./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/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 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa --- 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 20:17:25,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:17:25,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:17:25,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:17:25,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:17:25,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:17:25,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:17:25,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:17:25,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:17:25,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:17:25,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:17:25,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:17:25,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:17:25,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:17:25,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:17:25,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:17:25,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:17:25,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:17:25,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:17:25,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:17:25,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:17:25,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:17:25,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:17:25,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:17:25,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:17:25,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:17:25,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:17:25,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:17:25,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:17:25,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:17:25,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:17:25,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:17:25,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:17:25,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:17:25,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:17:25,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:17:25,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:17:25,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:17:25,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:17:25,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:17:25,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:17:25,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 20:17:25,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:17:25,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:17:25,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:17:25,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:17:25,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:17:25,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:17:25,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:17:25,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:17:25,791 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:17:25,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:17:25,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:17:25,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 20:17:25,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:17:25,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:17:25,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:17:25,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:17:25,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:17:25,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:17:25,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:17:25,794 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:17:25,795 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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa [2022-12-13 20:17:25,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:17:25,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:17:25,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:17:25,971 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:17:25,971 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:17:25,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-12-13 20:17:28,506 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:17:28,996 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:17:28,996 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-12-13 20:17:29,033 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/data/7a0bd47fe/4d91de98364d4bd5a4ee071df5329cf0/FLAGac1d1c78e [2022-12-13 20:17:29,079 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/data/7a0bd47fe/4d91de98364d4bd5a4ee071df5329cf0 [2022-12-13 20:17:29,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:17:29,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:17:29,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:17:29,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:17:29,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:17:29,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:17:29" (1/1) ... [2022-12-13 20:17:29,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6439a4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:29, skipping insertion in model container [2022-12-13 20:17:29,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:17:29" (1/1) ... [2022-12-13 20:17:29,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:17:29,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:17:29,926 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 20:17:29,937 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 20:17:29,946 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 20:17:29,956 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 20:17:30,011 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:17:30,065 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 20:17:30,116 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:17:30,176 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:17:30,181 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:17:30,181 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 20:17:30,190 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 20:17:30,197 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 20:17:30,225 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 20:17:30,231 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:17:30,232 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 20:17:30,239 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 20:17:30,364 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 20:17:30,365 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 20:17:30,374 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:17:30,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:30,402 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 20:17:30,469 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 20:17:30,475 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 20:17:30,480 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-13 20:17:30,511 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-13 20:17:30,553 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 20:17:30,579 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 20:17:30,597 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-13 20:17:31,013 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,013 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,018 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,019 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,038 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,039 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,039 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,039 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,040 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,040 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,041 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,041 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,041 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,042 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,042 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,042 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,043 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,120 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:17:31,121 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 20:17:31,156 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:31,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:31,271 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:17:31,271 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 20:17:31,296 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:17:31,305 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 20:17:31,311 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:17:31,311 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:17:31,327 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 20:17:31,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:31,347 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:31,347 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:31,387 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 20:17:31,393 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-12-13 20:17:31,410 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:17:31,410 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 20:17:31,411 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 20:17:31,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:31,453 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:31,471 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 20:17:31,471 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 20:17:31,471 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 20:17:31,471 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 20:17:31,482 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 20:17:31,482 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 20:17:31,487 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 20:17:31,488 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 20:17:31,488 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 20:17:31,536 WARN L623 FunctionHandler]: Unknown extern function down_interruptible [2022-12-13 20:17:31,538 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 20:17:31,539 WARN L623 FunctionHandler]: Unknown extern function up [2022-12-13 20:17:31,554 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,554 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 20:17:31,555 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,560 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,561 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 20:17:31,561 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,566 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,566 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 20:17:31,566 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,571 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 20:17:31,576 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:17:31,576 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:17:31,577 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:17:31,588 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,590 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,645 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,646 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,667 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,668 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,668 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 20:17:31,669 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 20:17:31,669 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 20:17:31,670 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 20:17:31,670 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 20:17:31,670 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 20:17:31,671 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 20:17:31,672 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 20:17:31,672 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 20:17:31,678 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:31,678 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:31,688 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 20:17:31,713 WARN L623 FunctionHandler]: Unknown extern function hex_to_bin [2022-12-13 20:17:31,725 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 20:17:31,726 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 20:17:31,726 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 20:17:31,727 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:31,728 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 20:17:31,729 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 20:17:31,731 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:17:31,731 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 20:17:31,731 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 20:17:31,732 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:17:31,732 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:17:31,734 WARN L623 FunctionHandler]: