 19:05:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-13 19:05:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-13 19:05:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 19:05:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 19:05:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 19:05:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-12-13 19:05:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 19:05:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-12-13 19:05:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 19:05:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2022-12-13 19:05:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2022-12-13 19:05:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-12-13 19:05:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-12-13 19:05:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single___1 [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single___1 [2022-12-13 19:05:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 19:05:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 19:05:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 19:05:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_5 [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_5 [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single___0 [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single___0 [2022-12-13 19:05:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-13 19:05:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-13 19:05:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 19:05:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 19:05:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:05:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-12-13 19:05:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-12-13 19:05:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2022-12-13 19:05:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2022-12-13 19:05:52,608 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:05:52,611 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:05:52,953 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 19:05:58,473 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:05:58,487 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:05:58,487 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 19:05:58,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:05:58 BoogieIcfgContainer [2022-12-13 19:05:58,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:05:58,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:05:58,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:05:58,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:05:58,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:05:47" (1/3) ... [2022-12-13 19:05:58,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732358a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:05:58, skipping insertion in model container [2022-12-13 19:05:58,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:05:51" (2/3) ... [2022-12-13 19:05:58,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732358a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:05:58, skipping insertion in model container [2022-12-13 19:05:58,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:05:58" (3/3) ... [2022-12-13 19:05:58,497 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2022-12-13 19:05:58,511 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:05:58,511 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 19:05:58,577 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:05:58,581 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;@ba29fe6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:05:58,581 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 19:05:58,590 INFO L276 IsEmpty]: Start isEmpty. Operand has 1896 states, 1325 states have (on average 1.3147169811320756) internal successors, (1742), 1355 states have internal predecessors, (1742), 459 states have call successors, (459), 111 states have call predecessors, (459), 110 states have return successors, (451), 448 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 19:05:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-13 19:05:58,613 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:05:58,613 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 19:05:58,614 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:05:58,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:05:58,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1823642861, now seen corresponding path program 1 times [2022-12-13 19:05:58,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:05:58,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581887320] [2022-12-13 19:05:58,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:05:58,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:05:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:05:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:05:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:05:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:05:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:05:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 19:05:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:05:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:05:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 19:05:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:05:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:05:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 19:05:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:05:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 19:05:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 19:05:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:05:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 19:05:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:05:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-13 19:05:59,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:05:59,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581887320] [2022-12-13 19:05:59,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581887320] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:05:59,730 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:05:59,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:05:59,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727332377] [2022-12-13 19:05:59,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:05:59,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:05:59,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:05:59,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:05:59,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:05:59,769 INFO L87 Difference]: Start difference. First operand has 1896 states, 1325 states have (on average 1.3147169811320756) internal successors, (1742), 1355 states have internal predecessors, (1742), 459 states have call successors, (459), 111 states have call predecessors, (459), 110 states have return successors, (451), 448 states have call predecessors, (451), 451 states have call successors, (451) Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 19:06:04,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:06:04,745 INFO L93 Difference]: Finished difference Result 4079 states and 5912 transitions. [2022-12-13 19:06:04,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:06:04,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 121 [2022-12-13 19:06:04,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:06:04,772 INFO L225 Difference]: With dead ends: 4079 [2022-12-13 19:06:04,772 INFO L226 Difference]: Without dead ends: 2135 [2022-12-13 19:06:04,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-12-13 19:06:04,791 INFO L413 NwaCegarLoop]: 1714 mSDtfsCounter, 2228 mSDsluCounter, 2726 mSDsCounter, 0 mSdLazyCounter, 3044 mSolverCounterSat, 1833 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2355 SdHoareTripleChecker+Valid, 4440 SdHoareTripleChecker+Invalid, 4877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1833 IncrementalHoareTripleChecker+Valid, 3044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:06:04,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2355 Valid, 4440 Invalid, 4877 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1833 Valid, 3044 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-12-13 19:06:04,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2135 states. [2022-12-13 19:06:04,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2135 to 1848. [2022-12-13 19:06:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1848 states, 1287 states have (on average 1.2913752913752914) internal successors, (1662), 1307 states have internal predecessors, (1662), 451 states have call successors, (451), 110 states have call predecessors, (451), 109 states have return successors, (450), 447 states have call predecessors, (450), 450 states have call successors, (450) [2022-12-13 19:06:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1848 states and 2563 transitions. [2022-12-13 19:06:04,965 INFO L78 Accepts]: Start accepts. Automaton has 1848 states and 2563 transitions. Word has length 121 [2022-12-13 19:06:04,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:06:04,965 INFO L495 AbstractCegarLoop]: Abstraction has 1848 states and 2563 transitions. [2022-12-13 19:06:04,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 19:06:04,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2563 transitions. [2022-12-13 19:06:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-13 19:06:04,973 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:06:04,974 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 19:06:04,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:06:04,974 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:06:04,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:06:04,975 INFO L85 PathProgramCache]: Analyzing trace with hash 2111746471, now seen corresponding path program 1 times [2022-12-13 19:06:04,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:06:04,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765235765] [2022-12-13 19:06:04,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:06:04,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:06:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:06:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:06:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 19:06:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 19:06:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 19:06:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 19:06:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 19:06:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:06:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 19:06:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-13 19:06:05,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:06:05,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765235765] [2022-12-13 19:06:05,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765235765] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:06:05,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:06:05,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:06:05,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719489715] [2022-12-13 