./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-32_7a-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_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/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_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/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_43d196d0-4398-4a6c-a408-20daca1c80f9/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 dfd6d574d08999b62054724022525ae58fcf8eb53291450098ab652e14e39cce --- 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 11:44:47,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:44:47,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:44:47,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:44:47,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:44:47,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:44:47,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:44:47,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:44:47,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:44:47,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:44:47,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:44:47,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:44:47,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:44:47,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:44:47,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:44:47,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:44:47,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:44:47,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:44:47,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:44:47,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:44:47,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:44:47,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:44:47,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:44:47,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:44:47,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:44:47,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:44:47,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:44:47,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:44:47,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:44:47,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:44:47,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:44:47,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:44:47,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:44:47,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:44:47,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:44:47,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:44:47,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:44:47,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:44:47,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:44:47,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:44:47,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:44:47,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 11:44:47,214 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:44:47,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:44:47,215 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:44:47,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:44:47,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:44:47,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:44:47,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:44:47,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:44:47,217 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:44:47,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:44:47,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:44:47,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:44:47,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:44:47,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:44:47,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:44:47,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:44:47,218 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:44:47,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:44:47,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:44:47,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:44:47,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:44:47,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:44:47,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:44:47,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:44:47,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:44:47,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:44:47,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:44:47,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:44:47,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:44:47,220 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:44:47,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:44:47,221 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:44:47,221 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_43d196d0-4398-4a6c-a408-20daca1c80f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfd6d574d08999b62054724022525ae58fcf8eb53291450098ab652e14e39cce [2022-12-13 11:44:47,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:44:47,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:44:47,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:44:47,448 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:44:47,449 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:44:47,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2022-12-13 11:44:50,112 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:44:50,537 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:44:50,538 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2022-12-13 11:44:50,567 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/data/a99d9f3f8/ae70ba866f664d4398fe4a23c8ba43a5/FLAG37933a596 [2022-12-13 11:44:50,578 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/data/a99d9f3f8/ae70ba866f664d4398fe4a23c8ba43a5 [2022-12-13 11:44:50,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:44:50,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:44:50,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:44:50,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:44:50,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:44:50,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:44:50" (1/1) ... [2022-12-13 11:44:50,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac343ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:50, skipping insertion in model container [2022-12-13 11:44:50,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:44:50" (1/1) ... [2022-12-13 11:44:50,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:44:50,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:44:51,431 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 11:44:51,532 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:51,536 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:51,536 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 11:44:51,544 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 11:44:51,633 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 11:44:51,664 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-12-13 11:44:51,684 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 11:44:51,757 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 11:44:51,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,759 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:51,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,762 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 11:44:51,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,765 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 11:44:51,772 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:51,773 WARN L623 FunctionHandler]: Unknown extern function skb_copy_expand [2022-12-13 11:44:51,774 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 11:44:51,776 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:51,778 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 11:44:51,778 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:51,779 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 11:44:51,781 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-12-13 11:44:51,781 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:51,781 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 11:44:51,782 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 11:44:51,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:51,789 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:51,789 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:51,790 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:51,790 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:51,791 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:51,791 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:51,792 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:51,792 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:51,792 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:51,793 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:51,793 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:51,794 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:51,814 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 11:44:51,899 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 11:44:51,981 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:52,021 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:52,022 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:52,029 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 11:44:52,036 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 11:44:52,043 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 11:44:52,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,113 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 11:44:52,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,115 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,122 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 11:44:52,123 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 11:44:52,124 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 11:44:52,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,125 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,125 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 11:44:52,128 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,131 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 11:44:52,131 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 11:44:52,132 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 11:44:52,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,134 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,135 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 11:44:52,142 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:52,143 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:52,143 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:52,144 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:52,145 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:52,145 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:52,146 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,146 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:52,147 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:52,147 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,148 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,148 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:52,149 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:52,149 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,237 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,238 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,238 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,239 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,240 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,240 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,240 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,240 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:52,242 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:52,243 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:52,243 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:52,243 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:52,244 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:52,244 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:52,244 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,244 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:52,245 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:52,245 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,245 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:52,246 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:52,260 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 11:44:52,265 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 11:44:52,279 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 11:44:52,506 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,646 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,647 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,660 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 11:44:52,661 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 11:44:52,679 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,679 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,679 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,680 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,680 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,705 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,705 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,717 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,741 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,754 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,759 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,760 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,765 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 11:44:52,766 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 11:44:52,772 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,773 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,775 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,781 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,782 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,833 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,853 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,865 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,865 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,867 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,868 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,874 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,874 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,893 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,893 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,905 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,916 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:52,922 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:52,922 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,928 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,934 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:52,935 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,946 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:52,947 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,947 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:52,958 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:52,964 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,970 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,982 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 11:44:52,983 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,988 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 11:44:52,989 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,994 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 11:44:52,994 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 11:44:52,995 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 11:44:52,996 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:52,996 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:52,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:52,998 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:52,998 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:52,999 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:53,000 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:53,000 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,017 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:53,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,031 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,033 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,033 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,035 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,035 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,038 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:53,038 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,039 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,039 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:53,060 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,065 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,066 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,066 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,072 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,079 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:53,080 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:53,080 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-12-13 11:44:53,093 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,093 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,093 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,094 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:53,094 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,094 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,094 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,094 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,095 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:53,095 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,095 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,095 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,095 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,096 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,096 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:53,096 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,096 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,096 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,096 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,097 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:53,097 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,097 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:53,097 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,098 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,098 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:53,098 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,098 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:53,098 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,099 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,099 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,099 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,099 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,099 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,157 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 11:44:53,162 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 11:44:53,202 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 11:44:53,270 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:53,270 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:53,270 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 11:44:53,276 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 11:44:53,317 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-12-13 11:44:53,322 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-12-13 11:44:53,399 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,399 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,399 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,400 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 11:44:53,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,401 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,401 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 11:44:53,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,402 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 11:44:53,403 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,403 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,403 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,405 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 11:44:53,411 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 11:44:53,411 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 11:44:53,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,417 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-13 11:44:53,417 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,418 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:53,418 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 11:44:53,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,429 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 11:44:53,429 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 11:44:53,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,430 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 11:44:53,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,430 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:53,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,431 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:53,431 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:53,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,432 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,434 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,438 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 11:44:53,439 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,439 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 11:44:53,445 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 11:44:53,446 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 11:44:53,448 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 11:44:53,450 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 11:44:53,451 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:53,451 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 11:44:53,451 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:53,451 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 11:44:53,452 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 11:44:53,452 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 11:44:53,453 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 11:44:53,453 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 11:44:53,455 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,475 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 11:44:53,476 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 11:44:53,476 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 11:44:53,476 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 11:44:53,476 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 11:44:53,477 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-12-13 11:44:53,477 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-12-13 11:44:53,483 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,483 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,483 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,484 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:53,484 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,484 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,484 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,484 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,485 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:53,485 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,485 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,485 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,485 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 11:44:53,485 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 11:44:53,578 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 11:44:53,615 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 11:44:53,620 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 11:44:53,626 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 11:44:53,696 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 11:44:53,757 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 11:44:53,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,759 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,759 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 11:44:53,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,761 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 11:44:53,761 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-12-13 11:44:53,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,763 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 11:44:53,763 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 11:44:53,763 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 11:44:53,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,765 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 11:44:53,765 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 11:44:53,765 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 11:44:53,766 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 11:44:53,766 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 11:44:53,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,767 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 11:44:53,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,768 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 11:44:53,768 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 11:44:53,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,811 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 11:44:53,813 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_5 [2022-12-13 11:44:53,814 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 11:44:53,814 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 11:44:53,814 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:53,814 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:53,814 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:53,815 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:53,815 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,815 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,816 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,816 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:53,816 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,816 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,817 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,817 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,817 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:53,817 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,817 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,817 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,818 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 11:44:53,818 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 11:44:53,818 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 11:44:53,819 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 11:44:53,819 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 11:44:53,819 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 11:44:53,819 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 11:44:53,899 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 11:44:53,900 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,900 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:53,910 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:53,911 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:53,915 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 11:44:53,918 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 11:44:53,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,921 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,930 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,932 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 11:44:53,932 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 11:44:53,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,944 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:53,948 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,948 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,949 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:53,949 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:53,949 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:53,949 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,949 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,950 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,950 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:53,950 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,950 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:53,951 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:53,956 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_43d196d0-4398-4a6c-a408-20daca1c80f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i[479141,479154] [2022-12-13 11:44:54,268 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,269 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,270 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,270 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,278 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,291 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,291 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,292 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:44:54,369 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:44:54,465 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 11:44:54,469 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:54,470 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:54,470 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 11:44:54,472 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 11:44:54,475 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 11:44:54,476 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-12-13 11:44:54,476 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 11:44:54,480 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 11:44:54,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,481 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,482 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 11:44:54,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,485 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 11:44:54,486 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:54,486 WARN L623 FunctionHandler]: Unknown extern function skb_copy_expand [2022-12-13 11:44:54,486 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 11:44:54,487 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:54,489 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 11:44:54,489 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:54,489 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 11:44:54,495 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-12-13 11:44:54,495 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 11:44:54,496 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 11:44:54,496 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 11:44:54,496 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,499 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,500 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,500 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,501 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,501 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,501 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,501 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,502 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,502 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,502 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,503 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,503 