Unknown extern function pci_dev_get [2022-12-13 20:17:31,735 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:31,735 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:17:31,735 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:31,735 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 20:17:31,741 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 20:17:31,742 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:17:31,742 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:31,742 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-12-13 20:17:31,742 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:31,747 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 20:17:31,747 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 20:17:31,748 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 20:17:31,753 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 20:17:31,754 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 20:17:31,754 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-13 20:17:31,754 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-13 20:17:31,754 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 20:17:32,112 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 20:17:32,114 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 20:17:32,116 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:17:32,116 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:17:32,124 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 20:17:32,125 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 20:17:32,129 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:17:32,129 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:17:32,131 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 20:17:32,131 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 20:17:32,132 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 20:17:32,132 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 20:17:32,133 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 20:17:32,133 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 20:17:32,133 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 20:17:32,134 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 20:17:32,194 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 20:17:32,203 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,265 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,270 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,274 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,279 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,296 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,301 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,306 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,311 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,315 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,333 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,338 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,343 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,347 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,352 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,369 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,370 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,370 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,375 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,379 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,397 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,402 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,407 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,411 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,416 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,433 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,438 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,442 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,452 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,469 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,474 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,478 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,483 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,488 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,504 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,509 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,513 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,518 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,522 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,539 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,543 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,548 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,552 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,556 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,572 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,577 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,581 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,586 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,590 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,607 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,611 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,616 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,620 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,625 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,641 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,646 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,651 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,655 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,659 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,675 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,675 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,675 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,675 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,676 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,677 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,677 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,677 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:32,696 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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446625,446638] [2022-12-13 20:17:32,699 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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446770,446783] [2022-12-13 20:17:32,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:17:32,789 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:17:32,855 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 20:17:32,856 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 20:17:32,856 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 20:17:32,856 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 20:17:32,857 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:17:32,858 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 20:17:32,861 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:17:32,864 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:17:32,865 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:17:32,865 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 20:17:32,866 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 20:17:32,867 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 20:17:32,869 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 20:17:32,869 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:17:32,870 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 20:17:32,870 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-13 20:17:32,873 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 20:17:32,874 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 20:17:32,874 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:17:32,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:32,876 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 20:17:32,876 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-13 20:17:32,878 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-13 20:17:32,879 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-13 20:17:32,880 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-12-13 20:17:32,881 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 20:17:32,882 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 20:17:32,883 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-13 20:17:32,921 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,921 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,922 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,922 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,924 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,924 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,924 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,924 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,925 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,925 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,925 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,925 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,926 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,926 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,926 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,926 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,927 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,939 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:17:32,940 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 20:17:32,945 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:17:32,946 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:32,955 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:17:32,956 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 20:17:32,959 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:17:32,959 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 20:17:32,960 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:17:32,960 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:17:32,963 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 20:17:32,965 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:32,966 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:32,967 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:32,976 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 20:17:32,978 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-12-13 20:17:32,982 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:17:32,982 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 20:17:32,983 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 20:17:32,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:32,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:32,998 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-13 20:17:32,998 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 20:17:32,998 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 20:17:32,999 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 20:17:33,009 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 20:17:33,009 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 20:17:33,010 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 20:17:33,010 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 20:17:33,010 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 20:17:33,018 WARN L623 FunctionHandler]: Unknown extern function down_interruptible [2022-12-13 20:17:33,019 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 20:17:33,019 WARN L623 FunctionHandler]: Unknown extern function up [2022-12-13 20:17:33,020 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,021 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 20:17:33,021 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,022 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,022 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 20:17:33,022 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,023 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,023 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 20:17:33,023 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,023 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 20:17:33,023 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:17:33,024 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:17:33,024 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:17:33,025 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,025 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,029 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,030 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,033 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,034 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,035 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 20:17:33,035 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 20:17:33,035 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 20:17:33,036 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 20:17:33,036 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 20:17:33,036 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 20:17:33,037 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 20:17:33,037 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 20:17:33,038 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 20:17:33,039 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 