19:06:05,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:06:05,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:06:05,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:06:05,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:06:05,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:06:05,868 INFO L87 Difference]: Start difference. First operand 1848 states and 2563 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 19:06:13,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:06:13,594 INFO L93 Difference]: Finished difference Result 5711 states and 8087 transitions. [2022-12-13 19:06:13,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 19:06:13,594 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 121 [2022-12-13 19:06:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:06:13,608 INFO L225 Difference]: With dead ends: 5711 [2022-12-13 19:06:13,608 INFO L226 Difference]: Without dead ends: 3873 [2022-12-13 19:06:13,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2022-12-13 19:06:13,614 INFO L413 NwaCegarLoop]: 1978 mSDtfsCounter, 6225 mSDsluCounter, 3239 mSDsCounter, 0 mSdLazyCounter, 4428 mSolverCounterSat, 4741 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6579 SdHoareTripleChecker+Valid, 5217 SdHoareTripleChecker+Invalid, 9169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4741 IncrementalHoareTripleChecker+Valid, 4428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:06:13,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6579 Valid, 5217 Invalid, 9169 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4741 Valid, 4428 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2022-12-13 19:06:13,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3873 states. [2022-12-13 19:06:13,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3873 to 3334. [2022-12-13 19:06:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3334 states, 2320 states have (on average 1.2870689655172414) internal successors, (2986), 2360 states have internal predecessors, (2986), 807 states have call successors, (807), 208 states have call predecessors, (807), 206 states have return successors, (806), 795 states have call predecessors, (806), 806 states have call successors, (806) [2022-12-13 19:06:13,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 3334 states and 4599 transitions. [2022-12-13 19:06:13,731 INFO L78 Accepts]: Start accepts. Automaton has 3334 states and 4599 transitions. Word has length 121 [2022-12-13 19:06:13,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:06:13,732 INFO L495 AbstractCegarLoop]: Abstraction has 3334 states and 4599 transitions. [2022-12-13 19:06:13,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 19:06:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 4599 transitions. [2022-12-13 19:06:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-13 19:06:13,736 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:06:13,736 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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] [2022-12-13 19:06:13,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:06:13,736 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:06:13,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:06:13,737 INFO L85 PathProgramCache]: Analyzing trace with hash 395056362, now seen corresponding path program 1 times [2022-12-13 19:06:13,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:06:13,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693034111] [2022-12-13 19:06:13,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:06:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:06:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:06:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:06:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 19:06:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 19:06:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:06:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 19:06:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 19:06:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 19:06:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:06:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:06:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:06:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:06:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 19:06:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:06:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:06:14,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:06:14,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693034111] [2022-12-13 19:06:14,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693034111] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:06:14,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:06:14,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 19:06:14,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608548123] [2022-12-13 19:06:14,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:06:14,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 19:06:14,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:06:14,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 19:06:14,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:06:14,743 INFO L87 Difference]: Start difference. First operand 3334 states and 4599 transitions. Second operand has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 4 states have internal predecessors, (97), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:06:24,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:06:24,093 INFO L93 Difference]: Finished difference Result 10989 states and 15579 transitions. [2022-12-13 19:06:24,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 19:06:24,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 4 states have internal predecessors, (97), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 152 [2022-12-13 19:06:24,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:06:24,122 INFO L225 Difference]: With dead ends: 10989 [2022-12-13 19:06:24,122 INFO L226 Difference]: Without dead ends: 7670 [2022-12-13 19:06:24,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=150, Invalid=312, Unknown=0, NotChecked=0, Total=462 [2022-12-13 19:06:24,133 INFO L413 NwaCegarLoop]: 2386 mSDtfsCounter, 6570 mSDsluCounter, 7455 mSDsCounter, 0 mSdLazyCounter, 9116 mSolverCounterSat, 4758 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7001 SdHoareTripleChecker+Valid, 9841 SdHoareTripleChecker+Invalid, 13874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4758 IncrementalHoareTripleChecker+Valid, 9116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:06:24,133 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7001 Valid, 9841 Invalid, 13874 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4758 Valid, 9116 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2022-12-13 19:06:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7670 states. [2022-12-13 19:06:24,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7670 to 6644. [2022-12-13 19:06:24,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6644 states, 4620 states have (on average 1.2863636363636364) internal successors, (5943), 4708 states have internal predecessors, (5943), 1610 states have call successors, (1610), 416 states have call predecessors, (1610), 413 states have return successors, (1617), 1579 states have call predecessors, (1617), 1609 states have call successors, (1617) [2022-12-13 19:06:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6644 states to 6644 states and 9170 transitions. [2022-12-13 19:06:24,389 INFO L78 Accepts]: Start accepts. Automaton has 6644 states and 9170 transitions. Word has length 152 [2022-12-13 19:06:24,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:06:24,390 INFO L495 AbstractCegarLoop]: Abstraction has 6644 states and 9170 transitions. [2022-12-13 19:06:24,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.777777777777779) internal successors, (97), 4 states have internal predecessors, (97), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:06:24,390 INFO L276 IsEmpty]: Start isEmpty. Operand 6644 states and 9170 transitions. [2022-12-13 19:06:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-13 19:06:24,396 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:06:24,396 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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 19:06:24,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:06:24,397 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:06:24,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:06:24,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1784579038, now seen corresponding path program 1 times [2022-12-13 19:06:24,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:06:24,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068268170] [2022-12-13 19:06:24,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:06:24,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:06:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:06:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:06:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 19:06:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 19:06:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 19:06:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 19:06:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 19:06:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 19:06:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:06:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 19:06:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:06:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 19:06:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:06:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 19:06:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:06:25,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:06:25,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068268170] [2022-12-13 19:06:25,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068268170] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:06:25,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:06:25,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 19:06:25,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947616771] [2022-12-13 19:06:25,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:06:25,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 19:06:25,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:06:25,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 19:06:25,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:06:25,373 INFO L87 Difference]: Start difference. First operand 6644 states and 9170 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:06:34,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:06:34,747 INFO L93 Difference]: Finished difference Result 21945 states and 31114 transitions. [2022-12-13 19:06:34,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 19:06:34,747 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 153 [2022-12-13 19:06:34,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:06:34,813 INFO L225 Difference]: With dead ends: 21945 [2022-12-13 19:06:34,813 INFO L226 Difference]: Without dead ends: 15316 [2022-12-13 19:06:34,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=312, Unknown=0, NotChecked=0, Total=462 [2022-12-13 