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,504 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 11:44:54,504 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 11:44:54,505 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,506 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:54,506 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:54,507 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 11:44:54,508 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 11:44:54,508 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 11:44:54,512 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,515 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 11:44:54,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,517 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,521 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 11:44:54,521 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 11:44:54,522 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 11:44:54,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,523 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,523 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 11:44:54,525 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,526 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 11:44:54,526 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 11:44:54,527 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 11:44:54,527 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,527 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,528 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 11:44:54,531 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,531 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,532 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,532 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,532 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,532 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,533 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,533 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,533 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,533 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,533 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,534 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,534 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:54,534 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,535 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,535 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,536 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,536 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,537 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,537 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,537 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,537 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,539 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,539 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,540 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,540 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,540 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,540 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,541 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,541 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,541 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,541 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,541 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,542 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,542 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 11:44:54,542 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 11:44:54,542 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 11:44:54,544 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,553 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,553 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,556 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 11:44:54,556 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-13 11:44:54,558 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,559 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,559 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,559 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,559 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,563 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,563 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,570 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,572 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,573 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,573 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,574 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 11:44:54,574 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 11:44:54,575 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,576 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,576 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,577 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,578 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,586 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,590 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,591 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,591 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,593 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,593 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,594 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,594 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,600 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,600 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,602 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,603 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:54,604 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:54,604 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,605 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,606 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:54,606 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,608 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,609 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,609 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,610 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:54,611 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,612 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,613 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 11:44:54,614 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,626 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 11:44:54,626 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,627 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 11:44:54,627 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-12-13 11:44:54,627 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 11:44:54,628 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:54,628 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:54,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,629 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 11:44:54,629 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,630 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:54,631 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:54,631 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,632 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 11:44:54,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,636 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,637 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,637 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,638 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,638 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,640 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,641 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,647 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,647 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,647 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-12-13 11:44:54,652 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,653 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,653 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,653 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,653 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,653 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,654 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,655 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,655 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,656 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:54,656 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,656 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:54,656 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,656 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,656 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,657 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,658 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,658 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 11:44:54,658 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 11:44:54,658 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 11:44:54,659 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:54,660 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 11:44:54,660 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 11:44:54,660 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 11:44:54,661 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-12-13 11:44:54,661 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-12-13 11:44:54,663 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,663 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,663 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,663 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 11:44:54,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,664 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 11:44:54,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,665 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 11:44:54,665 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,666 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,666 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,667 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 11:44:54,668 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 11:44:54,668 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 11:44:54,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,669 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-13 11:44:54,669 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,670 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 11:44:54,670 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 11:44:54,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,671 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 11:44:54,671 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-13 11:44:54,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,672 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 11:44:54,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,672 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,672 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,673 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,677 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 11:44:54,678 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,678 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 11:44:54,679 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 11:44:54,679 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 11:44:54,680 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 11:44:54,684 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 11:44:54,684 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:54,684 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 11:44:54,684 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 11:44:54,684 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 11:44:54,685 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 11:44:54,685 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 11:44:54,685 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 11:44:54,685 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 11:44:54,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,691 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 11:44:54,691 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 11:44:54,691 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 11:44:54,692 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 11:44:54,692 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 11:44:54,692 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-12-13 11:44:54,693 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-12-13 11:44:54,693 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,693 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,694 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,694 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,694 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,694 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,694 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 11:44:54,695 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 11:44:54,696 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 11:44:54,697 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 11:44:54,698 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 11:44:54,699 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 11:44:54,700 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 11:44:54,701 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 11:44:54,701 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,702 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 11:44:54,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,703 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 11:44:54,703 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-12-13 11:44:54,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,704 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 11:44:54,704 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 11:44:54,704 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 11:44:54,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,706 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-12-13 11:44:54,706 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 11:44:54,706 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 11:44:54,707 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 11:44:54,707 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 11:44:54,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,708 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 11:44:54,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,708 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 11:44:54,709 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 11:44:54,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,711 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 11:44:54,713 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_5 [2022-12-13 11:44:54,713 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 11:44:54,713 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_5 [2022-12-13 11:44:54,713 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:54,713 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:54,714 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:54,714 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_5 [2022-12-13 11:44:54,714 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,714 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,715 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,715 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,715 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,715 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,715 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,715 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,716 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,716 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,716 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,716 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,716 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 11:44:54,717 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 11:44:54,717 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 11:44:54,717 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 11:44:54,717 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 11:44:54,717 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 11:44:54,717 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 11:44:54,720 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 11:44:54,721 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,721 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 11:44:54,725 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 11:44:54,726 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 11:44:54,728 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 11:44:54,730 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 11:44:54,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,736 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 11:44:54,736 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 11:44:54,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 11:44:54,741 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,741 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,741 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 11:44:54,741 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 11:44:54,742 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 11:44:54,742 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,742 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,742 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,742 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 11:44:54,742 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,743 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 11:44:54,743 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 11:44:54,743 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_43d196d0-4398-4a6c-a408-20daca1c80f9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i[479141,479154] [2022-12-13 11:44:54,768 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,772 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,773 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,774 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,774 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,777 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,778 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,778 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 11:44:54,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:44:54,930 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:44:54,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54 WrapperNode [2022-12-13 11:44:54,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:44:54,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:44:54,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:44:54,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:44:54,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,236 INFO L138 Inliner]: procedures = 606, calls = 6517, calls flagged for inlining = 203, calls inlined = 162, statements flattened = 7772 [2022-12-13 11:44:55,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:44:55,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:44:55,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:44:55,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:44:55,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,465 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:44:55,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:44:55,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:44:55,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:44:55,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (1/1) ... [2022-12-13 11:44:55,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:44:55,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:44:55,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:44:55,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2022-12-13 11:44:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2022-12-13 11:44:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_5 [2022-12-13 11:44:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_5 [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 11:44:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 11:44:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2022-12-13 11:44:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2022-12-13 11:44:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2022-12-13 11:44:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2022-12-13 11:44:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 11:44:55,578 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 11:44:55,578 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 11:44:55,579 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 11:44:55,579 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_set_mac_address [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_set_mac_address [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_resume [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_resume [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 11:44:55,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 11:44:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 11:44:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 11:44:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 11:44:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-12-13 11:44:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 11:44:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 11:44:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-12-13 11:44:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-13 11:44:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 11:44:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2022-12-13 11:44:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 11:44:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 11:44:55,583 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 11:44:55,583 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 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 11:44:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-13 11:44:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-13 11:44:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-13 11:44:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2022-12-13 11:44:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_stats_lock_of_NOT_ARG_SIGN [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_stats_lock_of_NOT_ARG_SIGN [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 11:44:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 11:44:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 11:44:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2022-12-13 11:44:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-12-13 11:44:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-12-13 11:44:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-12-13 11:44:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-12-13 11:44:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single___1 [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single___1 [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 11:44:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2022-12-13 11:44:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mgmt_lock_of_NOT_ARG_SIGN [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mgmt_lock_of_NOT_ARG_SIGN [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_stats_lock_of_NOT_ARG_SIGN [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_stats_lock_of_NOT_ARG_SIGN [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_islpci_acl [2022-12-13 11:44:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_islpci_acl [2022-12-13 11:44:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 11:44:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_5 [2022-12-13 11:44:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_5 [2022-12-13 11:44:55,590 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 11:44:55,591 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 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_islpci_acl [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_islpci_acl [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single___0 [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single___0 [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:44:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-12-13 11:44:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-12-13 11:44:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2022-12-13 11:44:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2022-12-13 11:44:56,262 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:44:56,265 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:44:56,579 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 11:45:02,399 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:45:02,417 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:45:02,417 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 11:45:02,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:45:02 BoogieIcfgContainer [2022-12-13 11:45:02,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:45:02,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 11:45:02,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 11:45:02,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 11:45:02,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 11:44:50" (1/3) ... [2022-12-13 11:45:02,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bf9edee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:45:02, skipping insertion in model container [2022-12-13 11:45:02,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:44:54" (2/3) ... [2022-12-13 11:45:02,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bf9edee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:45:02, skipping insertion in model container [2022-12-13 11:45:02,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:45:02" (3/3) ... [2022-12-13 11:45:02,430 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--prism54--prism54.ko-entry_point.cil.out.i [2022-12-13 11:45:02,448 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 11:45:02,448 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 11:45:02,521 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 11:45:02,525 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;@6cbaa3b0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 11:45:02,526 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 11:45:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand has 1966 states, 1367 states have (on average 1.3167520117044624) internal successors, (1800), 1407 states have internal predecessors, (1800), 479 states have call successors, (479), 119 states have call predecessors, (479), 118 states have return successors, (471), 469 states have call predecessors, (471), 471 states have call successors, (471) [2022-12-13 11:45:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-13 11:45:02,542 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:02,542 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:45:02,542 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:02,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:02,546 INFO L85 PathProgramCache]: Analyzing trace with hash -613043477, now seen corresponding path program 1 times [2022-12-13 11:45:02,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:02,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879583610] [2022-12-13 11:45:02,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:02,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:03,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:03,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:03,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:03,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:03,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:03,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:45:03,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:03,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879583610] [2022-12-13 11:45:03,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879583610] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:03,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:03,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:03,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329924430] [2022-12-13 11:45:03,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:03,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:03,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:03,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:03,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:03,627 INFO L87 Difference]: Start difference. First operand has 1966 states, 1367 states have (on average 1.3167520117044624) internal successors, (1800), 1407 states have internal predecessors, (1800), 479 states have call successors, (479), 119 states have call predecessors, (479), 118 states have return successors, (471), 469 states have call predecessors, (471), 471 states have call successors, (471) Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 11:45:11,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:11,568 INFO L93 Difference]: Finished difference Result 6196 states and 9020 transitions. [2022-12-13 11:45:11,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 11:45:11,569 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 52 [2022-12-13 11:45:11,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:11,596 INFO L225 Difference]: With dead ends: 6196 [2022-12-13 11:45:11,596 INFO L226 Difference]: Without dead ends: 4145 [2022-12-13 11:45:11,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:45:11,624 INFO L413 NwaCegarLoop]: 2568 mSDtfsCounter, 4742 mSDsluCounter, 4102 mSDsCounter, 0 mSdLazyCounter, 4251 mSolverCounterSat, 2596 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5081 SdHoareTripleChecker+Valid, 6670 SdHoareTripleChecker+Invalid, 6847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2596 IncrementalHoareTripleChecker+Valid, 4251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:11,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5081 Valid, 6670 Invalid, 6847 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2596 Valid, 4251 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2022-12-13 11:45:11,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2022-12-13 11:45:11,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 3799. [2022-12-13 11:45:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3799 states, 2638 states have (on average 1.2930250189537529) internal successors, (3411), 2686 states have internal predecessors, (3411), 926 states have call successors, (926), 235 states have call predecessors, (926), 234 states have return successors, (913), 909 states have call predecessors, (913), 913 states have call successors, (913) [2022-12-13 11:45:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 5250 transitions. [2022-12-13 11:45:11,849 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 5250 transitions. Word has length 52 [2022-12-13 11:45:11,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:11,850 INFO L495 AbstractCegarLoop]: Abstraction has 3799 states and 5250 transitions. [2022-12-13 11:45:11,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (6), 5 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 11:45:11,850 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 5250 transitions. [2022-12-13 11:45:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-13 11:45:11,853 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:11,853 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:11,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 11:45:11,854 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:11,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:11,854 INFO L85 PathProgramCache]: Analyzing trace with hash -608073026, now seen corresponding path program 1 times [2022-12-13 11:45:11,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:11,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958185086] [2022-12-13 