20:17:33,039 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 20:17:33,040 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 20:17:33,043 WARN L623 FunctionHandler]: Unknown extern function hex_to_bin [2022-12-13 20:17:33,046 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 20:17:33,047 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 20:17:33,047 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 20:17:33,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:17:33,048 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 20:17:33,049 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 20:17:33,050 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:17:33,050 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 20:17:33,050 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 20:17:33,051 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:17:33,051 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:17:33,053 WARN L623 FunctionHandler]: Unknown extern function pci_dev_get [2022-12-13 20:17:33,054 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:33,054 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:17:33,054 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:33,054 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 20:17:33,055 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 20:17:33,056 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:17:33,056 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:33,056 WARN L623 FunctionHandler]: Unknown extern function pci_dev_put [2022-12-13 20:17:33,056 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:17:33,056 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 20:17:33,056 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-13 20:17:33,057 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 20:17:33,058 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 20:17:33,058 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-13 20:17:33,058 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-13 20:17:33,058 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-12-13 20:17:33,058 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 20:17:33,066 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 20:17:33,067 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 20:17:33,069 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:17:33,069 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:17:33,074 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 20:17:33,075 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 20:17:33,079 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:17:33,079 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:17:33,082 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 20:17:33,083 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 20:17:33,083 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 20:17:33,083 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 20:17:33,084 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 20:17:33,084 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 20:17:33,084 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 20:17:33,084 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 20:17:33,098 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 20:17:33,098 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,102 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,103 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,103 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,103 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,104 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,105 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,105 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,105 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,106 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,106 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,107 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,107 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,108 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,108 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,109 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,109 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,109 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,110 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,110 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,111 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,111 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,112 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,112 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,113 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,113 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,114 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,114 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,114 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,115 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,116 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,116 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,116 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,117 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,117 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,118 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,118 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,118 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,119 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,119 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,120 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,120 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,121 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,121 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,121 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,122 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,123 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,123 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,123 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,124 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,124 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,125 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,125 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,125 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,126 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,127 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,127 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,127 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,128 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,128 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,129 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,129 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,129 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,131 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,131 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,131 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,131 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,131 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:17:33,133 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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446625,446638] [2022-12-13 20:17:33,133 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_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446770,446783] [2022-12-13 20:17:33,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:17:33,371 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:17:33,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33 WrapperNode [2022-12-13 20:17:33,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:17:33,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:17:33,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:17:33,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:17:33,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,689 INFO L138 Inliner]: procedures = 661, calls = 4756, calls flagged for inlining = 357, calls inlined = 344, statements flattened = 10478 [2022-12-13 20:17:33,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:17:33,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:17:33,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:17:33,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:17:33,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:33,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:34,048 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:34,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:34,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:17:34,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:17:34,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:17:34,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:17:34,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (1/1) ... [2022-12-13 20:17:34,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:17:34,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:17:34,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 20:17:34,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2b50b6-1f38-4474-8e90-eb9250c0ab73/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 20:17:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 20:17:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 20:17:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-13 20:17:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-13 20:17:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-12-13 20:17:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-12-13 20:17:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 20:17:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 20:17:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-12-13 20:17:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-12-13 20:17:34,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 20:17:34,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 20:17:34,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-12-13 20:17:34,203 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-12-13 20:17:34,203 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-12-13 20:17:34,203 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-12-13 20:17:34,203 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-12-13 20:17:34,203 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-12-13 20:17:34,203 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-12-13 20:17:34,203 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-12-13 20:17:34,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2022-12-13 20:17:34,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2022-12-13 20:17:34,204 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-12-13 20:17:34,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-12-13 20:17:34,204 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-12-13 20:17:34,204 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-12-13 20:17:34,204 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 20:17:34,204 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 20:17:34,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-12-13 20:17:34,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-12-13 20:17:34,204 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-12-13 20:17:34,204 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-12-13 20:17:34,204 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-12-13 20:17:34,204 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-12-13 20:17:34,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 20:17:34,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 20:17:34,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 20:17:34,205 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-13 20:17:34,205 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-12-13 20:17:34,205 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-12-13 20:17:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 20:17:34,206 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 20:17:34,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 20:17:34,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 20:17:34,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-13 20:17:34,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-13 20:17:34,206 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-12-13 20:17:34,206 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-12-13 20:17:34,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:17:34,206 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-13 20:17:34,206 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-13 20:17:34,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-12-13 20:17:34,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-12-13 20:17:34,207 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-12-13 20:17:34,207 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-12-13 20:17:34,207 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-12-13 20:17:34,207 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-12-13 20:17:34,207 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 20:17:34,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 20:17:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-12-13 