19:06:34,841 INFO L413 NwaCegarLoop]: 1953 mSDtfsCounter, 6239 mSDsluCounter, 6876 mSDsCounter, 0 mSdLazyCounter, 9434 mSolverCounterSat, 4281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6672 SdHoareTripleChecker+Valid, 8829 SdHoareTripleChecker+Invalid, 13715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4281 IncrementalHoareTripleChecker+Valid, 9434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:06:34,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6672 Valid, 8829 Invalid, 13715 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4281 Valid, 9434 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-12-13 19:06:34,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15316 states. [2022-12-13 19:06:35,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15316 to 13274. [2022-12-13 19:06:35,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13274 states, 9232 states have (on average 1.2857452339688042) internal successors, (11870), 9406 states have internal predecessors, (11870), 3214 states have call successors, (3214), 832 states have call predecessors, (3214), 827 states have return successors, (3245), 3155 states have call predecessors, (3245), 3213 states have call successors, (3245) [2022-12-13 19:06:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13274 states to 13274 states and 18329 transitions. [2022-12-13 19:06:35,371 INFO L78 Accepts]: Start accepts. Automaton has 13274 states and 18329 transitions. Word has length 153 [2022-12-13 19:06:35,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:06:35,372 INFO L495 AbstractCegarLoop]: Abstraction has 13274 states and 18329 transitions. [2022-12-13 19:06:35,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:06:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 13274 states and 18329 transitions. [2022-12-13 19:06:35,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-12-13 19:06:35,378 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:06:35,378 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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] [2022-12-13 19:06:35,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:06:35,379 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:06:35,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:06:35,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1706376813, now seen corresponding path program 1 times [2022-12-13 19:06:35,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:06:35,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292308460] [2022-12-13 19:06:35,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:06:35,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:06:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:06:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:06:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 19:06:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 19:06:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 19:06:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 19:06:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 19:06:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 19:06:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:06:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 19:06:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:06:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 19:06:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 19:06:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 19:06:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:36,202 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:06:36,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:06:36,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292308460] [2022-12-13 19:06:36,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292308460] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:06:36,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:06:36,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 19:06:36,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025395494] [2022-12-13 19:06:36,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:06:36,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 19:06:36,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:06:36,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 19:06:36,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:06:36,203 INFO L87 Difference]: Start difference. First operand 13274 states and 18329 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:06:46,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:06:46,037 INFO L93 Difference]: Finished difference Result 43881 states and 62217 transitions. [2022-12-13 19:06:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 19:06:46,037 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 154 [2022-12-13 19:06:46,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:06:46,156 INFO L225 Difference]: With dead ends: 43881 [2022-12-13 19:06:46,157 INFO L226 Difference]: Without dead ends: 30622 [2022-12-13 19:06:46,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=150, Invalid=312, Unknown=0, NotChecked=0, Total=462 [2022-12-13 19:06:46,190 INFO L413 NwaCegarLoop]: 1947 mSDtfsCounter, 6302 mSDsluCounter, 6846 mSDsCounter, 0 mSdLazyCounter, 9391 mSolverCounterSat, 4285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6733 SdHoareTripleChecker+Valid, 8793 SdHoareTripleChecker+Invalid, 13676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4285 IncrementalHoareTripleChecker+Valid, 9391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:06:46,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6733 Valid, 8793 Invalid, 13676 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4285 Valid, 9391 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-12-13 19:06:46,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30622 states. [2022-12-13 19:06:47,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30622 to 26544. [2022-12-13 19:06:47,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26544 states, 18466 states have (on average 1.2852810570778728) internal successors, (23734), 18810 states have internal predecessors, (23734), 6420 states have call successors, (6420), 1666 states have call predecessors, (6420), 1657 states have return successors, (6515), 6307 states have call predecessors, (6515), 6419 states have call successors, (6515) [2022-12-13 19:06:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26544 states to 26544 states and 36669 transitions. [2022-12-13 19:06:47,244 INFO L78 Accepts]: Start accepts. Automaton has 26544 states and 36669 transitions. Word has length 154 [2022-12-13 19:06:47,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:06:47,244 INFO L495 AbstractCegarLoop]: Abstraction has 26544 states and 36669 transitions. [2022-12-13 19:06:47,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:06:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 26544 states and 36669 transitions. [2022-12-13 19:06:47,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-13 19:06:47,249 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:06:47,250 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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 19:06:47,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 19:06:47,250 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:06:47,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:06:47,250 INFO L85 PathProgramCache]: Analyzing trace with hash 597035013, now seen corresponding path program 1 times [2022-12-13 19:06:47,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:06:47,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658026113] [2022-12-13 19:06:47,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:06:47,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:06:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:06:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:06:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:06:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 19:06:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 19:06:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 19:06:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 19:06:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 19:06:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:47,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 19:06:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:06:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 19:06:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:06:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:06:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 19:06:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 19:06:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 19:06:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:06:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:06:48,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:06:48,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658026113] [2022-12-13 19:06:48,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658026113] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:06:48,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:06:48,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 19:06:48,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597438340] [2022-12-13 19:06:48,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:06:48,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 19:06:48,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:06:48,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 19:06:48,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:06:48,073 INFO L87 Difference]: Start difference. First operand 26544 states and 36669 transitions. Second operand has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:07:01,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:07:01,244 INFO L93 Difference]: Finished difference Result 86995 states and 123332 transitions. [2022-12-13 19:07:01,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 19:07:01,245 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 155 [2022-12-13 19:07:01,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:07:01,465 INFO L225 Difference]: With dead ends: 86995 [2022-12-13 19:07:01,466 INFO L226 Difference]: Without dead ends: 60466 [2022-12-13 19:07:01,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=312, Unknown=0, NotChecked=0, Total=462 [2022-12-13 19:07:01,584 INFO L413 NwaCegarLoop]: 1950 mSDtfsCounter, 6210 mSDsluCounter, 7668 mSDsCounter, 0 mSdLazyCounter, 10675 mSolverCounterSat, 4257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6633 SdHoareTripleChecker+Valid, 9618 SdHoareTripleChecker+Invalid, 14932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4257 IncrementalHoareTripleChecker+Valid, 10675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:07:01,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6633 Valid, 9618 Invalid, 14932 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4257 Valid, 10675 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2022-12-13 19:07:01,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60466 states. [2022-12-13 19:07:03,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60466 to 52340. [2022-12-13 19:07:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52340 states, 36423 states have (on average 