11:45:11,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:11,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 11:45:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 11:45:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 11:45:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:12,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:12,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958185086] [2022-12-13 11:45:12,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958185086] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:12,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:12,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:12,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087928629] [2022-12-13 11:45:12,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:12,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:12,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:12,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:12,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:12,432 INFO L87 Difference]: Start difference. First operand 3799 states and 5250 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 11:45:18,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:18,569 INFO L93 Difference]: Finished difference Result 11955 states and 16827 transitions. [2022-12-13 11:45:18,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 11:45:18,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2022-12-13 11:45:18,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:18,620 INFO L225 Difference]: With dead ends: 11955 [2022-12-13 11:45:18,620 INFO L226 Difference]: Without dead ends: 8166 [2022-12-13 11:45:18,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:45:18,637 INFO L413 NwaCegarLoop]: 2382 mSDtfsCounter, 5553 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 3021 mSolverCounterSat, 3803 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5879 SdHoareTripleChecker+Valid, 5219 SdHoareTripleChecker+Invalid, 6824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3803 IncrementalHoareTripleChecker+Valid, 3021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:18,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5879 Valid, 5219 Invalid, 6824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3803 Valid, 3021 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-12-13 11:45:18,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8166 states. [2022-12-13 11:45:18,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8166 to 7466. [2022-12-13 11:45:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7466 states, 5188 states have (on average 1.2933693138010793) internal successors, (6710), 5272 states have internal predecessors, (6710), 1815 states have call successors, (1815), 463 states have call predecessors, (1815), 462 states have return successors, (1802), 1794 states have call predecessors, (1802), 1802 states have call successors, (1802) [2022-12-13 11:45:19,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7466 states to 7466 states and 10327 transitions. [2022-12-13 11:45:19,025 INFO L78 Accepts]: Start accepts. Automaton has 7466 states and 10327 transitions. Word has length 73 [2022-12-13 11:45:19,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:19,026 INFO L495 AbstractCegarLoop]: Abstraction has 7466 states and 10327 transitions. [2022-12-13 11:45:19,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 11:45:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 7466 states and 10327 transitions. [2022-12-13 11:45:19,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-13 11:45:19,029 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:19,029 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:19,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 11:45:19,029 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:19,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:19,030 INFO L85 PathProgramCache]: Analyzing trace with hash -417519396, now seen corresponding path program 1 times [2022-12-13 11:45:19,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:19,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017516131] [2022-12-13 11:45:19,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:45:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:19,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:19,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017516131] [2022-12-13 11:45:19,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017516131] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:19,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:19,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:19,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25635002] [2022-12-13 11:45:19,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:19,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:19,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:19,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:19,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:19,626 INFO L87 Difference]: Start difference. First operand 7466 states and 10327 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:25,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:25,192 INFO L93 Difference]: Finished difference Result 8144 states and 11559 transitions. [2022-12-13 11:45:25,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 11:45:25,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 72 [2022-12-13 11:45:25,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:25,219 INFO L225 Difference]: With dead ends: 8144 [2022-12-13 11:45:25,219 INFO L226 Difference]: Without dead ends: 8141 [2022-12-13 11:45:25,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 11:45:25,223 INFO L413 NwaCegarLoop]: 2002 mSDtfsCounter, 3384 mSDsluCounter, 3071 mSDsCounter, 0 mSdLazyCounter, 2789 mSolverCounterSat, 1416 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3702 SdHoareTripleChecker+Valid, 5073 SdHoareTripleChecker+Invalid, 4205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1416 IncrementalHoareTripleChecker+Valid, 2789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:25,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3702 Valid, 5073 Invalid, 4205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1416 Valid, 2789 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-12-13 11:45:25,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8141 states. [2022-12-13 11:45:25,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8141 to 7465. [2022-12-13 11:45:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7465 states, 5188 states have (on average 1.2931765612952968) internal successors, (6709), 5271 states have internal predecessors, (6709), 1814 states have call successors, (1814), 463 states have call predecessors, (1814), 462 states have return successors, (1802), 1794 states have call predecessors, (1802), 1802 states have call successors, (1802) [2022-12-13 11:45:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7465 states to 7465 states and 10325 transitions. [2022-12-13 11:45:25,486 INFO L78 Accepts]: Start accepts. Automaton has 7465 states and 10325 transitions. Word has length 72 [2022-12-13 11:45:25,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:25,486 INFO L495 AbstractCegarLoop]: Abstraction has 7465 states and 10325 transitions. [2022-12-13 11:45:25,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 7465 states and 10325 transitions. [2022-12-13 11:45:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-13 11:45:25,488 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:25,488 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:25,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 11:45:25,488 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:25,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:25,488 INFO L85 PathProgramCache]: Analyzing trace with hash -59053176, now seen corresponding path program 1 times [2022-12-13 11:45:25,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:25,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318724617] [2022-12-13 11:45:25,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:25,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:25,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:45:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:26,095 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:26,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:26,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318724617] [2022-12-13 11:45:26,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318724617] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:26,095 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:26,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:26,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362216647] [2022-12-13 11:45:26,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:26,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:26,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:26,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:26,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:26,097 INFO L87 Difference]: Start difference. First operand 7465 states and 10325 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:29,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:29,648 INFO L93 Difference]: Finished difference Result 8143 states and 11557 transitions. [2022-12-13 11:45:29,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 11:45:29,649 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 73 [2022-12-13 11:45:29,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:29,672 INFO L225 Difference]: With dead ends: 8143 [2022-12-13 11:45:29,672 INFO L226 Difference]: Without dead ends: 8140 [2022-12-13 11:45:29,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 11:45:29,675 INFO L413 NwaCegarLoop]: 1985 mSDtfsCounter, 3978 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 1437 mSolverCounterSat, 2030 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4305 SdHoareTripleChecker+Valid, 3098 SdHoareTripleChecker+Invalid, 3467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2030 IncrementalHoareTripleChecker+Valid, 1437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:29,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4305 Valid, 3098 Invalid, 3467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2030 Valid, 1437 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-12-13 11:45:29,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8140 states. [2022-12-13 11:45:29,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8140 to 7464. [2022-12-13 11:45:29,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 5188 states have (on average 1.2929838087895142) internal successors, (6708), 5270 states have internal predecessors, (6708), 1813 states have call successors, (1813), 463 states have call predecessors, (1813), 462 states have return successors, (1802), 1794 states have call predecessors, (1802), 1802 states have call successors, (1802) [2022-12-13 11:45:29,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 10323 transitions. [2022-12-13 11:45:29,931 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 10323 transitions. Word has length 73 [2022-12-13 11:45:29,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:29,932 INFO L495 AbstractCegarLoop]: Abstraction has 7464 states and 10323 transitions. [2022-12-13 11:45:29,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 10323 transitions. [2022-12-13 11:45:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-13 11:45:29,933 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:29,933 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:29,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 11:45:29,933 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:29,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:29,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1831497377, now seen corresponding path program 1 times [2022-12-13 11:45:29,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:29,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279690150] [2022-12-13 11:45:29,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:29,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:45:30,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:30,416 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:30,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:30,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279690150] [2022-12-13 11:45:30,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279690150] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:30,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:30,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:30,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301198421] [2022-12-13 11:45:30,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:30,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:30,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:30,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:30,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:30,419 INFO L87 Difference]: Start difference. First operand 7464 states and 10323 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:34,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:34,735 INFO L93 Difference]: Finished difference Result 8156 states and 11564 transitions. [2022-12-13 11:45:34,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 11:45:34,736 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 74 [2022-12-13 11:45:34,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:34,763 INFO L225 Difference]: With dead ends: 8156 [2022-12-13 11:45:34,764 INFO L226 Difference]: Without dead ends: 8152 [2022-12-13 11:45:34,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:45:34,766 INFO L413 NwaCegarLoop]: 1986 mSDtfsCounter, 3420 mSDsluCounter, 2033 mSDsCounter, 0 mSdLazyCounter, 2184 mSolverCounterSat, 1420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3743 SdHoareTripleChecker+Valid, 4019 SdHoareTripleChecker+Invalid, 3604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1420 IncrementalHoareTripleChecker+Valid, 2184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:34,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3743 Valid, 4019 Invalid, 3604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1420 Valid, 2184 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-12-13 11:45:34,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8152 states. [2022-12-13 11:45:35,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8152 to 7474. [2022-12-13 11:45:35,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7474 states, 5196 states have (on average 1.2915704387990763) internal successors, (6711), 5276 states have internal predecessors, (6711), 1811 states have call successors, (1811), 467 states have call predecessors, (1811), 466 states have return successors, (1802), 1794 states have call predecessors, (1802), 1802 states have call successors, (1802) [2022-12-13 11:45:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7474 states to 7474 states and 10324 transitions. [2022-12-13 11:45:35,071 INFO L78 Accepts]: Start accepts. Automaton has 7474 states and 10324 transitions. Word has length 74 [2022-12-13 11:45:35,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:35,072 INFO L495 AbstractCegarLoop]: Abstraction has 7474 states and 10324 transitions. [2022-12-13 11:45:35,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 7474 states and 10324 transitions. [2022-12-13 11:45:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-13 11:45:35,073 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:35,073 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:35,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 11:45:35,073 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:35,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:35,073 INFO L85 PathProgramCache]: Analyzing trace with hash -942687893, now seen corresponding path program 1 times [2022-12-13 11:45:35,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:35,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29646536] [2022-12-13 11:45:35,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:35,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:45:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:35,542 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:35,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:35,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29646536] [2022-12-13 11:45:35,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29646536] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:35,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:35,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:35,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412078160] [2022-12-13 11:45:35,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:35,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:35,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:35,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:35,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:35,545 INFO L87 Difference]: Start difference. First operand 7474 states and 10324 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:43,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:43,223 INFO L93 Difference]: Finished difference Result 23708 states and 33643 transitions. [2022-12-13 11:45:43,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 11:45:43,224 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 75 [2022-12-13 11:45:43,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:43,270 INFO L225 Difference]: With dead ends: 23708 [2022-12-13 11:45:43,270 INFO L226 Difference]: Without dead ends: 16244 [2022-12-13 11:45:43,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:45:43,290 INFO L413 NwaCegarLoop]: 2553 mSDtfsCounter, 4492 mSDsluCounter, 4076 mSDsCounter, 0 mSdLazyCounter, 4209 mSolverCounterSat, 2531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4814 SdHoareTripleChecker+Valid, 6629 SdHoareTripleChecker+Invalid, 6740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2531 IncrementalHoareTripleChecker+Valid, 4209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:43,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4814 Valid, 6629 Invalid, 6740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2531 Valid, 4209 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-12-13 11:45:43,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16244 states. [2022-12-13 11:45:43,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16244 to 14994. [2022-12-13 11:45:43,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14994 states, 10427 states have (on average 1.2906876378632397) internal successors, (13458), 10614 states have internal predecessors, (13458), 3608 states have call successors, (3608), 928 states have call predecessors, (3608), 958 states have return successors, (3806), 3579 states have call predecessors, (3806), 3598 states have call successors, (3806) [2022-12-13 11:45:43,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14994 states to 14994 states and 20872 transitions. [2022-12-13 11:45:43,981 INFO L78 Accepts]: Start accepts. Automaton has 14994 states and 20872 transitions. Word has length 75 [2022-12-13 11:45:43,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:43,981 INFO L495 AbstractCegarLoop]: Abstraction has 14994 states and 20872 transitions. [2022-12-13 11:45:43,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 14994 states and 20872 transitions. [2022-12-13 11:45:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-13 11:45:43,983 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:43,983 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:43,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 11:45:43,983 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:43,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:43,983 INFO L85 PathProgramCache]: Analyzing trace with hash 840607202, now seen corresponding path program 1 times [2022-12-13 11:45:43,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:43,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871116932] [2022-12-13 11:45:43,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:43,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:45:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:44,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:44,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871116932] [2022-12-13 11:45:44,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871116932] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:44,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:44,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:44,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854603749] [2022-12-13 11:45:44,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:44,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:44,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:44,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:44,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:44,577 INFO L87 Difference]: Start difference. First operand 14994 states and 20872 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:49,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:49,930 INFO L93 Difference]: Finished difference Result 16228 states and 23158 transitions. [2022-12-13 11:45:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 11:45:49,930 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 76 [2022-12-13 11:45:49,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:49,974 INFO L225 Difference]: With dead ends: 16228 [2022-12-13 11:45:49,974 INFO L226 Difference]: Without dead ends: 16225 [2022-12-13 11:45:49,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 11:45:49,980 INFO L413 NwaCegarLoop]: 1990 mSDtfsCounter, 3395 mSDsluCounter, 2134 mSDsCounter, 0 mSdLazyCounter, 2070 mSolverCounterSat, 1430 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3716 SdHoareTripleChecker+Valid, 4124 SdHoareTripleChecker+Invalid, 3500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1430 IncrementalHoareTripleChecker+Valid, 2070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:49,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3716 Valid, 4124 Invalid, 3500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1430 Valid, 2070 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-12-13 11:45:49,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16225 states. [2022-12-13 11:45:50,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16225 to 14993. [2022-12-13 11:45:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14993 states, 10427 states have (on average 1.2905917330008632) internal successors, (13457), 10613 states have internal predecessors, (13457), 3607 states have call successors, (3607), 928 states have call predecessors, (3607), 958 states have return successors, (3806), 3579 states have call predecessors, (3806), 3598 states have call successors, (3806) [2022-12-13 11:45:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14993 states to 14993 states and 20870 transitions. [2022-12-13 11:45:50,796 INFO L78 Accepts]: Start accepts. Automaton has 14993 states and 20870 transitions. Word has length 76 [2022-12-13 11:45:50,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:45:50,797 INFO L495 AbstractCegarLoop]: Abstraction has 14993 states and 20870 transitions. [2022-12-13 11:45:50,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:50,797 INFO L276 IsEmpty]: Start isEmpty. Operand 14993 states and 20870 transitions. [2022-12-13 11:45:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-13 11:45:50,798 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:45:50,798 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:45:50,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 11:45:50,798 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:45:50,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:45:50,799 INFO L85 PathProgramCache]: Analyzing trace with hash 288185166, now seen corresponding path program 1 times [2022-12-13 11:45:50,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:45:50,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420907424] [2022-12-13 11:45:50,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:45:50,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:45:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:45:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:45:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:45:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:45:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:45:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:45:51,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:45:51,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:45:51,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420907424] [2022-12-13 11:45:51,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420907424] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:45:51,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:45:51,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:45:51,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606491417] [2022-12-13 11:45:51,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:45:51,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:45:51,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:45:51,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:45:51,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:45:51,258 INFO L87 Difference]: Start difference. First operand 14993 states and 20870 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:45:59,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:45:59,139 INFO L93 Difference]: Finished difference Result 47381 states and 67115 transitions. [2022-12-13 11:45:59,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 11:45:59,140 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 77 [2022-12-13 11:45:59,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:45:59,233 INFO L225 Difference]: With dead ends: 47381 [2022-12-13 11:45:59,233 INFO L226 Difference]: Without dead ends: 32398 [2022-12-13 11:45:59,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:45:59,279 INFO L413 NwaCegarLoop]: 2399 mSDtfsCounter, 4560 mSDsluCounter, 3809 mSDsCounter, 0 mSdLazyCounter, 4078 mSolverCounterSat, 2615 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4885 SdHoareTripleChecker+Valid, 6208 SdHoareTripleChecker+Invalid, 6693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2615 IncrementalHoareTripleChecker+Valid, 4078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:45:59,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4885 Valid, 6208 Invalid, 6693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2615 Valid, 4078 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-12-13 11:45:59,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32398 states. [2022-12-13 11:46:00,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32398 to 29911. [2022-12-13 11:46:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29911 states, 20808 states have (on average 1.290609381007305) internal successors, (26855), 21177 states have internal predecessors, (26855), 7192 states have call successors, (7192), 1849 states have call predecessors, (7192), 1910 states have return successors, (7606), 7140 states have call predecessors, (7606), 7182 states have call successors, (7606) [2022-12-13 11:46:00,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29911 states to 29911 states and 41653 transitions. [2022-12-13 11:46:00,734 INFO L78 Accepts]: Start accepts. Automaton has 29911 states and 41653 transitions. Word has length 77 [2022-12-13 11:46:00,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:46:00,734 INFO L495 AbstractCegarLoop]: Abstraction has 29911 states and 41653 transitions. [2022-12-13 11:46:00,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:46:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 29911 states and 41653 transitions. [2022-12-13 11:46:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-13 11:46:00,736 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:46:00,736 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:46:00,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 11:46:00,736 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:46:00,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:46:00,736 INFO L85 PathProgramCache]: Analyzing trace with hash 342976101, now seen corresponding path program 1 times [2022-12-13 11:46:00,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:46:00,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212007106] [2022-12-13 11:46:00,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:46:00,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:46:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:46:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:46:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:46:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:46:01,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:46:01,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212007106] [2022-12-13 11:46:01,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212007106] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:46:01,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:46:01,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:46:01,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970241337] [2022-12-13 11:46:01,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:46:01,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:46:01,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:46:01,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:46:01,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:46:01,125 INFO L87 Difference]: Start difference. First operand 29911 states and 41653 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:46:05,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:46:05,818 INFO L93 Difference]: Finished difference Result 32377 states and 46223 transitions. [2022-12-13 11:46:05,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 11:46:05,818 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 78 [2022-12-13 11:46:05,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:46:05,943 INFO L225 Difference]: With dead ends: 32377 [2022-12-13 11:46:05,943 INFO L226 Difference]: Without dead ends: 32363 [2022-12-13 11:46:05,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 11:46:05,956 INFO L413 NwaCegarLoop]: 1980 mSDtfsCounter, 3958 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 2018 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4284 SdHoareTripleChecker+Valid, 3093 SdHoareTripleChecker+Invalid, 3454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2018 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:46:05,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4284 Valid, 3093 Invalid, 3454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2018 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-12-13 11:46:05,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32363 states. [2022-12-13 11:46:07,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32363 to 29899. [2022-12-13 11:46:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29899 states, 20797 states have (on average 1.2904745876809156) internal successors, (26838), 21165 states have internal predecessors, (26838), 7191 states have call successors, (7191), 1849 states have call predecessors, (7191), 1910 states have return successors, (7606), 7140 states have call predecessors, (7606), 7182 states have call successors, (7606) [2022-12-13 11:46:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29899 states to 29899 states and 41635 transitions. [2022-12-13 11:46:07,348 INFO L78 Accepts]: Start accepts. Automaton has 29899 states and 41635 transitions. Word has length 78 [2022-12-13 11:46:07,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:46:07,348 INFO L495 AbstractCegarLoop]: Abstraction has 29899 states and 41635 transitions. [2022-12-13 11:46:07,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 11:46:07,348 INFO L276 IsEmpty]: Start isEmpty. Operand 29899 states and 41635 transitions. [2022-12-13 11:46:07,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-13 11:46:07,352 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:46:07,352 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:46:07,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 11:46:07,353 