20:17:34,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-12-13 20:17:34,208 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-12-13 20:17:34,208 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-12-13 20:17:34,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-12-13 20:17:34,208 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 20:17:34,208 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 20:17:34,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-12-13 20:17:34,209 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 20:17:34,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-12-13 20:17:34,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-12-13 20:17:34,209 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 20:17:34,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 20:17:34,209 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-12-13 20:17:34,209 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 20:17:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 20:17:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-12-13 20:17:34,211 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-12-13 20:17:34,211 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-12-13 20:17:34,211 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-13 20:17:34,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-13 20:17:34,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-13 20:17:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-12-13 20:17:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-12-13 20:17:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 20:17:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 20:17:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 20:17:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 20:17:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-12-13 20:17:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-12-13 20:17:34,213 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 20:17:34,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-12-13 20:17:34,213 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-13 20:17:34,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-13 20:17:34,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-12-13 20:17:34,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-12-13 20:17:34,213 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-12-13 20:17:34,214 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 20:17:34,214 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-12-13 20:17:34,214 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 20:17:34,214 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-12-13 20:17:34,214 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-12-13 20:17:34,214 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-12-13 20:17:34,214 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-12-13 20:17:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 20:17:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:17:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-12-13 20:17:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-12-13 20:17:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-12-13 20:17:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-12-13 20:17:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 20:17:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-12-13 20:17:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-12-13 20:17:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-12-13 20:17:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-12-13 20:17:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-12-13 20:17:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-12-13 20:17:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-12-13 20:17:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-13 20:17:34,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-12-13 20:17:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-12-13 20:17:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-12-13 20:17:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-12-13 20:17:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 20:17:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-12-13 20:17:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-12-13 20:17:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 20:17:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-13 20:17:34,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-12-13 20:17:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-12-13 20:17:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-13 20:17:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-12-13 20:17:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-12-13 20:17:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-12-13 20:17:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-12-13 20:17:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2022-12-13 20:17:34,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-12-13 20:17:34,221 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 20:17:34,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 20:17:34,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 20:17:34,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 20:17:34,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 20:17:34,221 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-12-13 20:17:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-12-13 20:17:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 20:17:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-12-13 20:17:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-12-13 20:17:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 20:17:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-12-13 20:17:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-12-13 20:17:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-12-13 20:17:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-12-13 20:17:34,224 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-12-13 20:17:34,224 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-12-13 20:17:34,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 20:17:34,224 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-12-13 20:17:34,224 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 20:17:34,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 20:17:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-12-13 20:17:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-12-13 20:17:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-12-13 20:17:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-12-13 20:17:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-12-13 20:17:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-12-13 20:17:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 20:17:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_95 [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_95 [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-12-13 20:17:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-12-13 20:17:34,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-12-13 20:17:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-12-13 20:17:34,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-12-13 20:17:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-12-13 20:17:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-12-13 20:17:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 20:17:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-12-13 20:17:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 20:17:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 20:17:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-12-13 20:17:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-12-13 20:17:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-12-13 20:17:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-12-13 20:17:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-12-13 20:17:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-12-13 20:17:35,014 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:17:35,018 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:17:37,187 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 20:17:48,768 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-13 20:17:48,910 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:17:48,930 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:17:48,930 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-13 20:17:48,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:17:48 BoogieIcfgContainer [2022-12-13 20:17:48,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:17:48,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 20:17:48,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 20:17:48,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 20:17:48,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:17:29" (1/3) ... [2022-12-13 20:17:48,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da81129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:17:48, skipping insertion in model container [2022-12-13 20:17:48,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:17:33" (2/3) ... [2022-12-13 20:17:48,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da81129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:17:48, skipping insertion in model container [2022-12-13 20:17:48,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:17:48" (3/3) ... [2022-12-13 20:17:48,943 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-12-13 20:17:48,961 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 20:17:48,961 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 20:17:49,055 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 20:17:49,059 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;@57aa88c1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 20:17:49,059 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 20:17:49,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 3200 states, 2264 states have (on average 1.2959363957597174) internal successors, (2934), 2329 states have internal predecessors, (2934), 769 states have call successors, (769), 171 states have call predecessors, (769), 170 states have return successors, (763), 750 states have call predecessors, (763), 763 states have call successors, (763) [2022-12-13 20:17:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-12-13 20:17:49,104 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:49,105 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:17:49,106 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:49,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:49,111 INFO L85 PathProgramCache]: Analyzing trace with hash -742945861, now seen corresponding path program 1 times [2022-12-13 20:17:49,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:49,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325578943] [2022-12-13 20:17:49,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:49,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:17:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:17:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:17:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:17:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:17:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:17:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:17:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:17:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:17:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:17:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:17:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:17:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:17:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:17:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:17:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:17:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:17:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:17:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:17:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:49,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:50,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:17:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:50,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-12-13 20:17:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:50,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-12-13 20:17:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:50,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-12-13 20:17:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-12-13 20:17:50,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:50,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325578943] [2022-12-13 20:17:50,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325578943] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:50,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:50,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:17:50,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685960560] [2022-12-13 20:17:50,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:50,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:17:50,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:50,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:17:50,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:17:50,085 