1.2850945830931004) internal successors, (46807), 37091 states have internal predecessors, (46807), 12620 states have call successors, (12620), 3313 states have call predecessors, (12620), 3296 states have return successors, (12875), 12403 states have call predecessors, (12875), 12619 states have call successors, (12875) [2022-12-13 19:07:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52340 states to 52340 states and 72302 transitions. [2022-12-13 19:07:03,597 INFO L78 Accepts]: Start accepts. Automaton has 52340 states and 72302 transitions. Word has length 155 [2022-12-13 19:07:03,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:07:03,597 INFO L495 AbstractCegarLoop]: Abstraction has 52340 states and 72302 transitions. [2022-12-13 19:07:03,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-13 19:07:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 52340 states and 72302 transitions. [2022-12-13 19:07:03,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-13 19:07:03,603 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:07:03,603 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:07:03,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 19:07:03,603 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:07:03,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:07:03,604 INFO L85 PathProgramCache]: Analyzing trace with hash 662934296, now seen corresponding path program 1 times [2022-12-13 19:07:03,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:07:03,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714242186] [2022-12-13 19:07:03,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:03,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:07:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:07:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:07:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:07:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 19:07:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 19:07:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 19:07:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 19:07:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 19:07:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 19:07:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:07:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:07:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 19:07:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:07:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 19:07:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 19:07:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 19:07:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-13 19:07:04,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:07:04,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714242186] [2022-12-13 19:07:04,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714242186] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:07:04,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45398695] [2022-12-13 19:07:04,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:04,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:04,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:07:04,801 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:07:04,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 19:07:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:05,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 8327 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 19:07:05,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:07:06,006 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:06,006 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:07:06,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [45398695] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:07:06,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:07:06,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 17 [2022-12-13 19:07:06,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823388694] [2022-12-13 19:07:06,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:07:06,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:07:06,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:07:06,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:07:06,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2022-12-13 19:07:06,008 INFO L87 Difference]: Start difference. First operand 52340 states and 72302 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 5 states have internal predecessors, (112), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:08,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:07:08,705 INFO L93 Difference]: Finished difference Result 130818 states and 180708 transitions. [2022-12-13 19:07:08,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 19:07:08,705 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 5 states have internal predecessors, (112), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) Word has length 169 [2022-12-13 19:07:08,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:07:08,943 INFO L225 Difference]: With dead ends: 130818 [2022-12-13 19:07:08,944 INFO L226 Difference]: Without dead ends: 78493 [2022-12-13 19:07:09,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2022-12-13 19:07:09,064 INFO L413 NwaCegarLoop]: 3897 mSDtfsCounter, 2581 mSDsluCounter, 18127 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 22024 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:07:09,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 22024 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 19:07:09,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78493 states. [2022-12-13 19:07:11,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78493 to 78198. [2022-12-13 19:07:11,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78198 states, 54442 states have (on average 1.2857352779104367) internal successors, (69998), 55458 states have internal predecessors, (69998), 18812 states have call successors, (18812), 4952 states have call predecessors, (18812), 4943 states have return successors, (19267), 18483 states have call predecessors, (19267), 18811 states have call successors, (19267) [2022-12-13 19:07:12,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78198 states to 78198 states and 108077 transitions. [2022-12-13 19:07:12,254 INFO L78 Accepts]: Start accepts. Automaton has 78198 states and 108077 transitions. Word has length 169 [2022-12-13 19:07:12,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:07:12,254 INFO L495 AbstractCegarLoop]: Abstraction has 78198 states and 108077 transitions. [2022-12-13 19:07:12,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 5 states have internal predecessors, (112), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 78198 states and 108077 transitions. [2022-12-13 19:07:12,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-13 19:07:12,263 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:07:12,263 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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, 1, 1, 1] [2022-12-13 19:07:12,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:07:12,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:12,466 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:07:12,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:07:12,468 INFO L85 PathProgramCache]: Analyzing trace with hash 327960613, now seen corresponding path program 1 times [2022-12-13 19:07:12,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:07:12,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404404450] [2022-12-13 19:07:12,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:12,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:07:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:07:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:07:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:07:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 19:07:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 19:07:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 19:07:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 19:07:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 19:07:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 19:07:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 19:07:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:07:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:07:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:07:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:07:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:07:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:07:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:13,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:07:13,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404404450] [2022-12-13 19:07:13,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404404450] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:07:13,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631531849] [2022-12-13 19:07:13,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:13,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:13,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:07:13,812 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:07:13,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 19:07:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:14,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 8329 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 19:07:14,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:07:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:15,046 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:07:15,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631531849] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:07:15,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:07:15,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2022-12-13 19:07:15,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294248523] [2022-12-13 19:07:15,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:07:15,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:07:15,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:07:15,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:07:15,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2022-12-13 19:07:15,048 INFO L87 Difference]: Start difference. First operand 78198 states and 108077 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:18,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:07:18,229 INFO L93 Difference]: Finished difference Result 182640 states and 252350 transitions. [2022-12-13 19:07:18,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 19:07:18,229 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) Word has length 170 [2022-12-13 19:07:18,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:07:18,579 INFO L225 Difference]: With dead ends: 182640 [2022-12-13 19:07:18,580 INFO L226 Difference]: Without dead ends: 104457 [2022-12-13 19:07:18,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=515, Unknown=0, NotChecked=0, Total=600 [2022-12-13 19:07:18,776 INFO L413 NwaCegarLoop]: 4465 mSDtfsCounter, 2581 mSDsluCounter, 20387 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 24852 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:07:18,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 