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:46:07,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:46:07,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1416831493, now seen corresponding path program 1 times [2022-12-13 11:46:07,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:46:07,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866159614] [2022-12-13 11:46:07,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:46:07,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:46:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:46:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:46:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 11:46:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 11:46:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 11:46:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 11:46:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 11:46:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 11:46:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:07,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:46:07,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:46:07,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866159614] [2022-12-13 11:46:07,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866159614] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:46:07,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:46:07,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:46:07,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256437140] [2022-12-13 11:46:07,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:46:07,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:46:07,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:46:07,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:46:07,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:46:07,789 INFO L87 Difference]: Start difference. First operand 29899 states and 41635 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 11:46:18,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:46:18,541 INFO L93 Difference]: Finished difference Result 85548 states and 120577 transitions. [2022-12-13 11:46:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 11:46:18,541 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 111 [2022-12-13 11:46:18,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:46:18,771 INFO L225 Difference]: With dead ends: 85548 [2022-12-13 11:46:18,771 INFO L226 Difference]: Without dead ends: 55659 [2022-12-13 11:46:18,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2022-12-13 11:46:18,839 INFO L413 NwaCegarLoop]: 1018 mSDtfsCounter, 6616 mSDsluCounter, 1851 mSDsCounter, 0 mSdLazyCounter, 6060 mSolverCounterSat, 4621 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6922 SdHoareTripleChecker+Valid, 2869 SdHoareTripleChecker+Invalid, 10681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4621 IncrementalHoareTripleChecker+Valid, 6060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-12-13 11:46:18,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6922 Valid, 2869 Invalid, 10681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4621 Valid, 6060 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-12-13 11:46:18,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55659 states. [2022-12-13 11:46:21,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55659 to 51295. [2022-12-13 11:46:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51295 states, 35725 states have (on average 1.2925402379286215) internal successors, (46176), 36409 states have internal predecessors, (46176), 12187 states have call successors, (12187), 3273 states have call predecessors, (12187), 3382 states have return successors, (12914), 12092 states have call predecessors, (12914), 12178 states have call successors, (12914) [2022-12-13 11:46:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51295 states to 51295 states and 71277 transitions. [2022-12-13 11:46:21,631 INFO L78 Accepts]: Start accepts. Automaton has 51295 states and 71277 transitions. Word has length 111 [2022-12-13 11:46:21,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:46:21,632 INFO L495 AbstractCegarLoop]: Abstraction has 51295 states and 71277 transitions. [2022-12-13 11:46:21,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 11:46:21,632 INFO L276 IsEmpty]: Start isEmpty. Operand 51295 states and 71277 transitions. [2022-12-13 11:46:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-13 11:46:21,639 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:46:21,640 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 11:46:21,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 11:46:21,640 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:46:21,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:46:21,640 INFO L85 PathProgramCache]: Analyzing trace with hash 963596308, now seen corresponding path program 1 times [2022-12-13 11:46:21,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:46:21,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197928263] [2022-12-13 11:46:21,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:46:21,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:46:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:46:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:46:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:46:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 11:46:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 11:46:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 11:46:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 11:46:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:46:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 11:46:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 11:46:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-13 11:46:22,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:46:22,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197928263] [2022-12-13 11:46:22,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197928263] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:46:22,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:46:22,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 11:46:22,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793281381] [2022-12-13 11:46:22,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:46:22,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 11:46:22,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:46:22,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 11:46:22,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:46:22,542 INFO L87 Difference]: Start difference. First operand 51295 states and 71277 transitions. Second operand has 10 states, 10 states have (on average 7.6) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 11:46:43,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:46:43,001 INFO L93 Difference]: Finished difference Result 61476 states and 88608 transitions. [2022-12-13 11:46:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 11:46:43,001 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2022-12-13 11:46:43,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:46:43,175 INFO L225 Difference]: With dead ends: 61476 [2022-12-13 11:46:43,175 INFO L226 Difference]: Without dead ends: 61381 [2022-12-13 11:46:43,198 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2022-12-13 11:46:43,198 INFO L413 NwaCegarLoop]: 2382 mSDtfsCounter, 3752 mSDsluCounter, 11554 mSDsCounter, 0 mSdLazyCounter, 16265 mSolverCounterSat, 1980 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4170 SdHoareTripleChecker+Valid, 13936 SdHoareTripleChecker+Invalid, 18245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1980 IncrementalHoareTripleChecker+Valid, 16265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2022-12-13 11:46:43,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4170 Valid, 13936 Invalid, 18245 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1980 Valid, 16265 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2022-12-13 11:46:43,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61381 states. [2022-12-13 11:46:45,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61381 to 51275. [2022-12-13 11:46:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51275 states, 35722 states have (on average 1.2923408543754549) internal successors, (46165), 36399 states have internal predecessors, (46165), 12170 states have call successors, (12170), 3272 states have call predecessors, (12170), 3382 states have return successors, (12898), 12083 states have call predecessors, (12898), 12162 states have call successors, (12898) [2022-12-13 11:46:46,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51275 states to 51275 states and 71233 transitions. [2022-12-13 11:46:46,149 INFO L78 Accepts]: Start accepts. Automaton has 51275 states and 71233 transitions. Word has length 135 [2022-12-13 11:46:46,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:46:46,150 INFO L495 AbstractCegarLoop]: Abstraction has 51275 states and 71233 transitions. [2022-12-13 11:46:46,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 11:46:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 51275 states and 71233 transitions. [2022-12-13 11:46:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-13 11:46:46,161 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:46:46,161 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 11:46:46,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 11:46:46,161 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:46:46,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:46:46,162 INFO L85 PathProgramCache]: Analyzing trace with hash -2086606507, now seen corresponding path program 1 times [2022-12-13 11:46:46,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:46:46,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220685648] [2022-12-13 11:46:46,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:46:46,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:46:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:46:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:46:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:46:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 11:46:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:46:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:46:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 11:46:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 11:46:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 11:46:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:46:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 11:46:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 11:46:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:46:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-13 11:46:46,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:46:46,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220685648] [2022-12-13 11:46:46,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220685648] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:46:46,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:46:46,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:46:46,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950504798] [2022-12-13 11:46:46,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:46:46,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:46:46,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:46:46,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:46:46,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:46:46,892 INFO L87 Difference]: Start difference. First operand 51275 states and 71233 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (15), 7 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 11:47:04,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:47:04,513 INFO L93 Difference]: Finished difference Result 106853 states and 150055 transitions. [2022-12-13 11:47:04,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 11:47:04,514 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (15), 7 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2022-12-13 11:47:04,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:47:04,684 INFO L225 Difference]: With dead ends: 106853 [2022-12-13 11:47:04,684 INFO L226 Difference]: Without dead ends: 55588 [2022-12-13 11:47:04,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2022-12-13 11:47:04,804 INFO L413 NwaCegarLoop]: 1539 mSDtfsCounter, 4539 mSDsluCounter, 4561 mSDsCounter, 0 mSdLazyCounter, 13490 mSolverCounterSat, 2857 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4958 SdHoareTripleChecker+Valid, 6100 SdHoareTripleChecker+Invalid, 16347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2857 IncrementalHoareTripleChecker+Valid, 13490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2022-12-13 11:47:04,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4958 Valid, 6100 Invalid, 16347 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2857 Valid, 13490 Invalid, 0 Unknown, 0 Unchecked, 13.7s Time] [2022-12-13 11:47:04,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55588 states. [2022-12-13 11:47:07,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55588 to 51211. [2022-12-13 11:47:07,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51211 states, 35680 states have (on average 1.2922365470852017) internal successors, (46107), 36363 states have internal predecessors, (46107), 12155 states have call successors, (12155), 3258 states have call predecessors, (12155), 3375 states have return successors, (12875), 12069 states have call predecessors, (12875), 12147 states have call successors, (12875) [2022-12-13 11:47:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51211 states to 51211 states and 71137 transitions. [2022-12-13 11:47:07,815 INFO L78 Accepts]: Start accepts. Automaton has 51211 states and 71137 transitions. Word has length 135 [2022-12-13 11:47:07,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:47:07,816 INFO L495 AbstractCegarLoop]: Abstraction has 51211 states and 71137 transitions. [2022-12-13 11:47:07,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (15), 7 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 11:47:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 51211 states and 71137 transitions. [2022-12-13 11:47:07,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-13 11:47:07,832 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:47:07,833 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 11:47:07,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 11:47:07,833 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:47:07,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:47:07,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1200093915, now seen corresponding path program 1 times [2022-12-13 11:47:07,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:47:07,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124791769] [2022-12-13 11:47:07,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:47:07,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:47:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:47:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:47:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:47:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:47:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:47:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 11:47:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 11:47:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 11:47:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 11:47:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 11:47:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 11:47:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:08,429 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 11:47:08,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:47:08,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124791769] [2022-12-13 11:47:08,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124791769] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:47:08,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:47:08,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:47:08,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523271196] [2022-12-13 11:47:08,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:47:08,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:47:08,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:47:08,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:47:08,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:47:08,432 INFO L87 Difference]: Start difference. First operand 51211 states and 71137 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 11:47:25,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:47:25,571 INFO L93 Difference]: Finished difference Result 132279 states and 185586 transitions. [2022-12-13 11:47:25,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 11:47:25,572 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 147 [2022-12-13 11:47:25,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:47:25,827 INFO L225 Difference]: With dead ends: 132279 [2022-12-13 11:47:25,827 INFO L226 Difference]: Without dead ends: 81078 [2022-12-13 11:47:25,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2022-12-13 11:47:25,998 INFO L413 NwaCegarLoop]: 1307 mSDtfsCounter, 4652 mSDsluCounter, 2746 mSDsCounter, 0 mSdLazyCounter, 9715 mSolverCounterSat, 2875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5037 SdHoareTripleChecker+Valid, 4053 SdHoareTripleChecker+Invalid, 12590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2875 IncrementalHoareTripleChecker+Valid, 9715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2022-12-13 11:47:25,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5037 Valid, 4053 Invalid, 12590 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2875 Valid, 9715 Invalid, 0 Unknown, 0 Unchecked, 11.7s Time] [2022-12-13 11:47:26,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81078 states. [2022-12-13 11:47:30,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81078 to 74773. [2022-12-13 11:47:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74773 states, 52228 states have (on average 1.2902849046488474) internal successors, (67389), 53227 states have internal predecessors, (67389), 17471 states have call successors, (17471), 4904 states have call predecessors, (17471), 5073 states have return successors, (18499), 17345 states have call predecessors, (18499), 17463 states have call successors, (18499) [2022-12-13 11:47:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74773 states to 74773 states and 103359 transitions. [2022-12-13 11:47:30,442 INFO L78 Accepts]: Start accepts. Automaton has 74773 states and 103359 transitions. Word has length 147 [2022-12-13 11:47:30,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:47:30,443 INFO L495 AbstractCegarLoop]: Abstraction has 74773 states and 103359 transitions. [2022-12-13 11:47:30,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 11:47:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand 74773 states and 103359 transitions. [2022-12-13 11:47:30,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-13 11:47:30,453 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:47:30,453 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 11:47:30,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 11:47:30,453 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:47:30,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:47:30,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1594906086, now seen corresponding path program 1 times [2022-12-13 11:47:30,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:47:30,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697278148] [2022-12-13 11:47:30,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:47:30,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:47:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:47:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:47:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:47:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:47:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:47:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 11:47:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:47:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:47:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 11:47:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 11:47:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 11:47:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:47:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-13 11:47:31,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:47:31,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697278148] [2022-12-13 11:47:31,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697278148] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:47:31,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:47:31,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 11:47:31,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490955107] [2022-12-13 11:47:31,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:47:31,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 11:47:31,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:47:31,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 11:47:31,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:47:31,398 INFO L87 Difference]: Start difference. First operand 74773 states and 103359 transitions. Second operand has 10 states, 10 states have (on average 9.4) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (12), 6 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-13 11:47:49,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:47:49,165 INFO L93 Difference]: Finished difference Result 85796 states and 121722 transitions. [2022-12-13 11:47:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 11:47:49,166 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.4) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (12), 6 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) Word has length 148 [2022-12-13 11:47:49,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:47:49,298 INFO L225 Difference]: With dead ends: 85796 [2022-12-13 11:47:49,298 INFO L226 Difference]: Without dead ends: 48609 [2022-12-13 11:47:49,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-12-13 11:47:49,381 INFO L413 NwaCegarLoop]: 1686 mSDtfsCounter, 3643 mSDsluCounter, 8223 mSDsCounter, 0 mSdLazyCounter, 15031 mSolverCounterSat, 1961 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3881 SdHoareTripleChecker+Valid, 9909 SdHoareTripleChecker+Invalid, 16992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1961 IncrementalHoareTripleChecker+Valid, 15031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2022-12-13 11:47:49,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3881 Valid, 9909 Invalid, 16992 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1961 Valid, 15031 Invalid, 0 Unknown, 0 Unchecked, 13.6s Time] [2022-12-13 11:47:49,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48609 states. [2022-12-13 11:47:51,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48609 to 37704. [2022-12-13 11:47:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37704 states, 26336 states have (on average 1.2885783718104495) internal successors, (33936), 26830 states have internal predecessors, (33936), 8779 states have call successors, (8779), 2498 states have call predecessors, (8779), 2588 states have return successors, (9298), 8727 states have call predecessors, (9298), 8774 states have call successors, (9298) [2022-12-13 11:47:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37704 states to 37704 states and 52013 transitions. [2022-12-13 11:47:51,814 INFO L78 Accepts]: Start accepts. Automaton has 37704 states and 52013 transitions. Word has length 148 [2022-12-13 11:47:51,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:47:51,814 INFO L495 AbstractCegarLoop]: Abstraction has 37704 states and 52013 transitions. [2022-12-13 11:47:51,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.4) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (12), 6 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-13 11:47:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 37704 states and 52013 transitions. [2022-12-13 11:47:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-13 11:47:51,827 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:47:51,828 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:47:51,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 11:47:51,828 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:47:51,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:47:51,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1436766836, now seen corresponding path program 1 times [2022-12-13 11:47:51,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:47:51,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872119201] [2022-12-13 11:47:51,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:47:51,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:47:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:52,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:47:52,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872119201] [2022-12-13 11:47:52,021 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-13 11:47:52,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488607829] [2022-12-13 11:47:52,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:47:52,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:47:52,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:47:52,023 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:47:52,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 11:47:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:53,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 8437 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:47:53,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:47:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-13 11:47:53,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:47:53,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488607829] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:47:53,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:47:53,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:47:53,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566112874] [2022-12-13 11:47:53,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:47:53,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:47:53,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:47:53,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:47:53,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:47:53,052 INFO L87 Difference]: Start difference. First operand 37704 states and 52013 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 11:47:55,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:47:55,244 INFO L93 Difference]: Finished difference Result 75422 states and 104726 transitions. [2022-12-13 11:47:55,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:47:55,245 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 178 [2022-12-13 11:47:55,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:47:55,345 INFO L225 Difference]: With dead ends: 75422 [2022-12-13 11:47:55,345 INFO L226 Difference]: Without dead ends: 37728 [2022-12-13 11:47:55,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:47:55,433 INFO L413 NwaCegarLoop]: 2628 mSDtfsCounter, 0 mSDsluCounter, 2621 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5249 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:47:55,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5249 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:47:55,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37728 states. [2022-12-13 11:47:57,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37728 to 37704. [2022-12-13 11:47:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37704 states, 26336 states have (on average 1.2858444714459296) internal successors, (33864), 26830 states have internal predecessors, (33864), 8779 states have call successors, (8779), 2498 states have call predecessors, (8779), 2588 states have return successors, (9298), 8727 states have call predecessors, (9298), 8774 states have call successors, (9298) [2022-12-13 11:47:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37704 states to 37704 states and 51941 transitions. [2022-12-13 11:47:57,976 INFO L78 Accepts]: Start accepts. Automaton has 37704 states and 51941 transitions. Word has length 178 [2022-12-13 11:47:57,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:47:57,977 INFO L495 AbstractCegarLoop]: Abstraction has 37704 states and 51941 transitions. [2022-12-13 11:47:57,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 11:47:57,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37704 states and 51941 transitions. [2022-12-13 11:47:57,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-13 11:47:57,991 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:47:57,991 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:47:58,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 11:47:58,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-13 11:47:58,193 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:47:58,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:47:58,194 INFO L85 PathProgramCache]: Analyzing trace with hash -500491721, now seen corresponding path program 1 times [2022-12-13 11:47:58,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:47:58,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026485027] [2022-12-13 11:47:58,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:47:58,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:47:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:58,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:47:58,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026485027] [2022-12-13 11:47:58,441 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-13 11:47:58,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218819455] [2022-12-13 11:47:58,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:47:58,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:47:58,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:47:58,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:47:58,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 11:47:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:47:59,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 8442 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:47:59,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:47:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-13 11:47:59,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:47:59,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218819455] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:47:59,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:47:59,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:47:59,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921052740] [2022-12-13 11:47:59,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:47:59,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:47:59,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:47:59,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:47:59,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:47:59,537 INFO L87 Difference]: Start difference. First operand 37704 states and 51941 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-12-13 11:48:03,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:48:03,145 INFO L93 Difference]: Finished difference Result 100148 states and 137263 transitions. [2022-12-13 11:48:03,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:48:03,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 180 [2022-12-13 11:48:03,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:48:03,325 INFO L225 Difference]: With dead ends: 100148 [2022-12-13 11:48:03,325 INFO L226 Difference]: Without dead ends: 62454 [2022-12-13 11:48:03,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:48:03,479 INFO L413 NwaCegarLoop]: 3227 mSDtfsCounter, 2201 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2201 SdHoareTripleChecker+Valid, 5736 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:48:03,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2201 Valid, 5736 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 11:48:03,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62454 states. [2022-12-13 11:48:07,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62454 