INFO L87 Difference]: Start difference. First operand has 3200 states, 2264 states have (on average 1.2959363957597174) internal successors, (2934), 2329 states have internal predecessors, (2934), 769 states have call successors, (769), 171 states have call predecessors, (769), 170 states have return successors, (763), 750 states have call predecessors, (763), 763 states have call successors, (763) Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 20:17:54,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:17:57,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:01,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:05,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:10,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:10,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:10,786 INFO L93 Difference]: Finished difference Result 9139 states and 12856 transitions. [2022-12-13 20:18:10,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:18:10,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 276 [2022-12-13 20:18:10,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:10,836 INFO L225 Difference]: With dead ends: 9139 [2022-12-13 20:18:10,836 INFO L226 Difference]: Without dead ends: 5906 [2022-12-13 20:18:10,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 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 20:18:10,860 INFO L413 NwaCegarLoop]: 3557 mSDtfsCounter, 5127 mSDsluCounter, 4594 mSDsCounter, 0 mSdLazyCounter, 4290 mSolverCounterSat, 1993 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5663 SdHoareTripleChecker+Valid, 8151 SdHoareTripleChecker+Invalid, 6287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1993 IncrementalHoareTripleChecker+Valid, 4290 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:10,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5663 Valid, 8151 Invalid, 6287 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1993 Valid, 4290 Invalid, 4 Unknown, 0 Unchecked, 20.1s Time] [2022-12-13 20:18:10,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5906 states. [2022-12-13 20:18:11,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5906 to 5601. [2022-12-13 20:18:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5601 states, 3969 states have (on average 1.289997480473671) internal successors, (5120), 4087 states have internal predecessors, (5120), 1302 states have call successors, (1302), 326 states have call predecessors, (1302), 329 states have return successors, (1310), 1275 states have call predecessors, (1310), 1302 states have call successors, (1310) [2022-12-13 20:18:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5601 states to 5601 states and 7732 transitions. [2022-12-13 20:18:11,218 INFO L78 Accepts]: Start accepts. Automaton has 5601 states and 7732 transitions. Word has length 276 [2022-12-13 20:18:11,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:11,220 INFO L495 AbstractCegarLoop]: Abstraction has 5601 states and 7732 transitions. [2022-12-13 20:18:11,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 20:18:11,220 INFO L276 IsEmpty]: Start isEmpty. Operand 5601 states and 7732 transitions. [2022-12-13 20:18:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-12-13 20:18:11,258 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:11,258 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:18:11,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 20:18:11,259 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:11,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:11,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1694172419, now seen corresponding path program 1 times [2022-12-13 20:18:11,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:11,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297395437] [2022-12-13 20:18:11,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:11,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:18:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:18:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:18:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:18:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:18:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:18:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:18:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:18:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:18:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:18:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:18:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:18:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:18:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:18:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:18:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:18:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:18:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:18:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-12-13 20:18:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:18:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:18:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2022-12-13 20:18:11,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:11,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297395437] [2022-12-13 20:18:11,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297395437] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:11,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:11,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:18:11,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162386016] [2022-12-13 20:18:11,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:11,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:18:11,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:11,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:18:11,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:18:11,989 INFO L87 Difference]: Start difference. First operand 5601 states and 7732 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 20:18:14,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:16,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:18,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:22,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:28,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:32,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:32,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:32,972 INFO L93 Difference]: Finished difference Result 15605 states and 21541 transitions. [2022-12-13 20:18:32,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:18:32,973 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 285 [2022-12-13 20:18:32,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:33,009 INFO L225 Difference]: With dead ends: 15605 [2022-12-13 20:18:33,009 INFO L226 Difference]: Without dead ends: 10047 [2022-12-13 20:18:33,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 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 20:18:33,022 INFO L413 NwaCegarLoop]: 4271 mSDtfsCounter, 4679 mSDsluCounter, 5123 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 1604 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5227 SdHoareTripleChecker+Valid, 9394 SdHoareTripleChecker+Invalid, 6021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1604 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:33,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5227 Valid, 9394 Invalid, 6021 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1604 Valid, 4413 Invalid, 4 Unknown, 0 Unchecked, 20.5s Time] [2022-12-13 20:18:33,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10047 states. [2022-12-13 20:18:33,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10047 to 9511. [2022-12-13 20:18:33,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9511 states, 6753 states have (on average 1.2880201391973938) internal successors, (8698), 6946 states have internal predecessors, (8698), 2160 states have call successors, (2160), 594 states have call predecessors, (2160), 597 states have return successors, (2168), 2123 states have call predecessors, (2168), 2160 states have call successors, (2168) [2022-12-13 20:18:33,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9511 states to 9511 states and 13026 transitions. [2022-12-13 20:18:33,354 INFO L78 Accepts]: Start accepts. Automaton has 9511 states and 13026 transitions. Word has length 285 [2022-12-13 20:18:33,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:33,355 INFO L495 AbstractCegarLoop]: Abstraction has 9511 states and 13026 transitions. [2022-12-13 20:18:33,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 20:18:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 9511 states and 13026 transitions. [2022-12-13 20:18:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-12-13 20:18:33,361 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:33,361 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2022-12-13 20:18:33,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 20:18:33,361 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:33,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:33,362 INFO L85 PathProgramCache]: Analyzing trace with hash 592801399, now seen corresponding path program 1 times [2022-12-13 20:18:33,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:33,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92643278] [2022-12-13 20:18:33,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:33,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:18:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:18:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:18:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:18:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:18:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:18:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:18:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:18:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:18:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:18:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:18:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:18:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:18:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:18:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:33,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:18:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:18:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:18:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:18:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-12-13 20:18:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 20:18:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-12-13 20:18:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 20:18:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:18:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-12-13 20:18:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:34,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked. [2022-12-13 20:18:34,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:34,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92643278] [2022-12-13 20:18:34,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92643278] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:34,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:34,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:18:34,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348003894] [2022-12-13 20:18:34,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:34,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:18:34,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:34,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:18:34,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:18:34,083 INFO L87 Difference]: Start difference. First operand 9511 states and 13026 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 20:18:36,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:39,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:42,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:44,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:47,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:52,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:56,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:18:58,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:00,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:19:00,358 INFO L93 Difference]: Finished difference Result 27961 states and 38433 transitions. [2022-12-13 20:19:00,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:19:00,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 302 [2022-12-13 20:19:00,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:19:00,421 INFO L225 Difference]: With dead ends: 27961 [2022-12-13 20:19:00,421 INFO L226 Difference]: Without dead ends: 18493 [2022-12-13 20:19:00,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 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 20:19:00,444 INFO L413 NwaCegarLoop]: 4292 mSDtfsCounter, 5369 mSDsluCounter, 5122 mSDsCounter, 0 mSdLazyCounter, 4715 mSolverCounterSat, 1849 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6011 SdHoareTripleChecker+Valid, 9414 SdHoareTripleChecker+Invalid, 6570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1849 