24852 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 19:07:18,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104457 states. [2022-12-13 19:07:22,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104457 to 104120. [2022-12-13 19:07:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104120 states, 72501 states have (on average 1.2858995048344162) internal successors, (93229), 73897 states have internal predecessors, (93229), 25004 states have call successors, (25004), 6591 states have call predecessors, (25004), 6614 states have return successors, (25683), 24555 states have call predecessors, (25683), 25003 states have call successors, (25683) [2022-12-13 19:07:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104120 states to 104120 states and 143916 transitions. [2022-12-13 19:07:23,123 INFO L78 Accepts]: Start accepts. Automaton has 104120 states and 143916 transitions. Word has length 170 [2022-12-13 19:07:23,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:07:23,123 INFO L495 AbstractCegarLoop]: Abstraction has 104120 states and 143916 transitions. [2022-12-13 19:07:23,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 104120 states and 143916 transitions. [2022-12-13 19:07:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-13 19:07:23,131 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:07:23,131 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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, 1, 1, 1, 1] [2022-12-13 19:07:23,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 19:07:23,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:23,333 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:07:23,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:07:23,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1685337473, now seen corresponding path program 1 times [2022-12-13 19:07:23,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:07:23,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114997811] [2022-12-13 19:07:23,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:23,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:07:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:07:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:07:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:07:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 19:07:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 19:07:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 19:07:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 19:07:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 19:07:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 19:07:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 19:07:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:07:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 19:07:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:07:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 19:07:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 19:07:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-12-13 19:07:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:24,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:07:24,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114997811] [2022-12-13 19:07:24,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114997811] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:07:24,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214939772] [2022-12-13 19:07:24,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:24,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:24,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:07:24,637 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:07:24,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 19:07:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:25,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 8331 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 19:07:25,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:07:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:26,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:07:26,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214939772] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:07:26,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:07:26,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2022-12-13 19:07:26,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783378816] [2022-12-13 19:07:26,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:07:26,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:07:26,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:07:26,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:07:26,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2022-12-13 19:07:26,046 INFO L87 Difference]: Start difference. First operand 104120 states and 143916 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:30,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:07:30,141 INFO L93 Difference]: Finished difference Result 234462 states and 323992 transitions. [2022-12-13 19:07:30,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 19:07:30,142 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) Word has length 171 [2022-12-13 19:07:30,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:07:30,571 INFO L225 Difference]: With dead ends: 234462 [2022-12-13 19:07:30,571 INFO L226 Difference]: Without dead ends: 130357 [2022-12-13 19:07:30,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=515, Unknown=0, NotChecked=0, Total=600 [2022-12-13 19:07:30,820 INFO L413 NwaCegarLoop]: 4468 mSDtfsCounter, 2581 mSDsluCounter, 20399 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 24867 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:07:30,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 24867 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 19:07:30,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130357 states. [2022-12-13 19:07:34,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130357 to 104164. [2022-12-13 19:07:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104164 states, 72533 states have (on average 1.2857733721202762) internal successors, (93261), 73933 states have internal predecessors, (93261), 25004 states have call successors, (25004), 6591 states have call predecessors, (25004), 6626 states have return successors, (25701), 24563 states have call predecessors, (25701), 25003 states have call successors, (25701) [2022-12-13 19:07:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104164 states to 104164 states and 143966 transitions. [2022-12-13 19:07:34,889 INFO L78 Accepts]: Start accepts. Automaton has 104164 states and 143966 transitions. Word has length 171 [2022-12-13 19:07:34,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:07:34,889 INFO L495 AbstractCegarLoop]: Abstraction has 104164 states and 143966 transitions. [2022-12-13 19:07:34,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 104164 states and 143966 transitions. [2022-12-13 19:07:34,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-13 19:07:34,899 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:07:34,899 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 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, 1, 1, 1, 1, 1] [2022-12-13 19:07:34,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 19:07:35,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:35,101 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:07:35,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:07:35,102 INFO L85 PathProgramCache]: Analyzing trace with hash 107882796, now seen corresponding path program 1 times [2022-12-13 19:07:35,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:07:35,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958657803] [2022-12-13 19:07:35,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:07:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:07:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:07:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:07:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 19:07:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 19:07:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 19:07:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 19:07:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 19:07:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 19:07:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 19:07:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:07:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 19:07:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:07:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 19:07:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 19:07:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 19:07:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:36,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:07:36,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958657803] [2022-12-13 19:07:36,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958657803] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:07:36,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078979587] [2022-12-13 19:07:36,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:36,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:36,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:07:36,373 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:07:36,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 19:07:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:37,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 8333 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 19:07:37,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:07:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 19:07:37,594 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:07:37,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078979587] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:07:37,594 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:07:37,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2022-12-13 19:07:37,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969015235] [2022-12-13 19:07:37,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:07:37,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:07:37,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:07:37,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:07:37,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2022-12-13 19:07:37,595 INFO L87 Difference]: Start difference. First operand 104164 states and 143966 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 5 states have internal predecessors, (115), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:41,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:07:41,614 INFO L93 Difference]: Finished difference Result 234522 states and 324058 transitions. [2022-12-13 19:07:41,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 19:07:41,614 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 5 states have internal predecessors, (115), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) Word has length 172 [2022-12-13 19:07:41,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:07:42,008 INFO L225 Difference]: With dead ends: 234522 [2022-12-13 19:07:42,008 INFO L226 Difference]: Without dead ends: 130373 [2022-12-13 