to 62188. [2022-12-13 11:48:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62188 states, 43660 states have (on average 1.2768666972056804) internal successors, (55748), 44454 states have internal predecessors, (55748), 14111 states have call successors, (14111), 4298 states have call predecessors, (14111), 4416 states have return successors, (14778), 13995 states have call predecessors, (14778), 14106 states have call successors, (14778) [2022-12-13 11:48:07,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62188 states to 62188 states and 84637 transitions. [2022-12-13 11:48:07,563 INFO L78 Accepts]: Start accepts. Automaton has 62188 states and 84637 transitions. Word has length 180 [2022-12-13 11:48:07,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:48:07,563 INFO L495 AbstractCegarLoop]: Abstraction has 62188 states and 84637 transitions. [2022-12-13 11:48:07,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-12-13 11:48:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 62188 states and 84637 transitions. [2022-12-13 11:48:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-13 11:48:07,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:48:07,576 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 11:48:07,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 11:48:07,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-13 11:48:07,779 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:48:07,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:48:07,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1528813990, now seen corresponding path program 1 times [2022-12-13 11:48:07,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:48:07,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432025497] [2022-12-13 11:48:07,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:48:07,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:48:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:48:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:48:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:48:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:48:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:48:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:48:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:48:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:48:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:48:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 11:48:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 11:48:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 11:48:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 11:48:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 11:48:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 11:48:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-13 11:48:08,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:48:08,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432025497] [2022-12-13 11:48:08,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432025497] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:48:08,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:48:08,513 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 11:48:08,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975854504] [2022-12-13 11:48:08,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:48:08,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 11:48:08,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:48:08,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 11:48:08,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:48:08,514 INFO L87 Difference]: Start difference. First operand 62188 states and 84637 transitions. Second operand has 8 states, 8 states have (on average 14.625) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 11:48:32,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:48:32,192 INFO L93 Difference]: Finished difference Result 154638 states and 212968 transitions. [2022-12-13 11:48:32,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 11:48:32,193 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 169 [2022-12-13 11:48:32,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:48:32,467 INFO L225 Difference]: With dead ends: 154638 [2022-12-13 11:48:32,467 INFO L226 Difference]: Without dead ends: 92460 [2022-12-13 11:48:32,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2022-12-13 11:48:32,607 INFO L413 NwaCegarLoop]: 1670 mSDtfsCounter, 4556 mSDsluCounter, 5761 mSDsCounter, 0 mSdLazyCounter, 16558 mSolverCounterSat, 2959 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4878 SdHoareTripleChecker+Valid, 7431 SdHoareTripleChecker+Invalid, 19517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2959 IncrementalHoareTripleChecker+Valid, 16558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:48:32,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4878 Valid, 7431 Invalid, 19517 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2959 Valid, 16558 Invalid, 0 Unknown, 0 Unchecked, 17.1s Time] [2022-12-13 11:48:32,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92460 states. [2022-12-13 11:48:36,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92460 to 62220. [2022-12-13 11:48:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62220 states, 43692 states have (on average 1.276663920168452) internal successors, (55780), 44486 states have internal predecessors, (55780), 14111 states have call successors, (14111), 4298 states have call predecessors, (14111), 4416 states have return successors, (14778), 13995 states have call predecessors, (14778), 14106 states have call successors, (14778) [2022-12-13 11:48:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62220 states to 62220 states and 84669 transitions. [2022-12-13 11:48:37,063 INFO L78 Accepts]: Start accepts. Automaton has 62220 states and 84669 transitions. Word has length 169 [2022-12-13 11:48:37,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:48:37,063 INFO L495 AbstractCegarLoop]: Abstraction has 62220 states and 84669 transitions. [2022-12-13 11:48:37,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 11:48:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 62220 states and 84669 transitions. [2022-12-13 11:48:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-13 11:48:37,074 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:48:37,074 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 11:48:37,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 11:48:37,074 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:48:37,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:48:37,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1047142480, now seen corresponding path program 1 times [2022-12-13 11:48:37,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:48:37,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880005217] [2022-12-13 11:48:37,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:48:37,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:48:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:48:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:48:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:48:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:48:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:48:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:48:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:48:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:48:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:48:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 11:48:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:48:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 11:48:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 11:48:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 11:48:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 11:48:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 11:48:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:48:37,605 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-13 11:48:37,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:48:37,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880005217] [2022-12-13 11:48:37,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880005217] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:48:37,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:48:37,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 11:48:37,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634099863] [2022-12-13 11:48:37,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:48:37,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 11:48:37,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:48:37,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 11:48:37,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:48:37,607 INFO L87 Difference]: Start difference. First operand 62220 states and 84669 transitions. Second operand has 8 states, 8 states have (on average 15.625) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 11:48:57,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:48:57,399 INFO L93 Difference]: Finished difference Result 154718 states and 213048 transitions. [2022-12-13 11:48:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 11:48:57,400 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.625) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 179 [2022-12-13 11:48:57,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:48:57,701 INFO L225 Difference]: With dead ends: 154718 [2022-12-13 11:48:57,701 INFO L226 Difference]: Without dead ends: 92508 [2022-12-13 11:48:57,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2022-12-13 11:48:57,854 INFO L413 NwaCegarLoop]: 1561 mSDtfsCounter, 5754 mSDsluCounter, 3743 mSDsCounter, 0 mSdLazyCounter, 11322 mSolverCounterSat, 4095 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6071 SdHoareTripleChecker+Valid, 5304 SdHoareTripleChecker+Invalid, 15417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4095 IncrementalHoareTripleChecker+Valid, 11322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:48:57,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6071 Valid, 5304 Invalid, 15417 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4095 Valid, 11322 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2022-12-13 11:48:57,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92508 states. [2022-12-13 11:49:02,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92508 to 62220. [2022-12-13 11:49:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62220 states, 43692 states have (on average 1.276663920168452) internal successors, (55780), 44486 states have internal predecessors, (55780), 14111 states have call successors, (14111), 4298 states have call predecessors, (14111), 4416 states have return successors, (14778), 13995 states have call predecessors, (14778), 14106 states have call successors, (14778) [2022-12-13 11:49:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62220 states to 62220 states and 84669 transitions. [2022-12-13 11:49:02,637 INFO L78 Accepts]: Start accepts. Automaton has 62220 states and 84669 transitions. Word has length 179 [2022-12-13 11:49:02,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:49:02,637 INFO L495 AbstractCegarLoop]: Abstraction has 62220 states and 84669 transitions. [2022-12-13 11:49:02,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.625) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 11:49:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 62220 states and 84669 transitions. [2022-12-13 11:49:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-13 11:49:02,647 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:49:02,647 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:49:02,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 11:49:02,647 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:49:02,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:49:02,647 INFO L85 PathProgramCache]: Analyzing trace with hash -922038024, now seen corresponding path program 1 times [2022-12-13 11:49:02,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:49:02,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934063804] [2022-12-13 11:49:02,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:49:02,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:49:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:49:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:49:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:49:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:49:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:49:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:49:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 11:49:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 11:49:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 11:49:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:49:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:49:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:49:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 11:49:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:49:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:49:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 11:49:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-12-13 11:49:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 11:49:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 11:49:03,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:49:03,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934063804] [2022-12-13 11:49:03,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934063804] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:49:03,411 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:49:03,411 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 11:49:03,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908958480] [2022-12-13 11:49:03,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:49:03,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 11:49:03,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:49:03,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 11:49:03,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:49:03,412 INFO L87 Difference]: Start difference. First operand 62220 states and 84669 transitions. Second operand has 8 states, 8 states have (on average 18.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (25), 7 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 11:49:15,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:49:15,693 INFO L93 Difference]: Finished difference Result 131702 states and 181359 transitions. [2022-12-13 11:49:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 11:49:15,693 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (25), 7 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 215 [2022-12-13 11:49:15,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:49:15,953 INFO L225 Difference]: With dead ends: 131702 [2022-12-13 11:49:15,953 INFO L226 Difference]: Without dead ends: 69492 [2022-12-13 11:49:16,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2022-12-13 11:49:16,078 INFO L413 NwaCegarLoop]: 875 mSDtfsCounter, 5075 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 5771 mSolverCounterSat, 3420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5273 SdHoareTripleChecker+Valid, 2896 SdHoareTripleChecker+Invalid, 9191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3420 IncrementalHoareTripleChecker+Valid, 5771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-12-13 11:49:16,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5273 Valid, 2896 Invalid, 9191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3420 Valid, 5771 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-12-13 11:49:16,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69492 states. [2022-12-13 11:49:20,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69492 to 62220. [2022-12-13 11:49:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62220 states, 43692 states have (on average 1.2762977204064818) internal successors, (55764), 44486 states have internal predecessors, (55764), 14111 states have call successors, (14111), 4298 states have call predecessors, (14111), 4416 states have return successors, (14778), 13995 states have call predecessors, (14778), 14106 states have call successors, (14778) [2022-12-13 11:49:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62220 states to 62220 states and 84653 transitions. [2022-12-13 11:49:21,200 INFO L78 Accepts]: Start accepts. Automaton has 62220 states and 84653 transitions. Word has length 215 [2022-12-13 11:49:21,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:49:21,200 INFO L495 AbstractCegarLoop]: Abstraction has 62220 states and 84653 transitions. [2022-12-13 11:49:21,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (25), 7 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-12-13 11:49:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 62220 states and 84653 transitions. [2022-12-13 11:49:21,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-12-13 11:49:21,210 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:49:21,210 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:49:21,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 11:49:21,210 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:49:21,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:49:21,210 INFO L85 PathProgramCache]: Analyzing trace with hash -661102198, now seen corresponding path program 1 times [2022-12-13 11:49:21,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:49:21,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949142047] [2022-12-13 11:49:21,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:49:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:49:21,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:49:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:49:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:49:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:49:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:49:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:49:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:49:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:49:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:49:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:49:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:49:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:49:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:49:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:49:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:49:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:49:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:49:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 11:49:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 11:49:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 11:49:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:22,349 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-13 11:49:22,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:49:22,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949142047] [2022-12-13 11:49:22,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949142047] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:49:22,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485339557] [2022-12-13 11:49:22,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:49:22,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:49:22,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:49:22,350 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:49:22,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 11:49:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:23,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 8981 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:49:23,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:49:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-13 11:49:23,638 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:49:23,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485339557] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:49:23,638 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:49:23,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [15] total 16 [2022-12-13 11:49:23,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193727687] [2022-12-13 11:49:23,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:49:23,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:49:23,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:49:23,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:49:23,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-12-13 11:49:23,640 INFO L87 Difference]: Start difference. First operand 62220 states and 84653 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 11:49:28,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:49:28,656 INFO L93 Difference]: Finished difference Result 124862 states and 170046 transitions. [2022-12-13 11:49:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:49:28,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 227 [2022-12-13 11:49:28,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:49:28,830 INFO L225 Difference]: With dead ends: 124862 [2022-12-13 11:49:28,830 INFO L226 Difference]: Without dead ends: 62652 [2022-12-13 11:49:28,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-12-13 11:49:28,962 INFO L413 NwaCegarLoop]: 2626 mSDtfsCounter, 15 mSDsluCounter, 2616 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 5242 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:49:28,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 5242 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:49:29,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62652 states. [2022-12-13 11:49:33,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62652 to 62268. [2022-12-13 11:49:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62268 states, 43740 states have (on average 1.27599451303155) internal successors, (55812), 44534 states have internal predecessors, (55812), 14111 states have call successors, (14111), 4298 states have call predecessors, (14111), 4416 states have return successors, (14778), 13995 states have call predecessors, (14778), 14106 states have call successors, (14778) [2022-12-13 11:49:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62268 states to 62268 states and 84701 transitions. [2022-12-13 11:49:33,717 INFO L78 Accepts]: Start accepts. Automaton has 62268 states and 84701 transitions. Word has length 227 [2022-12-13 11:49:33,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:49:33,717 INFO L495 AbstractCegarLoop]: Abstraction has 62268 states and 84701 transitions. [2022-12-13 11:49:33,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 11:49:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 62268 states and 84701 transitions. [2022-12-13 11:49:33,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-12-13 11:49:33,729 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:49:33,729 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:49:33,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 11:49:33,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:49:33,931 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:49:33,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:49:33,932 INFO L85 PathProgramCache]: Analyzing trace with hash 304481694, now seen corresponding path program 1 times [2022-12-13 11:49:33,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:49:33,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839009121] [2022-12-13 11:49:33,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:49:33,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:49:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:49:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:49:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:49:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:49:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:49:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:49:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:49:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:49:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:49:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:49:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:34,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:49:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:49:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:49:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:49:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:49:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:49:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:49:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:49:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 11:49:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 11:49:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 11:49:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-12-13 11:49:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-13 11:49:35,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:49:35,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839009121] [2022-12-13 11:49:35,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839009121] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:49:35,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480723791] [2022-12-13 11:49:35,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:49:35,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:49:35,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:49:35,122 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:49:35,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 11:49:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:49:36,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 9082 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 11:49:36,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:49:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-13 11:49:36,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 11:49:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-13 11:49:36,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1480723791] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 11:49:36,941 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 11:49:36,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 4, 4] total 20 [2022-12-13 11:49:36,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542221180] [2022-12-13 11:49:36,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 11:49:36,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-13 11:49:36,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:49:36,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-13 11:49:36,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-12-13 11:49:36,944 INFO L87 Difference]: Start difference. First operand 62268 states and 84701 transitions. Second operand has 20 states, 19 states have (on average 12.263157894736842) internal successors, (233), 13 states have internal predecessors, (233), 6 states have call successors, (46), 8 states have call predecessors, (46), 4 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) [2022-12-13 11:50:13,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:50:13,531 INFO L93 Difference]: Finished difference Result 135223 states and 186911 transitions. [2022-12-13 11:50:13,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-12-13 11:50:13,531 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 12.263157894736842) internal successors, (233), 13 states have internal predecessors, (233), 6 states have call successors, (46), 8 states have call predecessors, (46), 4 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) Word has length 242 [2022-12-13 11:50:13,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:50:13,777 INFO L225 Difference]: With dead ends: 135223 [2022-12-13 11:50:13,777 INFO L226 Difference]: Without dead ends: 72629 [2022-12-13 11:50:13,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=558, Invalid=2634, Unknown=0, NotChecked=0, Total=3192 [2022-12-13 11:50:13,951 INFO L413 NwaCegarLoop]: 1503 mSDtfsCounter, 7020 mSDsluCounter, 14196 mSDsCounter, 0 mSdLazyCounter, 37826 mSolverCounterSat, 4249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7419 SdHoareTripleChecker+Valid, 15699 SdHoareTripleChecker+Invalid, 42075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4249 IncrementalHoareTripleChecker+Valid, 37826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:50:13,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7419 Valid, 15699 Invalid, 42075 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4249 Valid, 37826 Invalid, 0 Unknown, 0 Unchecked, 29.2s Time] [2022-12-13 11:50:14,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72629 states. [2022-12-13 11:50:18,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72629 to 65524. [2022-12-13 11:50:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65524 states, 46356 states have (on average 1.2771593752696522) internal successors, (59204), 47182 states have internal predecessors, (59204), 14663 states have call successors, (14663), 4354 states have call predecessors, (14663), 4504 states have return successors, (15402), 14547 states have call predecessors, (15402), 14658 states have call successors, (15402) [2022-12-13 11:50:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65524 states to 65524 states and 89269 transitions. [2022-12-13 11:50:19,158 INFO L78 Accepts]: Start accepts. Automaton has 65524 states and 89269 transitions. Word has length 242 [2022-12-13 11:50:19,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:50:19,158 INFO L495 AbstractCegarLoop]: Abstraction has 65524 states and 89269 transitions. [2022-12-13 11:50:19,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 12.263157894736842) internal successors, (233), 13 states have internal predecessors, (233), 6 states have call successors, (46), 8 states have call predecessors, (46), 4 states have return successors, (34), 6 states have call predecessors, (34), 6 states have call successors, (34) [2022-12-13 11:50:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 65524 states and 89269 transitions. [2022-12-13 11:50:19,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-13 11:50:19,180 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:50:19,180 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:50:19,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 11:50:19,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:50:19,382 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:50:19,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:50:19,383 INFO L85 PathProgramCache]: Analyzing trace with hash -577817276, now seen corresponding path program 1 times [2022-12-13 11:50:19,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:50:19,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565127280] [2022-12-13 11:50:19,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:50:19,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:50:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:50:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:50:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:50:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:50:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:50:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:50:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:50:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:50:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:50:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:50:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:50:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:50:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:50:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:50:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:50:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:50:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:50:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:50:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:50:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:50:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:50:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:50:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 11:50:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 11:50:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-12-13 11:50:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 11:50:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 11:50:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 11:50:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-12-13 11:50:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-13 11:50:20,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:50:20,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565127280] [2022-12-13 11:50:20,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565127280] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:50:20,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:50:20,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 11:50:20,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414764602] [2022-12-13 11:50:20,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:50:20,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 11:50:20,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:50:20,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 11:50:20,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-12-13 11:50:20,323 INFO L87 Difference]: Start difference. First operand 65524 states and 89269 transitions. Second operand has 9 states, 9 states have (on average 18.