IncrementalHoareTripleChecker+Valid, 4715 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:19:00,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6011 Valid, 9414 Invalid, 6570 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1849 Valid, 4715 Invalid, 6 Unknown, 0 Unchecked, 25.6s Time] [2022-12-13 20:19:00,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18493 states. [2022-12-13 20:19:00,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18493 to 17509. [2022-12-13 20:19:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17509 states, 12426 states have (on average 1.2862546273941735) internal successors, (15983), 12782 states have internal predecessors, (15983), 3971 states have call successors, (3971), 1101 states have call predecessors, (3971), 1111 states have return successors, (4019), 3897 states have call predecessors, (4019), 3971 states have call successors, (4019) [2022-12-13 20:19:00,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17509 states to 17509 states and 23973 transitions. [2022-12-13 20:19:00,951 INFO L78 Accepts]: Start accepts. Automaton has 17509 states and 23973 transitions. Word has length 302 [2022-12-13 20:19:00,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:19:00,951 INFO L495 AbstractCegarLoop]: Abstraction has 17509 states and 23973 transitions. [2022-12-13 20:19:00,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 20:19:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 17509 states and 23973 transitions. [2022-12-13 20:19:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-12-13 20:19:00,959 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:19:00,960 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2022-12-13 20:19:00,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 20:19:00,960 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:19:00,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:19:00,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1889407359, now seen corresponding path program 1 times [2022-12-13 20:19:00,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:19:00,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669296516] [2022-12-13 20:19:00,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:19:00,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:19:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:19:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:19:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:19:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:19:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:19:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:19:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:19:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:19:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:19:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:19:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:19:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:19:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:19:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:19:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:19:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:19:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:19:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:19:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:19:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:19:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:19:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 20:19:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-12-13 20:19:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-12-13 20:19:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-12-13 20:19:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-12-13 20:19:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-12-13 20:19:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-12-13 20:19:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1666 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2022-12-13 20:19:01,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:19:01,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669296516] [2022-12-13 20:19:01,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669296516] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:19:01,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:19:01,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:19:01,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672184701] [2022-12-13 20:19:01,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:19:01,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:19:01,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:19:01,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:19:01,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:19:01,721 INFO L87 Difference]: Start difference. First operand 17509 states and 23973 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 20:19:03,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:05,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:08,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:10,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:12,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:14,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:16,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:24,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:26,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:19:26,520 INFO L93 Difference]: Finished difference Result 54321 states and 74658 transitions. [2022-12-13 20:19:26,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:19:26,520 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 325 [2022-12-13 20:19:26,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:19:26,639 INFO L225 Difference]: With dead ends: 54321 [2022-12-13 20:19:26,639 INFO L226 Difference]: Without dead ends: 36855 [2022-12-13 20:19:26,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 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 20:19:26,679 INFO L413 NwaCegarLoop]: 4378 mSDtfsCounter, 5453 mSDsluCounter, 5136 mSDsCounter, 0 mSdLazyCounter, 4723 mSolverCounterSat, 1851 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6113 SdHoareTripleChecker+Valid, 9514 SdHoareTripleChecker+Invalid, 6578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1851 IncrementalHoareTripleChecker+Valid, 4723 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:19:26,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6113 Valid, 9514 Invalid, 6578 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1851 Valid, 4723 Invalid, 4 Unknown, 0 Unchecked, 23.7s Time] [2022-12-13 20:19:26,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36855 states. [2022-12-13 20:19:27,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36855 to 34897. [2022-12-13 20:19:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34897 states, 24759 states have (on average 1.286360515368149) internal successors, (31849), 25483 states have internal predecessors, (31849), 7915 states have call successors, (7915), 2202 states have call predecessors, (7915), 2222 states have return successors, (8011), 7755 states have call predecessors, (8011), 7915 states have call successors, (8011) [2022-12-13 20:19:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34897 states to 34897 states and 47775 transitions. [2022-12-13 20:19:27,898 INFO L78 Accepts]: Start accepts. Automaton has 34897 states and 47775 transitions. Word has length 325 [2022-12-13 20:19:27,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:19:27,899 INFO L495 AbstractCegarLoop]: Abstraction has 34897 states and 47775 transitions. [2022-12-13 20:19:27,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 20:19:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 34897 states and 47775 transitions. [2022-12-13 20:19:27,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2022-12-13 20:19:27,911 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:19:27,911 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 19, 19, 19, 19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:19:27,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 20:19:27,911 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:19:27,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:19:27,911 INFO L85 PathProgramCache]: Analyzing trace with hash 936754283, now seen corresponding path program 1 times [2022-12-13 20:19:27,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:19:27,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011570656] [2022-12-13 20:19:27,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:19:27,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:19:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:19:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:19:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:19:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:19:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:19:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:19:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:19:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:19:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:19:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:19:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:19:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:19:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:19:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:19:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:19:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:19:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:19:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:19:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:19:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:19:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 20:19:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 20:19:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 20:19:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-12-13 20:19:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-12-13 20:19:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-12-13 20:19:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-12-13 20:19:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 20:19:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-12-13 20:19:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-12-13 20:19:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:28,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1739 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1733 trivial. 0 not checked. [2022-12-13 20:19:28,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:19:28,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011570656] [2022-12-13 20:19:28,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011570656] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:19:28,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:19:28,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:19:28,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343676547] [2022-12-13 20:19:28,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:19:28,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:19:28,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:19:28,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:19:28,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:19:28,778 INFO L87 Difference]: Start difference. First operand 34897 states and 47775 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-12-13 20:19:32,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:34,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:36,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:41,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:43,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:19:43,181 INFO L93 Difference]: Finished difference Result 72171 states and 98963 transitions. [2022-12-13 20:19:43,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:19:43,182 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 342 [2022-12-13 20:19:43,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:19:43,316 INFO L225 Difference]: With dead ends: 72171 [2022-12-13 20:19:43,316 INFO L226 Difference]: Without dead ends: 37317 [2022-12-13 20:19:43,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 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 20:19:43,417 INFO L413 NwaCegarLoop]: 3198 mSDtfsCounter, 1732 mSDsluCounter, 4592 mSDsCounter, 0 mSdLazyCounter, 3573 mSolverCounterSat, 742 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1999 SdHoareTripleChecker+Valid, 7790 SdHoareTripleChecker+Invalid, 4317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 742 IncrementalHoareTripleChecker+Valid, 3573 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2022-12-13 20:19:43,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1999 Valid, 7790 Invalid, 4317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [742 Valid, 3573 Invalid, 2 Unknown, 0 Unchecked, 13.1s Time] [2022-12-13 20:19:43,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37317 states. [2022-12-13 20:19:44,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37317 to 35377. [2022-12-13 20:19:44,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35377 states, 