19:07:42,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=515, Unknown=0, NotChecked=0, Total=600 [2022-12-13 19:07:42,242 INFO L413 NwaCegarLoop]: 4195 mSDtfsCounter, 2581 mSDsluCounter, 19307 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 23502 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:07:42,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 23502 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 19:07:42,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130373 states. [2022-12-13 19:07:45,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130373 to 104190. [2022-12-13 19:07:45,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104190 states, 72553 states have (on average 1.285694595674886) internal successors, (93281), 73951 states have internal predecessors, (93281), 25004 states have call successors, (25004), 6591 states have call predecessors, (25004), 6632 states have return successors, (25707), 24571 states have call predecessors, (25707), 25003 states have call successors, (25707) [2022-12-13 19:07:46,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104190 states to 104190 states and 143992 transitions. [2022-12-13 19:07:46,364 INFO L78 Accepts]: Start accepts. Automaton has 104190 states and 143992 transitions. Word has length 172 [2022-12-13 19:07:46,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:07:46,364 INFO L495 AbstractCegarLoop]: Abstraction has 104190 states and 143992 transitions. [2022-12-13 19:07:46,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 5 states have internal predecessors, (115), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 19:07:46,365 INFO L276 IsEmpty]: Start isEmpty. Operand 104190 states and 143992 transitions. [2022-12-13 19:07:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-13 19:07:46,376 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:07:46,377 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 19:07:46,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 19:07:46,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 19:07:46,579 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:07:46,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:07:46,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1536053197, now seen corresponding path program 1 times [2022-12-13 19:07:46,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:07:46,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309475890] [2022-12-13 19:07:46,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:46,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:07:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:07:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:07:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:07:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 19:07:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 19:07:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 19:07:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 19:07:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 19:07:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 19:07:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 19:07:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 19:07:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:07:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 19:07:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:07:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:07:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-12-13 19:07:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 19:07:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:07:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:47,907 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-13 19:07:47,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:07:47,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309475890] [2022-12-13 19:07:47,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309475890] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:07:47,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106337440] [2022-12-13 19:07:47,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:07:47,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:07:47,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:07:47,909 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:07:47,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 19:07:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:07:49,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 8456 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-13 19:07:49,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:07:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 19:07:49,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:07:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 25 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-13 19:07:49,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106337440] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:07:49,636 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:07:49,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2022-12-13 19:07:49,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366999063] [2022-12-13 19:07:49,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:07:49,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-13 19:07:49,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:07:49,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-13 19:07:49,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2022-12-13 19:07:49,639 INFO L87 Difference]: Start difference. First operand 104190 states and 143992 transitions. Second operand has 24 states, 24 states have (on average 8.791666666666666) internal successors, (211), 15 states have internal predecessors, (211), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2022-12-13 19:09:09,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:09:09,855 INFO L93 Difference]: Finished difference Result 334263 states and 478738 transitions. [2022-12-13 19:09:09,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-12-13 19:09:09,855 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 8.791666666666666) internal successors, (211), 15 states have internal predecessors, (211), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) Word has length 189 [2022-12-13 19:09:09,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:09:10,737 INFO L225 Difference]: With dead ends: 334263 [2022-12-13 19:09:10,737 INFO L226 Difference]: Without dead ends: 229696 [2022-12-13 19:09:11,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 423 SyntacticMatches, 8 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7654 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=3051, Invalid=16971, Unknown=0, NotChecked=0, Total=20022 [2022-12-13 19:09:11,046 INFO L413 NwaCegarLoop]: 5531 mSDtfsCounter, 25199 mSDsluCounter, 52767 mSDsCounter, 0 mSdLazyCounter, 81954 mSolverCounterSat, 17985 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26042 SdHoareTripleChecker+Valid, 58298 SdHoareTripleChecker+Invalid, 99939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 17985 IncrementalHoareTripleChecker+Valid, 81954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.9s IncrementalHoareTripleChecker+Time [2022-12-13 19:09:11,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26042 Valid, 58298 Invalid, 99939 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [17985 Valid, 81954 Invalid, 0 Unknown, 0 Unchecked, 62.9s Time] [2022-12-13 19:09:11,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229696 states. [2022-12-13 19:09:21,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229696 to 179978. [2022-12-13 19:09:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179978 states, 125304 states have (on average 1.2857530485858393) internal successors, (161110), 127698 states have internal predecessors, (161110), 43166 states have call successors, (43166), 11476 states have call predecessors, (43166), 11507 states have return successors, (44221), 42387 states have call predecessors, (44221), 43165 states have call successors, (44221) [2022-12-13 19:09:22,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179978 states to 179978 states and 248497 transitions. [2022-12-13 19:09:22,448 INFO L78 Accepts]: Start accepts. Automaton has 179978 states and 248497 transitions. Word has length 189 [2022-12-13 19:09:22,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:09:22,448 INFO L495 AbstractCegarLoop]: Abstraction has 179978 states and 248497 transitions. [2022-12-13 19:09:22,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 8.791666666666666) internal successors, (211), 15 states have internal predecessors, (211), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2022-12-13 19:09:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 179978 states and 248497 transitions. [2022-12-13 19:09:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-13 19:09:22,459 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:09:22,459 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 19:09:22,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 19:09:22,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-13 19:09:22,661 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:09:22,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:09:22,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1695487181, now seen corresponding path program 1 times [2022-12-13 19:09:22,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:09:22,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250887017] [2022-12-13 19:09:22,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:09:22,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:09:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:09:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:09:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:09:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:09:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:09:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 19:09:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:09:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 19:09:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:09:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 19:09:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 19:09:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 19:09:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 19:09:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:09:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:09:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 19:09:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:09:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:09:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 19:09:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-12-13 19:09:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-12-13 19:09:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-13 19:09:23,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:09:23,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250887017] [2022-12-13 19:09:23,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250887017] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:09:23,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354310043] [2022-12-13 