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (28), 9 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 11:50:35,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:50:35,146 INFO L93 Difference]: Finished difference Result 72406 states and 100383 transitions. [2022-12-13 11:50:35,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 11:50:35,147 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (28), 9 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 287 [2022-12-13 11:50:35,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:50:35,349 INFO L225 Difference]: With dead ends: 72406 [2022-12-13 11:50:35,349 INFO L226 Difference]: Without dead ends: 72403 [2022-12-13 11:50:35,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2022-12-13 11:50:35,377 INFO L413 NwaCegarLoop]: 921 mSDtfsCounter, 3238 mSDsluCounter, 3418 mSDsCounter, 0 mSdLazyCounter, 8535 mSolverCounterSat, 2282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3442 SdHoareTripleChecker+Valid, 4339 SdHoareTripleChecker+Invalid, 10817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2282 IncrementalHoareTripleChecker+Valid, 8535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-12-13 11:50:35,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3442 Valid, 4339 Invalid, 10817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2282 Valid, 8535 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-12-13 11:50:35,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72403 states. [2022-12-13 11:50:40,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72403 to 65523. [2022-12-13 11:50:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65523 states, 46356 states have (on average 1.276641642937268) internal successors, (59180), 47181 states have internal predecessors, (59180), 14662 states have call successors, (14662), 4354 states have call predecessors, (14662), 4504 states have return successors, (15402), 14547 states have call predecessors, (15402), 14658 states have call successors, (15402) [2022-12-13 11:50:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65523 states to 65523 states and 89244 transitions. [2022-12-13 11:50:40,639 INFO L78 Accepts]: Start accepts. Automaton has 65523 states and 89244 transitions. Word has length 287 [2022-12-13 11:50:40,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:50:40,640 INFO L495 AbstractCegarLoop]: Abstraction has 65523 states and 89244 transitions. [2022-12-13 11:50:40,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.0) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (28), 9 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 11:50:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 65523 states and 89244 transitions. [2022-12-13 11:50:40,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-12-13 11:50:40,714 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:50:40,714 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:50:40,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-13 11:50:40,714 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:50:40,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:50:40,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1036140924, now seen corresponding path program 1 times [2022-12-13 11:50:40,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:50:40,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274595940] [2022-12-13 11:50:40,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:50:40,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:50:40,932 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 11:50:40,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1162938230] [2022-12-13 11:50:40,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:50:40,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:50:40,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:50:40,933 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:50:40,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 11:50:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:42,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 10355 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:50:42,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:50:42,591 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-13 11:50:42,592 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:50:42,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:50:42,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274595940] [2022-12-13 11:50:42,592 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 11:50:42,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162938230] [2022-12-13 11:50:42,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162938230] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:50:42,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:50:42,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:50:42,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938801949] [2022-12-13 11:50:42,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:50:42,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:50:42,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:50:42,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:50:42,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:50:42,593 INFO L87 Difference]: Start difference. First operand 65523 states and 89244 transitions. Second operand has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-12-13 11:50:48,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:50:48,531 INFO L93 Difference]: Finished difference Result 141653 states and 195029 transitions. [2022-12-13 11:50:48,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:50:48,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 399 [2022-12-13 11:50:48,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:50:48,848 INFO L225 Difference]: With dead ends: 141653 [2022-12-13 11:50:48,848 INFO L226 Difference]: Without dead ends: 76140 [2022-12-13 11:50:49,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:50:49,043 INFO L413 NwaCegarLoop]: 3083 mSDtfsCounter, 441 mSDsluCounter, 2655 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 5738 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:50:49,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 5738 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:50:49,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76140 states. [2022-12-13 11:50:54,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76140 to 65515. [2022-12-13 11:50:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65515 states, 46348 states have (on average 1.2765167860533357) internal successors, (59164), 47173 states have internal predecessors, (59164), 14662 states have call successors, (14662), 4354 states have call predecessors, (14662), 4504 states have return successors, (15402), 14547 states have call predecessors, (15402), 14658 states have call successors, (15402) [2022-12-13 11:50:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65515 states to 65515 states and 89228 transitions. [2022-12-13 11:50:54,394 INFO L78 Accepts]: Start accepts. Automaton has 65515 states and 89228 transitions. Word has length 399 [2022-12-13 11:50:54,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:50:54,394 INFO L495 AbstractCegarLoop]: Abstraction has 65515 states and 89228 transitions. [2022-12-13 11:50:54,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-12-13 11:50:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 65515 states and 89228 transitions. [2022-12-13 11:50:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-12-13 11:50:54,443 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:50:54,443 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:50:54,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-12-13 11:50:54,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:50:54,645 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:50:54,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:50:54,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1686085158, now seen corresponding path program 1 times [2022-12-13 11:50:54,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:50:54,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350979061] [2022-12-13 11:50:54,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:50:54,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:50:54,916 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 11:50:54,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1573816526] [2022-12-13 11:50:54,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:50:54,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:50:54,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:50:54,917 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:50:54,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 11:50:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:50:56,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 10391 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 11:50:56,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:50:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-13 11:50:56,503 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:50:56,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:50:56,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350979061] [2022-12-13 11:50:56,504 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 11:50:56,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573816526] [2022-12-13 11:50:56,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573816526] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:50:56,504 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:50:56,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 11:50:56,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703822473] [2022-12-13 11:50:56,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:50:56,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 11:50:56,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:50:56,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:50:56,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 11:50:56,506 INFO L87 Difference]: Start difference. First operand 65515 states and 89228 transitions. Second operand has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-12-13 11:51:02,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:51:02,692 INFO L93 Difference]: Finished difference Result 139206 states and 190686 transitions. [2022-12-13 11:51:02,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 11:51:02,693 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 403 [2022-12-13 11:51:02,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:51:02,916 INFO L225 Difference]: With dead ends: 139206 [2022-12-13 11:51:02,916 INFO L226 Difference]: Without dead ends: 73701 [2022-12-13 11:51:03,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 11:51:03,064 INFO L413 NwaCegarLoop]: 3149 mSDtfsCounter, 965 mSDsluCounter, 5780 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 8929 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:51:03,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1034 Valid, 8929 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:51:03,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73701 states. [2022-12-13 11:51:08,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73701 to 65547. [2022-12-13 11:51:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65547 states, 46380 states have (on average 1.2763260025873222) internal successors, (59196), 47205 states have internal predecessors, (59196), 14662 states have call successors, (14662), 4354 states have call predecessors, (14662), 4504 states have return successors, (15402), 14547 states have call predecessors, (15402), 14658 states have call successors, (15402) [2022-12-13 11:51:08,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65547 states to 65547 states and 89260 transitions. [2022-12-13 11:51:08,371 INFO L78 Accepts]: Start accepts. Automaton has 65547 states and 89260 transitions. Word has length 403 [2022-12-13 11:51:08,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:51:08,372 INFO L495 AbstractCegarLoop]: Abstraction has 65547 states and 89260 transitions. [2022-12-13 11:51:08,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-12-13 11:51:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 65547 states and 89260 transitions. [2022-12-13 11:51:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-12-13 11:51:08,421 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:51:08,422 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:08,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 11:51:08,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:51:08,625 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:51:08,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:51:08,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1281737164, now seen corresponding path program 1 times [2022-12-13 11:51:08,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:51:08,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443979752] [2022-12-13 11:51:08,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:51:08,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:51:08,863 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 11:51:08,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [647060029] [2022-12-13 11:51:08,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:51:08,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:51:08,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:51:08,864 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:51:08,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 11:51:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:10,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 10992 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:51:10,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:51:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-12-13 11:51:10,369 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:51:10,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:51:10,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443979752] [2022-12-13 11:51:10,369 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 11:51:10,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647060029] [2022-12-13 11:51:10,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647060029] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:51:10,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:51:10,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:51:10,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504752634] [2022-12-13 11:51:10,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:51:10,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:51:10,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:51:10,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:51:10,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:51:10,371 INFO L87 Difference]: Start difference. First operand 65547 states and 89260 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 2 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-12-13 11:51:15,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:51:15,804 INFO L93 Difference]: Finished difference Result 135809 states and 185569 transitions. [2022-12-13 11:51:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:51:15,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 2 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 477 [2022-12-13 11:51:15,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:51:16,018 INFO L225 Difference]: With dead ends: 135809 [2022-12-13 11:51:16,018 INFO L226 Difference]: Without dead ends: 70272 [2022-12-13 11:51:16,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 475 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:51:16,165 INFO L413 NwaCegarLoop]: 3110 mSDtfsCounter, 354 mSDsluCounter, 2686 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 5796 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:51:16,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 5796 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:51:16,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70272 states. [2022-12-13 11:51:21,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70272 to 65579. [2022-12-13 11:51:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65579 states, 46412 states have (on average 1.2761354822028785) internal successors, (59228), 47237 states have internal predecessors, (59228), 14662 states have call successors, (14662), 4354 states have call predecessors, (14662), 4504 states have return successors, (15402), 14547 states have call predecessors, (15402), 14658 states have call successors, (15402) [2022-12-13 11:51:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65579 states to 65579 states and 89292 transitions. [2022-12-13 11:51:21,464 INFO L78 Accepts]: Start accepts. Automaton has 65579 states and 89292 transitions. Word has length 477 [2022-12-13 11:51:21,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:51:21,465 INFO L495 AbstractCegarLoop]: Abstraction has 65579 states and 89292 transitions. [2022-12-13 11:51:21,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 2 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-12-13 11:51:21,465 INFO L276 IsEmpty]: Start isEmpty. Operand 65579 states and 89292 transitions. [2022-12-13 11:51:21,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2022-12-13 11:51:21,565 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:51:21,565 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:21,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 11:51:21,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-12-13 11:51:21,768 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:51:21,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:51:21,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1088076663, now seen corresponding path program 1 times [2022-12-13 11:51:21,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:51:21,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219685412] [2022-12-13 11:51:21,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:51:21,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:51:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:51:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:51:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:51:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:51:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:51:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:51:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:51:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:51:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:51:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:51:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:51:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:51:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:51:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:51:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:51:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 11:51:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 11:51:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 11:51:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 11:51:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:51:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:51:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-12-13 11:51:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:51:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 11:51:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-12-13 11:51:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:51:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-12-13 11:51:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-12-13 11:51:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-12-13 11:51:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-12-13 11:51:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-12-13 11:51:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-12-13 11:51:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:51:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:51:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-12-13 11:51:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-12-13 11:51:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:51:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:51:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-12-13 11:51:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:51:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:51:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-12-13 11:51:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-12-13 11:51:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-12-13 11:51:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-12-13 11:51:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-12-13 11:51:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-12-13 11:51:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-12-13 11:51:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-12-13 11:51:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-12-13 11:51:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-12-13 11:51:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2022-12-13 11:51:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-12-13 11:51:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:22,880 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2022-12-13 11:51:22,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:51:22,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219685412] [2022-12-13 11:51:22,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219685412] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:51:22,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:51:22,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:51:22,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633142612] [2022-12-13 11:51:22,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:51:22,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:51:22,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:51:22,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:51:22,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:51:22,881 INFO L87 Difference]: Start difference. First operand 65579 states and 89292 transitions. Second operand has 7 states, 7 states have (on average 32.42857142857143) internal successors, (227), 3 states have internal predecessors, (227), 2 states have call successors, (56), 6 states have call predecessors, (56), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-12-13 11:51:39,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:51:39,981 INFO L93 Difference]: Finished difference Result 160109 states and 220069 transitions. [2022-12-13 11:51:39,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 11:51:39,982 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 32.42857142857143) internal successors, (227), 3 states have internal predecessors, (227), 2 states have call successors, (56), 6 states have call predecessors, (56), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 530 [2022-12-13 11:51:39,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:51:40,336 INFO L225 Difference]: With dead ends: 160109 [2022-12-13 11:51:40,337 INFO L226 Difference]: Without dead ends: 94540 [2022-12-13 11:51:40,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:51:40,519 INFO L413 NwaCegarLoop]: 3213 mSDtfsCounter, 3762 mSDsluCounter, 6437 mSDsCounter, 0 mSdLazyCounter, 6432 mSolverCounterSat, 2430 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4071 SdHoareTripleChecker+Valid, 9650 SdHoareTripleChecker+Invalid, 8862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2430 IncrementalHoareTripleChecker+Valid, 6432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-12-13 11:51:40,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4071 Valid, 9650 Invalid, 8862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2430 Valid, 6432 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-12-13 11:51:40,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94540 states. [2022-12-13 11:51:47,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94540 to 85259. [2022-12-13 11:51:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85259 states, 60444 states have (on average 1.2752961418833961) internal successors, (77084), 61497 states have internal predecessors, (77084), 18898 states have call successors, (18898), 5734 states have call predecessors, (18898), 5916 states have return successors, (19806), 18755 states have call predecessors, (19806), 18894 states have call successors, (19806) [2022-12-13 11:51:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85259 states to 85259 states and 115788 transitions. [2022-12-13 11:51:47,361 INFO L78 Accepts]: Start accepts. Automaton has 85259 states and 115788 transitions. Word has length 530 [2022-12-13 11:51:47,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:51:47,362 INFO L495 AbstractCegarLoop]: Abstraction has 85259 states and 115788 transitions. [2022-12-13 11:51:47,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.42857142857143) internal successors, (227), 3 states have internal predecessors, (227), 2 states have call successors, (56), 6 states have call predecessors, (56), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-12-13 11:51:47,362 INFO L276 IsEmpty]: Start isEmpty. Operand 85259 states and 115788 transitions. [2022-12-13 11:51:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2022-12-13 11:51:47,415 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:51:47,415 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:47,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-13 11:51:47,416 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:51:47,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:51:47,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1284909709, now seen corresponding path program 1 times [2022-12-13 11:51:47,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:51:47,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605998238] [2022-12-13 11:51:47,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:51:47,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:51:47,642 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 11:51:47,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1849129470] [2022-12-13 11:51:47,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:51:47,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:51:47,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:51:47,644 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:51:47,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 11:51:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:51:49,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 11486 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:51:49,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:51:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-12-13 11:51:49,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:51:49,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:51:49,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605998238] [2022-12-13 11:51:49,385 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 11:51:49,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849129470] [2022-12-13 11:51:49,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849129470] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:51:49,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:51:49,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:51:49,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489605171] [2022-12-13 11:51:49,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:51:49,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:51:49,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:51:49,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:51:49,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:51:49,386 INFO L87 Difference]: Start difference. First operand 85259 states and 115788 transitions. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 3 states have call successors, (76), 3 states have call predecessors, (76), 3 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2022-12-13 11:51:58,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:51:58,836 INFO L93 Difference]: Finished difference Result 210339 states and 285322 transitions. [2022-12-13 11:51:58,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:51:58,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 3 states have call successors, (76), 3 states have call predecessors, (76), 3 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 552 [2022-12-13 11:51:58,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:51:59,390 INFO L225 Difference]: With dead ends: 210339 [2022-12-13 11:51:59,390 INFO L226 Difference]: Without dead ends: 124754 [2022-12-13 11:51:59,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 550 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:51:59,707 INFO L413 NwaCegarLoop]: 2996 mSDtfsCounter, 2336 mSDsluCounter, 2484 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2336 SdHoareTripleChecker+Valid, 5480 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:51:59,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2336 Valid, 5480 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 11:51:59,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124754 states. [2022-12-13 11:52:09,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124754 to 124149. [2022-12-13 11:52:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124149 states, 88342 states have (on average 1.276991691381223) internal successors, (112812), 89912 states have internal predecessors, (112812), 26995 states have call successors, (26995), 8565 states have call predecessors, (26995), 8811 states have return successors, (28135), 26775 states have call predecessors, (28135), 26991 states have call successors, (28135) [2022-12-13 11:52:10,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124149 states to 124149 states and 167942 transitions. [2022-12-13 11:52:10,368 INFO L78 Accepts]: Start accepts. Automaton has 124149 states and 167942 transitions. Word has length 552 [2022-12-13 11:52:10,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:52:10,368 INFO L495 AbstractCegarLoop]: Abstraction has 124149 states and 167942 transitions. [2022-12-13 11:52:10,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 3 states have call successors, (76), 3 states have call predecessors, (76), 3 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2022-12-13 11:52:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 124149 states and 167942 transitions. [2022-12-13 11:52:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2022-12-13 11:52:10,429 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:52:10,430 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:52:10,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-13 11:52:10,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-12-13 11:52:10,634 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:52:10,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:52:10,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1143870953, now seen corresponding path program 1 times [2022-12-13 11:52:10,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:52:10,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645951578] [2022-12-13 11:52:10,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:52:10,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:52:10,858 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 11:52:10,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [253181066] [2022-12-13 11:52:10,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:52:10,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:52:10,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:52:10,859 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:52:10,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-13 11:52:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:12,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 11485 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 11:52:12,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:52:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 161 proven. 