25102 states have (on average 1.2848776989881285) internal successors, (32253), 25833 states have internal predecessors, (32253), 7983 states have call successors, (7983), 2271 states have call predecessors, (7983), 2291 states have return successors, (8079), 7823 states have call predecessors, (8079), 7983 states have call successors, (8079) [2022-12-13 20:19:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35377 states to 35377 states and 48315 transitions. [2022-12-13 20:19:44,541 INFO L78 Accepts]: Start accepts. Automaton has 35377 states and 48315 transitions. Word has length 342 [2022-12-13 20:19:44,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:19:44,541 INFO L495 AbstractCegarLoop]: Abstraction has 35377 states and 48315 transitions. [2022-12-13 20:19:44,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-12-13 20:19:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 35377 states and 48315 transitions. [2022-12-13 20:19:44,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-12-13 20:19:44,549 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:19:44,549 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 20, 20, 20, 20, 20, 20, 5, 5, 5, 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] [2022-12-13 20:19:44,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 20:19:44,550 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:19:44,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:19:44,550 INFO L85 PathProgramCache]: Analyzing trace with hash -2044317094, now seen corresponding path program 1 times [2022-12-13 20:19:44,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:19:44,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952278358] [2022-12-13 20:19:44,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:19:44,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:19:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:19:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:19:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:19:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:19:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:19:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:19:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:19:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:19:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:19:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:19:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:19:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:19:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:19:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:19:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:19:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:19:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:19:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:19:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:19:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:19:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:19:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:19:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:19:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:19:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:19:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:19:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:19:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 20:19:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 20:19:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-12-13 20:19:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2022-12-13 20:19:45,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:19:45,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952278358] [2022-12-13 20:19:45,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952278358] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:19:45,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:19:45,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:19:45,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627025998] [2022-12-13 20:19:45,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:19:45,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:19:45,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:19:45,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:19:45,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:19:45,443 INFO L87 Difference]: Start difference. First operand 35377 states and 48315 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 20:19:48,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:51,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:54,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:55,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:19:58,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:05,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:08,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:20:08,541 INFO L93 Difference]: Finished difference Result 86117 states and 117858 transitions. [2022-12-13 20:20:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:20:08,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 349 [2022-12-13 20:20:08,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:20:08,705 INFO L225 Difference]: With dead ends: 86117 [2022-12-13 20:20:08,705 INFO L226 Difference]: Without dead ends: 51111 [2022-12-13 20:20:08,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 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 20:20:08,801 INFO L413 NwaCegarLoop]: 4681 mSDtfsCounter, 4529 mSDsluCounter, 5443 mSDsCounter, 0 mSdLazyCounter, 4583 mSolverCounterSat, 1485 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5075 SdHoareTripleChecker+Valid, 10124 SdHoareTripleChecker+Invalid, 6072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1485 IncrementalHoareTripleChecker+Valid, 4583 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:20:08,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5075 Valid, 10124 Invalid, 6072 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1485 Valid, 4583 Invalid, 4 Unknown, 0 Unchecked, 21.5s Time] [2022-12-13 20:20:08,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51111 states. [2022-12-13 20:20:09,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51111 to 48421. [2022-12-13 20:20:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48421 states, 34346 states have (on average 1.283264426716357) internal successors, (44075), 35339 states have internal predecessors, (44075), 10851 states have call successors, (10851), 3195 states have call predecessors, (10851), 3223 states have return successors, (10963), 10649 states have call predecessors, (10963), 10851 states have call successors, (10963) [2022-12-13 20:20:10,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48421 states to 48421 states and 65889 transitions. [2022-12-13 20:20:10,126 INFO L78 Accepts]: Start accepts. Automaton has 48421 states and 65889 transitions. Word has length 349 [2022-12-13 20:20:10,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:20:10,127 INFO L495 AbstractCegarLoop]: Abstraction has 48421 states and 65889 transitions. [2022-12-13 20:20:10,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 20:20:10,127 INFO L276 IsEmpty]: Start isEmpty. Operand 48421 states and 65889 transitions. [2022-12-13 20:20:10,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-12-13 20:20:10,140 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:20:10,140 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 19, 19, 19, 19, 19, 19, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:20:10,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 20:20:10,140 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:20:10,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:20:10,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1147173119, now seen corresponding path program 1 times [2022-12-13 20:20:10,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:20:10,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331421994] [2022-12-13 20:20:10,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:20:10,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:20:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:20:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:20:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:20:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:20:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:20:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:20:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:20:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:20:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:20:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:20:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:20:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:20:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:20:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:20:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:20:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:20:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:20:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:20:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:20:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:20:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:20:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:20:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:20:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-12-13 20:20:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 20:20:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 20:20:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-12-13 20:20:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-12-13 20:20:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-12-13 20:20:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 20:20:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-12-13 20:20:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:20:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-12-13 20:20:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-12-13 20:20:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-12-13 20:20:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-12-13 20:20:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:10,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1976 trivial. 0 not checked. [2022-12-13 20:20:10,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:20:10,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331421994] [2022-12-13 20:20:10,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331421994] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:20:10,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:20:10,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:20:10,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462557264] [2022-12-13 20:20:10,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:20:10,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:20:10,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:20:10,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:20:10,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:20:10,826 INFO L87 Difference]: Start difference. First operand 48421 states and 65889 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-13 20:20:13,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:15,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:17,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:19,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:30,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:32,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:35,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:20:35,372 INFO L93 Difference]: Finished difference Result 148801 states and 203306 transitions. [2022-12-13 20:20:35,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:20:35,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 398 [2022-12-13 20:20:35,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:20:35,683 INFO L225 Difference]: With dead ends: 148801 [2022-12-13 20:20:35,683 INFO L226 Difference]: Without dead ends: 100751 [2022-12-13 20:20:35,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 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 20:20:35,783 INFO L413 NwaCegarLoop]: 4601 mSDtfsCounter, 5365 mSDsluCounter, 5341 mSDsCounter, 0 mSdLazyCounter, 4813 mSolverCounterSat, 1787 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6018 SdHoareTripleChecker+Valid, 9942 SdHoareTripleChecker+Invalid, 6604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1787 IncrementalHoareTripleChecker+Valid, 4813 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-12-13 20:20:35,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6018 Valid, 9942 Invalid, 6604 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1787 Valid, 4813 Invalid, 4 Unknown, 0 Unchecked, 21.8s Time] [2022-12-13 20:20:35,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100751 states. [2022-12-13 20:20:38,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100751 to 95389. [2022-12-13 20:20:38,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95389 states, 67708 states have (on average 1.2839989366101494) internal successors, (86937), 69647 states have internal predecessors, (86937), 21335 states have call