19:09:23,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:09:23,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:09:23,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:09:23,874 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:09:23,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 19:09:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:09:25,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 8458 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-13 19:09:25,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:09:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 19:09:25,194 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:09:25,438 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 25 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-13 19:09:25,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354310043] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:09:25,439 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:09:25,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2022-12-13 19:09:25,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3256763] [2022-12-13 19:09:25,439 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:09:25,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-13 19:09:25,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:09:25,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-13 19:09:25,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2022-12-13 19:09:25,441 INFO L87 Difference]: Start difference. First operand 179978 states and 248497 transitions. Second operand has 24 states, 24 states have (on average 8.875) internal successors, (213), 15 states have internal predecessors, (213), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2022-12-13 19:10:43,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:10:43,645 INFO L93 Difference]: Finished difference Result 564595 states and 806737 transitions. [2022-12-13 19:10:43,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-12-13 19:10:43,646 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 8.875) internal successors, (213), 15 states have internal predecessors, (213), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) Word has length 190 [2022-12-13 19:10:43,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:10:45,267 INFO L225 Difference]: With dead ends: 564595 [2022-12-13 19:10:45,267 INFO L226 Difference]: Without dead ends: 383988 [2022-12-13 19:10:45,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 425 SyntacticMatches, 8 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7833 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=3051, Invalid=16971, Unknown=0, NotChecked=0, Total=20022 [2022-12-13 19:10:45,972 INFO L413 NwaCegarLoop]: 5213 mSDtfsCounter, 29857 mSDsluCounter, 40003 mSDsCounter, 0 mSdLazyCounter, 62572 mSolverCounterSat, 23087 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30705 SdHoareTripleChecker+Valid, 45216 SdHoareTripleChecker+Invalid, 85659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 23087 IncrementalHoareTripleChecker+Valid, 62572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:10:45,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30705 Valid, 45216 Invalid, 85659 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [23087 Valid, 62572 Invalid, 0 Unknown, 0 Unchecked, 50.1s Time] [2022-12-13 19:10:46,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383988 states. [2022-12-13 19:11:05,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383988 to 297588. [2022-12-13 19:11:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297588 states, 207175 states have (on average 1.2859466634487753) internal successors, (266416), 211107 states have internal predecessors, (266416), 71274 states have call successors, (71274), 19127 states have call predecessors, (71274), 19138 states have return successors, (72807), 69945 states have call predecessors, (72807), 71273 states have call successors, (72807) [2022-12-13 19:11:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297588 states to 297588 states and 410497 transitions. [2022-12-13 19:11:06,639 INFO L78 Accepts]: Start accepts. Automaton has 297588 states and 410497 transitions. Word has length 190 [2022-12-13 19:11:06,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:11:06,639 INFO L495 AbstractCegarLoop]: Abstraction has 297588 states and 410497 transitions. [2022-12-13 19:11:06,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 8.875) internal successors, (213), 15 states have internal predecessors, (213), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2022-12-13 19:11:06,640 INFO L276 IsEmpty]: Start isEmpty. Operand 297588 states and 410497 transitions. [2022-12-13 19:11:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-13 19:11:06,652 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:11:06,652 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1] [2022-12-13 19:11:06,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 19:11:06,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:11:06,854 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:11:06,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:11:06,855 INFO L85 PathProgramCache]: Analyzing trace with hash 635677542, now seen corresponding path program 1 times [2022-12-13 19:11:06,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:11:06,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802769429] [2022-12-13 19:11:06,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:11:06,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:11:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:11:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:11:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:11:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:11:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:11:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 19:11:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 19:11:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 19:11:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 19:11:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 19:11:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 19:11:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 19:11:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 19:11:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:11:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:11:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 19:11:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:11:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:07,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:11:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:08,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 19:11:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:08,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 19:11:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:08,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 19:11:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:08,018 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-13 19:11:08,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:11:08,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802769429] [2022-12-13 19:11:08,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802769429] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:11:08,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1210464536] [2022-12-13 19:11:08,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:11:08,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:11:08,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:11:08,019 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:11:08,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 19:11:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:11:09,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 8460 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-13 19:11:09,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:11:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 19:11:09,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:11:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 25 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-13 19:11:09,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1210464536] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:11:09,522 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:11:09,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2022-12-13 19:11:09,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758067366] [2022-12-13 19:11:09,523 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:11:09,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-13 19:11:09,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:11:09,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-13 19:11:09,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2022-12-13 19:11:09,525 INFO L87 Difference]: Start difference. First operand 297588 states and 410497 transitions. Second operand has 24 states, 24 states have (on average 8.958333333333334) internal successors, (215), 15 states have internal predecessors, (215), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2022-12-13 19:12:41,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:12:41,421 INFO L93 Difference]: Finished difference Result 821599 states and 1171431 transitions. [2022-12-13 19:12:41,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-12-13 19:12:41,422 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 8.958333333333334) internal successors, (215), 15 states have internal predecessors, (215), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) Word has length 191 [2022-12-13 19:12:41,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:12:43,837 INFO L225 Difference]: With dead ends: 821599 [2022-12-13 19:12:43,837 INFO L226 Difference]: Without dead ends: 523116 [2022-12-13 19:12:44,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 427 SyntacticMatches, 8 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7807 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=3051, Invalid=16971, Unknown=0, NotChecked=0, Total=20022 [2022-12-13 19:12:44,711 INFO L413 NwaCegarLoop]: 5172 mSDtfsCounter, 33157 mSDsluCounter, 43952 mSDsCounter, 0 mSdLazyCounter, 68464 mSolverCounterSat, 26088 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33997 SdHoareTripleChecker+Valid, 49124 SdHoareTripleChecker+Invalid, 94552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 26088 IncrementalHoareTripleChecker+Valid, 68464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:12:44,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33997 Valid, 49124 Invalid, 94552 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [26088 Valid, 68464 Invalid, 0 Unknown, 0 Unchecked, 52.4s Time] [2022-12-13 19:12:45,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523116 states. [2022-12-13 19:13:11,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523116 to 394302. [2022-12-13 19:13:11,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394302 states, 274467 states have (on average 1.2860963248769433) internal successors, (352991), 279543 states have internal predecessors, (352991), 94313 states have call successors, (94313), 25587 states have call predecessors, (94313), 25521 states have return successors, (95938), 92561 states have call predecessors, (95938), 94312 states have call successors, (95938) [2022-12-13 19:13:13,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394302 