1 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-12-13 11:52:13,003 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 11:52:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-12-13 11:52:13,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:52:13,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645951578] [2022-12-13 11:52:13,170 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 11:52:13,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253181066] [2022-12-13 11:52:13,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253181066] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 11:52:13,170 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 11:52:13,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-12-13 11:52:13,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418535629] [2022-12-13 11:52:13,171 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 11:52:13,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:52:13,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:52:13,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:52:13,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:52:13,173 INFO L87 Difference]: Start difference. First operand 124149 states and 167942 transitions. Second operand has 6 states, 6 states have (on average 62.166666666666664) internal successors, (373), 6 states have internal predecessors, (373), 2 states have call successors, (118), 2 states have call predecessors, (118), 2 states have return successors, (113), 2 states have call predecessors, (113), 2 states have call successors, (113) [2022-12-13 11:52:26,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:52:26,312 INFO L93 Difference]: Finished difference Result 272156 states and 371316 transitions. [2022-12-13 11:52:26,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 11:52:26,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 62.166666666666664) internal successors, (373), 6 states have internal predecessors, (373), 2 states have call successors, (118), 2 states have call predecessors, (118), 2 states have return successors, (113), 2 states have call predecessors, (113), 2 states have call successors, (113) Word has length 551 [2022-12-13 11:52:26,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:52:26,836 INFO L225 Difference]: With dead ends: 272156 [2022-12-13 11:52:26,836 INFO L226 Difference]: Without dead ends: 148017 [2022-12-13 11:52:27,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1100 GetRequests, 1096 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:52:27,148 INFO L413 NwaCegarLoop]: 3353 mSDtfsCounter, 2120 mSDsluCounter, 6409 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2444 SdHoareTripleChecker+Valid, 9762 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-13 11:52:27,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2444 Valid, 9762 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-13 11:52:27,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148017 states. [2022-12-13 11:52:37,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148017 to 126093. [2022-12-13 11:52:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126093 states, 89566 states have (on average 1.2748141035660854) internal successors, (114180), 91136 states have internal predecessors, (114180), 27715 states have call successors, (27715), 8565 states have call predecessors, (27715), 8811 states have return successors, (28855), 27495 states have call predecessors, (28855), 27711 states have call successors, (28855) [2022-12-13 11:52:37,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126093 states to 126093 states and 170750 transitions. [2022-12-13 11:52:37,510 INFO L78 Accepts]: Start accepts. Automaton has 126093 states and 170750 transitions. Word has length 551 [2022-12-13 11:52:37,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:52:37,511 INFO L495 AbstractCegarLoop]: Abstraction has 126093 states and 170750 transitions. [2022-12-13 11:52:37,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 62.166666666666664) internal successors, (373), 6 states have internal predecessors, (373), 2 states have call successors, (118), 2 states have call predecessors, (118), 2 states have return successors, (113), 2 states have call predecessors, (113), 2 states have call successors, (113) [2022-12-13 11:52:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 126093 states and 170750 transitions. [2022-12-13 11:52:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2022-12-13 11:52:37,553 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:52:37,553 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:52:37,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-13 11:52:37,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-12-13 11:52:37,755 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:52:37,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:52:37,757 INFO L85 PathProgramCache]: Analyzing trace with hash 253728443, now seen corresponding path program 1 times [2022-12-13 11:52:37,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:52:37,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999088035] [2022-12-13 11:52:37,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:52:37,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:52:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:52:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:52:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:52:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:52:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:52:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:52:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:52:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:52:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:52:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:52:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:52:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:52:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:52:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:52:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:52:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:52:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:52:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:52:38,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:52:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:52:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:52:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:52:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:52:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-12-13 11:52:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-12-13 11:52:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 11:52:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-12-13 11:52:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:52:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:52:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-12-13 11:52:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:52:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-12-13 11:52:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-12-13 11:52:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-12-13 11:52:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-12-13 11:52:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 11:52:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-12-13 11:52:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-12-13 11:52:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-12-13 11:52:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-12-13 11:52:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:52:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:52:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-12-13 11:52:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-12-13 11:52:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:52:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:52:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-12-13 11:52:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:52:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:52:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-12-13 11:52:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2022-12-13 11:52:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-12-13 11:52:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-12-13 11:52:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-12-13 11:52:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-12-13 11:52:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2022-12-13 11:52:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2022-12-13 11:52:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2022-12-13 11:52:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-12-13 11:52:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2022-12-13 11:52:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-12-13 11:52:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2022-12-13 11:52:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:52:38,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2022-12-13 11:52:38,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:52:38,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999088035] [2022-12-13 11:52:38,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999088035] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:52:38,794 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:52:38,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 11:52:38,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094809530] [2022-12-13 11:52:38,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:52:38,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 11:52:38,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:52:38,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 11:52:38,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:52:38,796 INFO L87 Difference]: Start difference. First operand 126093 states and 170750 transitions. Second operand has 8 states, 8 states have (on average 31.625) internal successors, (253), 3 states have internal predecessors, (253), 2 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2022-12-13 11:53:03,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:53:03,457 INFO L93 Difference]: Finished difference Result 302483 states and 413879 transitions. [2022-12-13 11:53:03,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 11:53:03,458 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 31.625) internal successors, (253), 3 states have internal predecessors, (253), 2 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 630 [2022-12-13 11:53:03,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:53:04,050 INFO L225 Difference]: With dead ends: 302483 [2022-12-13 11:53:04,050 INFO L226 Difference]: Without dead ends: 176400 [2022-12-13 11:53:04,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2022-12-13 11:53:04,377 INFO L413 NwaCegarLoop]: 2873 mSDtfsCounter, 3965 mSDsluCounter, 5891 mSDsCounter, 0 mSdLazyCounter, 6504 mSolverCounterSat, 2606 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4350 SdHoareTripleChecker+Valid, 8764 SdHoareTripleChecker+Invalid, 9110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2606 IncrementalHoareTripleChecker+Valid, 6504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:53:04,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4350 Valid, 8764 Invalid, 9110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2606 Valid, 6504 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-12-13 11:53:04,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176400 states. [2022-12-13 11:53:16,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176400 to 159795. [2022-12-13 11:53:16,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159795 states, 113554 states have (on average 1.2749000475544674) internal successors, (144770), 115568 states have internal predecessors, (144770), 34995 states have call successors, (34995), 10891 states have call predecessors, (34995), 11245 states have return successors, (36555), 34727 states have call predecessors, (36555), 34991 states have call successors, (36555) [2022-12-13 11:53:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159795 states to 159795 states and 216320 transitions. [2022-12-13 11:53:17,255 INFO L78 Accepts]: Start accepts. Automaton has 159795 states and 216320 transitions. Word has length 630 [2022-12-13 11:53:17,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:53:17,255 INFO L495 AbstractCegarLoop]: Abstraction has 159795 states and 216320 transitions. [2022-12-13 11:53:17,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 31.625) internal successors, (253), 3 states have internal predecessors, (253), 2 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2022-12-13 11:53:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 159795 states and 216320 transitions. [2022-12-13 11:53:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2022-12-13 11:53:17,313 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:53:17,314 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:53:17,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-12-13 11:53:17,314 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:53:17,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:53:17,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1650399161, now seen corresponding path program 1 times [2022-12-13 11:53:17,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:53:17,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704707950] [2022-12-13 11:53:17,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:53:17,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:53:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:53:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:53:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:53:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:53:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:53:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:53:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:53:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:53:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:53:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:53:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:53:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:53:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:53:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:53:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:53:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:53:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:53:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:53:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:53:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-12-13 11:53:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 11:53:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-12-13 11:53:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-12-13 11:53:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:53:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-12-13 11:53:18,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-12-13 11:53:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-12-13 11:53:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 11:53:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-12-13 11:53:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-12-13 11:53:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-12-13 11:53:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-12-13 11:53:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-12-13 11:53:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-12-13 11:53:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-12-13 11:53:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-12-13 11:53:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-12-13 11:53:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-12-13 11:53:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2022-12-13 11:53:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-12-13 11:53:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2022-12-13 11:53:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-12-13 11:53:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2022-12-13 11:53:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2022-12-13 11:53:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2022-12-13 11:53:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2022-12-13 11:53:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-12-13 11:53:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2022-12-13 11:53:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1054 trivial. 0 not checked. [2022-12-13 11:53:18,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:53:18,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704707950] [2022-12-13 11:53:18,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704707950] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:53:18,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817716346] [2022-12-13 11:53:18,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:53:18,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:53:18,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:53:18,778 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:53:18,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-12-13 11:53:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:20,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 10944 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:53:20,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:53:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2022-12-13 11:53:20,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:53:20,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817716346] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:53:20,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:53:20,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2022-12-13 11:53:20,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429328914] [2022-12-13 11:53:20,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:53:20,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:53:20,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:53:20,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:53:20,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:53:20,503 INFO L87 Difference]: Start difference. First operand 159795 states and 216320 transitions. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-12-13 11:53:32,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:53:32,790 INFO L93 Difference]: Finished difference Result 320084 states and 433684 transitions. [2022-12-13 11:53:32,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:53:32,791 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 626 [2022-12-13 11:53:32,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:53:33,326 INFO L225 Difference]: With dead ends: 320084 [2022-12-13 11:53:33,326 INFO L226 Difference]: Without dead ends: 160299 [2022-12-13 11:53:33,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 793 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:53:33,757 INFO L413 NwaCegarLoop]: 2624 mSDtfsCounter, 9 mSDsluCounter, 2600 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 5224 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:53:33,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 5224 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:53:33,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160299 states. [2022-12-13 11:53:45,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160299 to 160299. [2022-12-13 11:53:45,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160299 states, 113914 states have (on average 1.2746633425215514) internal successors, (145202), 116000 states have internal predecessors, (145202), 35067 states have call successors, (35067), 10891 states have call predecessors, (35067), 11317 states have return successors, (36715), 34799 states have call predecessors, (36715), 35063 states have call successors, (36715) [2022-12-13 11:53:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160299 states to 160299 states and 216984 transitions. [2022-12-13 11:53:46,335 INFO L78 Accepts]: Start accepts. Automaton has 160299 states and 216984 transitions. Word has length 626 [2022-12-13 11:53:46,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:53:46,336 INFO L495 AbstractCegarLoop]: Abstraction has 160299 states and 216984 transitions. [2022-12-13 11:53:46,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 3 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-12-13 11:53:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 160299 states and 216984 transitions. [2022-12-13 11:53:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2022-12-13 11:53:46,394 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:53:46,394 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:53:46,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-12-13 11:53:46,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:53:46,596 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:53:46,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:53:46,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1377821362, now seen corresponding path program 1 times [2022-12-13 11:53:46,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:53:46,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973044578] [2022-12-13 11:53:46,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:53:46,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:53:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:53:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:53:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:53:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:53:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:53:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:53:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:53:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:53:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:53:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:53:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:53:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:53:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:53:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:53:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:53:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:53:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:53:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:53:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:53:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-12-13 11:53:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 11:53:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-12-13 11:53:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-12-13 11:53:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:53:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-12-13 11:53:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-12-13 11:53:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-12-13 11:53:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 11:53:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-12-13 11:53:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-12-13 11:53:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-12-13 11:53:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-12-13 11:53:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-12-13 11:53:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-12-13 11:53:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-12-13 11:53:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-12-13 11:53:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:53:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:53:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-12-13 11:53:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:53:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:53:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2022-12-13 11:53:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2022-12-13 11:53:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2022-12-13 11:53:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-12-13 11:53:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-12-13 11:53:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2022-12-13 11:53:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2022-12-13 11:53:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2022-12-13 11:53:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-12-13 11:53:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2022-12-13 11:53:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-12-13 11:53:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2022-12-13 11:53:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-12-13 11:53:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1007 trivial. 0 not checked. [2022-12-13 11:53:47,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:53:47,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973044578] [2022-12-13 11:53:47,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973044578] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:53:47,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621814713] [2022-12-13 11:53:47,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:53:47,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:53:47,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:53:47,999 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:53:48,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-12-13 11:53:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:53:49,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 11047 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 11:53:49,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:53:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-12-13 11:53:49,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:53:49,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621814713] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:53:49,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:53:49,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2022-12-13 11:53:49,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925256296] [2022-12-13 11:53:49,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:53:49,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 11:53:49,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:53:49,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:53:49,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:53:49,781 INFO L87 Difference]: Start difference. First operand 160299 states and 216984 transitions. Second operand has 4 states, 4 states have (on average 68.25) internal successors, (273), 3 states have internal predecessors, (273), 2 states have call successors, (70), 3 states have call predecessors, (70), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-12-13 11:54:02,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:54:02,349 INFO L93 Difference]: Finished difference Result 320444 states and 434148 transitions. [2022-12-13 11:54:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 11:54:02,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 68.25) internal successors, (273), 3 states have internal predecessors, (273), 2 states have call successors, (70), 3 states have call predecessors, (70), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 635 [2022-12-13 11:54:02,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:54:03,019 INFO L225 Difference]: With dead ends: 320444 [2022-12-13 11:54:03,019 INFO L226 Difference]: Without dead ends: 160155 [2022-12-13 11:54:03,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 815 GetRequests, 804 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-12-13 11:54:03,363 INFO L413 NwaCegarLoop]: 2615 mSDtfsCounter, 157 mSDsluCounter, 4988 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 7603 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:54:03,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 7603 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:54:03,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160155 states. [2022-12-13 11:54:16,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160155 to 160155. [2022-12-13 11:54:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160155 states, 113842 states have (on average 1.2735721438484917) internal successors, (144986), 115928 states have internal predecessors, (144986), 34995 states have call successors, (34995), 10891 states have call predecessors, (34995), 11317 states have return successors, (36643), 34727 states have call predecessors, (36643), 34991 states have call successors, (36643) [2022-12-13 11:54:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160155 states to 160155 states and 216624 transitions. [2022-12-13 11:54:17,260 INFO L78 Accepts]: Start accepts. Automaton has 160155 states and 216624 transitions. Word has length 635 [2022-12-13 11:54:17,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:54:17,261 INFO L495 AbstractCegarLoop]: Abstraction has 160155 states and 216624 transitions. [2022-12-13 11:54:17,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 68.25) internal successors, (273), 3 states have internal predecessors, (273), 2 states have call successors, (70), 3 states have call predecessors, (70), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-12-13 11:54:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 160155 states and 216624 transitions. [2022-12-13 11:54:17,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2022-12-13 11:54:17,349 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:54:17,350 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:17,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-12-13 11:54:17,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2022-12-13 11:54:17,551 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:54:17,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:54:17,553 INFO L85 PathProgramCache]: Analyzing trace with hash 604752978, now seen corresponding path program 1 times [2022-12-13 11:54:17,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:54:17,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361703789] [2022-12-13 11:54:17,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:54:17,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:54:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:54:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:54:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:54:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:54:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:54:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:54:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:54:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:54:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:54:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:54:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:54:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:54:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:54:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:54:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:54:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:54:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:54:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:54:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:54:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-12-13 11:54:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 11:54:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-12-13 11:54:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-12-13 11:54:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:54:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 11:54:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 11:54:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 11:54:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-12-13 11:54:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-12-13 11:54:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-12-13 11:54:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-12-13 11:54:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-12-13 11:54:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-12-13 11:54:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-12-13 11:54:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-12-13 11:54:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-12-13 11:54:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2022-12-13 11:54:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-12-13 11:54:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-12-13 11:54:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-12-13 11:54:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2022-12-13 11:54:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2022-12-13 11:54:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2022-12-13 11:54:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2022-12-13 11:54:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:54:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:54:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-12-13 11:54:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:54:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:54:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-12-13 11:54:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-12-13 11:54:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-12-13 11:54:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2022-12-13 11:54:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2022-12-13 11:54:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-12-13 11:54:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:18,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2022-12-13 11:54:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:19,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2022-12-13 11:54:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:19,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-12-13 11:54:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:19,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2022-12-13 11:54:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:19,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2022-12-13 11:54:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:19,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2022-12-13 11:54:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:19,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1786 trivial. 0 not checked. [2022-12-13 11:54:19,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:54:19,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361703789] [2022-12-13 11:54:19,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361703789] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:54:19,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:54:19,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:54:19,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311732452] [2022-12-13 11:54:19,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:54:19,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:54:19,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:54:19,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:54:19,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:54:19,041 INFO L87 Difference]: Start difference. First operand 160155 states and 216624 transitions. Second operand has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 3 states have internal predecessors, (257), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-12-13 11:54:47,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:54:47,639 INFO L93 Difference]: Finished difference Result 336718 states and 460138 transitions. [2022-12-13 11:54:47,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 11:54:47,641 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 3 states have internal predecessors, (257), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 726 [2022-12-13 11:54:47,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:54:48,289 INFO L225 Difference]: With dead ends: 336718 [2022-12-13 11:54:48,289 INFO L226 Difference]: Without dead ends: 176573 [2022-12-13 11:54:48,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:54:48,729 INFO L413 NwaCegarLoop]: 3604 mSDtfsCounter, 3986 mSDsluCounter, 6999 mSDsCounter, 0 mSdLazyCounter, 7172 mSolverCounterSat, 2484 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4376 SdHoareTripleChecker+Valid, 10603 SdHoareTripleChecker+Invalid, 9656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2484 IncrementalHoareTripleChecker+Valid, 7172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-12-13 11:54:48,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4376 Valid, 10603 Invalid, 9656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2484 Valid, 7172 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2022-12-13 11:54:48,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176573 states. [2022-12-13 11:55:01,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176573 to 158924. [2022-12-13 11:55:01,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158924 states, 112957 states have (on average 1.2737147764193455) internal successors, (143875), 114918 states have internal predecessors, (143875), 34890 states have call successors, (34890), 10822 states have call predecessors, (34890), 11076 states have return successors, (35562), 34575 states have call predecessors, (35562), 34774 states have call successors, (35562) [2022-12-13 11:55:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158924 states to 158924 states and 214327 transitions. [2022-12-13 11:55:01,939 INFO L78 Accepts]: Start accepts. Automaton has 158924 states and 214327 transitions. Word has length 726 [2022-12-13 11:55:01,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:55:01,940 INFO L495 AbstractCegarLoop]: Abstraction has 158924 states and 214327 transitions. [2022-12-13 11:55:01,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 3 states have internal predecessors, (257), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-12-13 11:55:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 158924 states and 214327 transitions. [2022-12-13 11:55:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2022-12-13 11:55:02,000 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:55:02,001 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:55:02,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-12-13 11:55:02,001 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:55:02,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:55:02,001 INFO L85 PathProgramCache]: Analyzing trace with hash -2056134926, now seen corresponding path program 1 times [2022-12-13 11:55:02,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:55:02,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476613728] [2022-12-13 11:55:02,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:55:02,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:55:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:55:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:55:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:55:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:55:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:55:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:55:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:55:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:55:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:55:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:55:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:55:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:55:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:55:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:55:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:55:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:55:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:55:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:55:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:55:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-12-13 11:55:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 11:55:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-12-13 11:55:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-12-13 11:55:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:55:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 11:55:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 11:55:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 11:55:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-12-13 11:55:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-12-13 11:55:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-12-13 11:55:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-12-13 11:55:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-12-13 11:55:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-12-13 11:55:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-12-13 11:55:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-12-13 11:55:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-12-13 11:55:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2022-12-13 11:55:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-12-13 11:55:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-12-13 11:55:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-12-13 11:55:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2022-12-13 11:55:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2022-12-13 11:55:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2022-12-13 11:55:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2022-12-13 11:55:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-12-13 11:55:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-12-13 11:55:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-12-13 11:55:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-12-13 11:55:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-12-13 11:55:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2022-12-13 11:55:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-12-13 11:55:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2022-12-13 11:55:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2022-12-13 11:55:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2022-12-13 11:55:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2022-12-13 11:55:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2022-12-13 11:55:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2022-12-13 11:55:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2022-12-13 11:55:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:03,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1721 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1718 trivial. 0 not checked. [2022-12-13 11:55:03,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:55:03,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476613728] [2022-12-13 11:55:03,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476613728] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:55:03,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388124588] [2022-12-13 11:55:03,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:55:03,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:55:03,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:55:03,872 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:55:03,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-12-13 11:55:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:05,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 11479 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 11:55:05,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:55:05,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1721 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1697 trivial. 0 not checked. [2022-12-13 11:55:05,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:55:05,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388124588] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:55:05,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:55:05,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 11 [2022-12-13 11:55:05,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355680150] [2022-12-13 11:55:05,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:55:05,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 11:55:05,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:55:05,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:55:05,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-12-13 11:55:05,725 INFO L87 Difference]: Start difference. First operand 158924 states and 214327 transitions. Second operand has 4 states, 4 states have (on average 68.5) internal successors, (274), 4 states have internal predecessors, (274), 2 states have call successors, (71), 2 states have call predecessors, (71), 3 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2022-12-13 11:55:18,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:55:18,534 INFO L93 Difference]: Finished difference Result 319494 states and 431502 transitions. [2022-12-13 11:55:18,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 11:55:18,535 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 68.5) internal successors, (274), 4 states have internal predecessors, (274), 2 states have call successors, (71), 2 states have call predecessors, (71), 3 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 729 [2022-12-13 11:55:18,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:55:19,062 INFO L225 Difference]: With dead ends: 319494 [2022-12-13 11:55:19,062 INFO L226 Difference]: Without dead ends: 160436 [2022-12-13 11:55:19,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 934 GetRequests, 924 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:55:19,591 INFO L413 NwaCegarLoop]: 2636 mSDtfsCounter, 25 mSDsluCounter, 5243 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 7879 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:55:19,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 7879 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:55:19,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160436 states. [2022-12-13 11:55:32,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160436 to 158996. [2022-12-13 11:55:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158996 states, 113029 states have (on average 1.2735404188305657) internal successors, (143947), 114990 states have internal predecessors, (143947), 34890 states have call successors, (34890), 10822 states have call predecessors, (34890), 11076 states have return successors, (35562), 34575 states have call predecessors, (35562), 34774 states have call successors, (35562) [2022-12-13 11:55:32,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158996 states to 158996 states and 214399 transitions. [2022-12-13 11:55:32,980 INFO L78 Accepts]: Start accepts. Automaton has 158996 states and 214399 transitions. Word has length 729 [2022-12-13 11:55:32,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:55:32,981 INFO L495 AbstractCegarLoop]: Abstraction has 158996 states and 214399 transitions. [2022-12-13 11:55:32,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 68.5) internal successors, (274), 4 states have internal predecessors, (274), 2 states have call successors, (71), 2 states have call predecessors, (71), 3 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2022-12-13 11:55:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 158996 states and 214399 transitions. [2022-12-13 11:55:33,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2022-12-13 11:55:33,040 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:55:33,040 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:55:33,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-12-13 11:55:33,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d196d0-4398-4a6c-a408-20daca1c80f9/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:55:33,242 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:55:33,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:55:33,243 INFO L85 PathProgramCache]: Analyzing trace with hash -715877874, now seen corresponding path program 1 times [2022-12-13 11:55:33,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:55:33,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257477401] [2022-12-13 11:55:33,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:55:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:55:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:55:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:55:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:55:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:55:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:55:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:55:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:55:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:55:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:55:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:55:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:55:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:55:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:55:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:55:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:55:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:55:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:55:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:55:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:55:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-12-13 11:55:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 11:55:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-12-13 11:55:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-12-13 11:55:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:55:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 11:55:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 11:55:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 11:55:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-12-13 11:55:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-12-13 11:55:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-12-13 11:55:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-12-13 11:55:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-12-13 11:55:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-12-13 11:55:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-12-13 11:55:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-12-13 11:55:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-12-13 11:55:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2022-12-13 11:55:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-12-13 11:55:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-12-13 11:55:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-12-13 11:55:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2022-12-13 11:55:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2022-12-13 11:55:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2022-12-13 11:55:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2022-12-13 11:55:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:55:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:34,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:55:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-12-13 11:55:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:55:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:55:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-12-13 11:55:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-12-13 11:55:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-12-13 11:55:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-12-13 11:55:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:55:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-12-13 11:55:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:55:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2022-12-13 11:55:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2022-12-13 11:55:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-12-13 11:55:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2022-12-13 11:55:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2022-12-13 11:55:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2022-12-13 11:55:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-12-13 11:55:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2022-12-13 11:55:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:55:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1873 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1873 trivial. 0 not checked. [2022-12-13 11:55:35,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:55:35,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257477401] [2022-12-13 11:55:35,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257477401] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:55:35,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:55:35,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 11:55:35,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674388364] [2022-12-13 11:55:35,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:55:35,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 11:55:35,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:55:35,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 11:55:35,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:55:35,182 INFO L87 Difference]: Start difference. First operand 158996 states and 214399 transitions. Second operand has 10 states, 10 states have (on average 26.4) internal successors, (264), 5 states have internal predecessors, (264), 2 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 11:55:55,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:55:55,595 INFO L93 Difference]: Finished difference Result 182426 states and 247705 transitions. [2022-12-13 11:55:55,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 11:55:55,596 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 26.4) internal successors, (264), 5 states have internal predecessors, (264), 2 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 749 [2022-12-13 11:55:55,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:55:56,149 INFO L225 Difference]: With dead ends: 182426 [2022-12-13 11:55:56,149 INFO L226 Difference]: Without dead ends: 172863 [2022-12-13 11:55:56,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2022-12-13 11:55:56,233 INFO L413 NwaCegarLoop]: 1854 mSDtfsCounter, 1411 mSDsluCounter, 6560 mSDsCounter, 0 mSdLazyCounter, 5884 mSolverCounterSat, 1098 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 8414 SdHoareTripleChecker+Invalid, 6982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1098 IncrementalHoareTripleChecker+Valid, 5884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-12-13 11:55:56,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 8414 Invalid, 6982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1098 Valid, 5884 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-12-13 11:55:56,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172863 states. [2022-12-13 11:56:08,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172863 to 155827. [2022-12-13 11:56:08,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155827 states, 110868 states have (on average 1.271079121117004) internal successors, (140922), 112696 states have internal predecessors, (140922), 33987 states have call successors, (33987), 10716 states have call predecessors, (33987), 10971 states have return successors, (34661), 33710 states have call predecessors, (34661), 33873 states have call successors, (34661) [2022-12-13 11:56:09,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155827 states to 155827 states and 209570 transitions. [2022-12-13 11:56:09,462 INFO L78 Accepts]: Start accepts. Automaton has 155827 states and 209570 transitions. Word has length 749 [2022-12-13 11:56:09,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:56:09,463 INFO L495 AbstractCegarLoop]: Abstraction has 155827 states and 209570 transitions. [2022-12-13 11:56:09,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.4) internal successors, (264), 5 states have internal predecessors, (264), 2 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 11:56:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 155827 states and 209570 transitions. [2022-12-13 11:56:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2022-12-13 11:56:09,528 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:56:09,528 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:56:09,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-12-13 11:56:09,528 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:56:09,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:56:09,528 INFO L85 PathProgramCache]: Analyzing trace with hash 71878970, now seen corresponding path program 1 times [2022-12-13 11:56:09,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:56:09,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984940587] [2022-12-13 11:56:09,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:56:09,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:56:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:56:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:56:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 11:56:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:56:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 11:56:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 11:56:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 11:56:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 11:56:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 11:56:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 11:56:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 11:56:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:56:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 11:56:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 11:56:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 11:56:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:56:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 11:56:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 11:56:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 11:56:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-12-13 11:56:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 11:56:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-12-13 11:56:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-12-13 11:56:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 11:56:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 11:56:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 11:56:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 11:56:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-12-13 11:56:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-12-13 11:56:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-12-13 11:56:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-12-13 11:56:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-12-13 11:56:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-12-13 11:56:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-12-13 11:56:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-12-13 11:56:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-12-13 11:56:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2022-12-13 11:56:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-12-13 11:56:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-12-13 11:56:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-12-13 11:56:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2022-12-13 11:56:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2022-12-13 11:56:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2022-12-13 11:56:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2022-12-13 11:56:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:56:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2022-12-13 11:56:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:56:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2022-12-13 11:56:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-12-13 11:56:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2022-12-13 11:56:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2022-12-13 11:56:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:56:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2022-12-13 11:56:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2022-12-13 11:56:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 11:56:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 11:56:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:56:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 11:56:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 11:56:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 732 [2022-12-13 11:56:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-12-13 11:56:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2022-12-13 11:56:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2022-12-13 11:56:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:56:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1901 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1853 trivial. 0 not checked. [2022-12-13 11:56:10,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:56:10,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984940587] [2022-12-13 11:56:10,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984940587] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:56:10,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:56:10,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 11:56:10,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88322798] [2022-12-13 11:56:10,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:56:10,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 11:56:10,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:56:10,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 11:56:10,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:56:10,805 INFO L87 Difference]: Start difference. First operand 155827 states and 209570 transitions. Second operand has 8 states, 8 states have (on average 35.0) internal successors, (280), 3 states have internal predecessors, (280), 2 states have call successors, (74), 7 states have call predecessors, (74), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2022-12-13 11:56:24,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:56:24,279 INFO L93 Difference]: Finished difference Result 243266 states and 329070 transitions. [2022-12-13 11:56:24,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 11:56:24,280 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 35.0) internal successors, (280), 3 states have internal predecessors, (280), 2 states have call successors, (74), 7 states have call predecessors, (74), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 761 [2022-12-13 11:56:24,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:56:24,564 INFO L225 Difference]: With dead ends: 243266 [2022-12-13 11:56:24,564 INFO L226 Difference]: Without dead ends: 87449 [2022-12-13 11:56:24,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2022-12-13 11:56:24,886 INFO L413 NwaCegarLoop]: 1843 mSDtfsCounter, 4564 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 2133 mSolverCounterSat, 2703 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4934 SdHoareTripleChecker+Valid, 3855 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2703 IncrementalHoareTripleChecker+Valid, 2133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-13 11:56:24,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4934 Valid, 3855 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2703 Valid, 2133 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-12-13 11:56:24,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87449 states.