states to 394302 states and 543242 transitions. [2022-12-13 19:13:13,608 INFO L78 Accepts]: Start accepts. Automaton has 394302 states and 543242 transitions. Word has length 191 [2022-12-13 19:13:13,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:13:13,609 INFO L495 AbstractCegarLoop]: Abstraction has 394302 states and 543242 transitions. [2022-12-13 19:13:13,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 8.958333333333334) internal successors, (215), 15 states have internal predecessors, (215), 5 states have call successors, (49), 9 states have call predecessors, (49), 7 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2022-12-13 19:13:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 394302 states and 543242 transitions. [2022-12-13 19:13:13,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-13 19:13:13,622 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:13:13,622 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 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 19:13:13,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 19:13:13,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24c86a1-18dc-4377-bd30-0f98ede5e329/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:13:13,823 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:13:13,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:13:13,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1598259551, now seen corresponding path program 1 times [2022-12-13 19:13:13,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:13:13,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621714588] [2022-12-13 19:13:13,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:13:13,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:13:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:13:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:13:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:13:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:13:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:13:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 19:13:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 19:13:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 19:13:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 19:13:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 19:13:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 19:13:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 19:13:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 19:13:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 19:13:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 19:13:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 19:13:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:13:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 19:13:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 19:13:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:13:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 19:13:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 19:13:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:13:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-12-13 19:13:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:13:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-13 19:13:14,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:13:14,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621714588] [2022-12-13 19:13:14,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621714588] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:13:14,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:13:14,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:13:14,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893778614] [2022-12-13 19:13:14,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:13:14,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:13:14,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:13:14,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:13:14,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:13:14,490 INFO L87 Difference]: Start difference. First operand 394302 states and 543242 transitions. Second operand has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 19:14:06,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:14:06,988 INFO L93 Difference]: Finished difference Result 1082536 states and 1511639 transitions. [2022-12-13 19:14:06,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 19:14:06,989 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 198 [2022-12-13 19:14:06,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:14:09,960 INFO L225 Difference]: With dead ends: 1082536 [2022-12-13 19:14:09,960 INFO L226 Difference]: Without dead ends: 688249 [2022-12-13 19:14:11,325 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:14:11,325 INFO L413 NwaCegarLoop]: 2344 mSDtfsCounter, 4852 mSDsluCounter, 3726 mSDsCounter, 0 mSdLazyCounter, 4384 mSolverCounterSat, 3777 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5138 SdHoareTripleChecker+Valid, 6070 SdHoareTripleChecker+Invalid, 8161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3777 IncrementalHoareTripleChecker+Valid, 4384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:14:11,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5138 Valid, 6070 Invalid, 8161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3777 Valid, 4384 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-12-13 19:14:11,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688249 states. [2022-12-13 19:14:51,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688249 to 618285. [2022-12-13 19:14:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618285 states, 431349 states have (on average 1.2864339548718091) internal successors, (554902), 439653 states have internal predecessors, (554902), 145062 states have call successors, (145062), 41877 states have call predecessors, (145062), 41873 states have return successors, (146969), 142610 states have call predecessors, (146969), 145061 states have call successors, (146969) [2022-12-13 19:14:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618285 states to 618285 states and 846933 transitions. [2022-12-13 19:14:55,073 INFO L78 Accepts]: Start accepts. Automaton has 618285 states and 846933 transitions. Word has length 198 [2022-12-13 19:14:55,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:14:55,073 INFO L495 AbstractCegarLoop]: Abstraction has 618285 states and 846933 transitions. [2022-12-13 19:14:55,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 19:14:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 618285 states and 846933 transitions. [2022-12-13 19:14:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-12-13 19:14:55,086 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:14:55,086 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:14:55,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 19:14:55,087 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:14:55,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:14:55,087 INFO L85 PathProgramCache]: Analyzing trace with hash -750696167, now seen corresponding path program 1 times [2022-12-13 19:14:55,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:14:55,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474981963] [2022-12-13 19:14:55,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:14:55,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:14:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:14:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:14:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:14:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:14:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:14:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 19:14:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:14:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:14:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:14:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:14:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 19:14:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:14:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:14:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 19:14:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 19:14:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 19:14:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 19:14:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 19:14:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 19:14:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 19:14:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 19:14:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:14:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 19:14:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:14:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 19:14:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 19:14:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 19:14:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 19:14:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:14:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-13 19:14:55,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:14:55,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474981963] [2022-12-13 19:14:55,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474981963] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:14:55,931 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:14:55,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:14:55,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604930937] [2022-12-13 19:14:55,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:14:55,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:14:55,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:14:55,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:14:55,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:14:55,932 INFO L87 Difference]: Start difference. First operand 618285 states and 846933 transitions. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 19:15:50,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:15:50,739 INFO L93 Difference]: Finished difference Result 1306004 states and 1814562 transitions. [2022-12-13 19:15:50,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:15:50,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 234 [2022-12-13 19:15:50,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:15:53,876 INFO L225 Difference]: With dead ends: 1306004 [2022-12-13 19:15:53,877 INFO L226 Difference]: Without dead ends: 687738 [2022-12-13 19:15:56,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:15:56,150 INFO L413 NwaCegarLoop]: 1796 mSDtfsCounter, 3400 mSDsluCounter, 2789 mSDsCounter, 0 mSdLazyCounter, 2980 mSolverCounterSat, 1546 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3763 SdHoareTripleChecker+Valid, 4585 SdHoareTripleChecker+Invalid, 4526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1546 IncrementalHoareTripleChecker+Valid, 2980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:15:56,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3763 Valid, 4585 Invalid, 4526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1546 Valid, 2980 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-12-13 19:15:56,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687738 states.