successors, (21335), 6289 states have call predecessors, (21335), 6345 states have return successors, (21559), 20971 states have call predecessors, (21559), 21335 states have call successors, (21559) [2022-12-13 20:20:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95389 states to 95389 states and 129831 transitions. [2022-12-13 20:20:38,633 INFO L78 Accepts]: Start accepts. Automaton has 95389 states and 129831 transitions. Word has length 398 [2022-12-13 20:20:38,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:20:38,634 INFO L495 AbstractCegarLoop]: Abstraction has 95389 states and 129831 transitions. [2022-12-13 20:20:38,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-13 20:20:38,634 INFO L276 IsEmpty]: Start isEmpty. Operand 95389 states and 129831 transitions. [2022-12-13 20:20:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-12-13 20:20:38,652 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:20:38,652 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 19, 19, 19, 19, 19, 19, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:20:38,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 20:20:38,652 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:20:38,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:20:38,653 INFO L85 PathProgramCache]: Analyzing trace with hash -472012993, now seen corresponding path program 1 times [2022-12-13 20:20:38,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:20:38,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667012098] [2022-12-13 20:20:38,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:20:38,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:20:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:20:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:20:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:20:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:20:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:20:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:20:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:20:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:20:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:20:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:20:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:20:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:20:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:20:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:20:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:20:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:20:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:20:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:20:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:20:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:20:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:20:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:20:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:20:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-12-13 20:20:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 20:20:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 20:20:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-12-13 20:20:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-12-13 20:20:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-12-13 20:20:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 20:20:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-12-13 20:20:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:20:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-12-13 20:20:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:20:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-12-13 20:20:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-12-13 20:20:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-12-13 20:20:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:20:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1976 trivial. 0 not checked. [2022-12-13 20:20:39,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:20:39,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667012098] [2022-12-13 20:20:39,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667012098] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:20:39,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:20:39,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:20:39,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258661127] [2022-12-13 20:20:39,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:20:39,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:20:39,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:20:39,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:20:39,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:20:39,388 INFO L87 Difference]: Start difference. First operand 95389 states and 129831 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-13 20:20:41,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:43,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:45,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:49,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:52,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:20:56,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:03,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:05,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:09,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:21:09,622 INFO L93 Difference]: Finished difference Result 245441 states and 335202 transitions. [2022-12-13 20:21:09,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:21:09,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 398 [2022-12-13 20:21:09,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:21:10,098 INFO L225 Difference]: With dead ends: 245441 [2022-12-13 20:21:10,098 INFO L226 Difference]: Without dead ends: 149138 [2022-12-13 20:21:10,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 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 20:21:10,345 INFO L413 NwaCegarLoop]: 6208 mSDtfsCounter, 4849 mSDsluCounter, 6455 mSDsCounter, 0 mSdLazyCounter, 5298 mSolverCounterSat, 1336 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5499 SdHoareTripleChecker+Valid, 12663 SdHoareTripleChecker+Invalid, 6640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1336 IncrementalHoareTripleChecker+Valid, 5298 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:21:10,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5499 Valid, 12663 Invalid, 6640 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1336 Valid, 5298 Invalid, 6 Unknown, 0 Unchecked, 25.7s Time] [2022-12-13 20:21:10,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149138 states. [2022-12-13 20:21:14,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149138 to 141198. [2022-12-13 20:21:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141198 states, 100215 states have (on average 1.284548221324153) internal successors, (128731), 103076 states have internal predecessors, (128731), 31603 states have call successors, (31603), 9299 states have call predecessors, (31603), 9379 states have return successors, (31932), 31076 states have call predecessors, (31932), 31600 states have call successors, (31932) [2022-12-13 20:21:15,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141198 states to 141198 states and 192266 transitions. [2022-12-13 20:21:15,501 INFO L78 Accepts]: Start accepts. Automaton has 141198 states and 192266 transitions. Word has length 398 [2022-12-13 20:21:15,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:21:15,501 INFO L495 AbstractCegarLoop]: Abstraction has 141198 states and 192266 transitions. [2022-12-13 20:21:15,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-13 20:21:15,502 INFO L276 IsEmpty]: Start isEmpty. Operand 141198 states and 192266 transitions. [2022-12-13 20:21:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-12-13 20:21:15,522 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:21:15,523 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:15,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 20:21:15,523 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:21:15,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:21:15,523 INFO L85 PathProgramCache]: Analyzing trace with hash -992338274, now seen corresponding path program 1 times [2022-12-13 20:21:15,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:21:15,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956417320] [2022-12-13 20:21:15,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:21:15,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:21:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:21:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:21:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:21:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:21:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:21:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:21:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:21:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:21:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:21:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:21:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:21:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:21:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:21:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:21:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:21:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:21:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:21:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:21:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:21:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:21:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:21:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:21:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:21:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:21:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:21:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:21:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:21:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:21:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:21:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:21:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:21:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:21:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:21:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:21:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:21:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:21:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:21:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:21:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:16,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2273 trivial. 0 not checked. [2022-12-13 20:21:16,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:21:16,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956417320] [2022-12-13 20:21:16,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956417320] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:21:16,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:21:16,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:21:16,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935412300] [2022-12-13 20:21:16,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:21:16,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:21:16,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:21:16,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:21:16,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:21:16,238 INFO L87 Difference]: Start difference. First operand 141198 states and 192266 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-13 20:21:19,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:21,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:24,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:30,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:37,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:43,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:21:43,097 INFO L93 Difference]: Finished difference Result 330420 states and 450914 transitions. [2022-12-13 20:21:43,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:21:43,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 423 [2022-12-13 20:21:43,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:21:43,781 INFO L225 Difference]: With dead ends: 330420 [2022-12-13 20:21:43,781 INFO L226 Difference]: Without dead ends: 188484 [2022-12-13 20:21:44,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 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 20:21:44,096 INFO L413 NwaCegarLoop]: 5398 mSDtfsCounter, 4020 mSDsluCounter, 5911 mSDsCounter, 0 mSdLazyCounter, 5046 mSolverCounterSat, 1260 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4567 SdHoareTripleChecker+Valid, 11309 SdHoareTripleChecker+Invalid, 6308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1260 IncrementalHoareTripleChecker+Valid, 5046 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:21:44,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4567 Valid, 11309 Invalid, 6308 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1260 Valid, 5046 Invalid, 2 Unknown, 0 Unchecked, 20.6s Time] [2022-12-13 20:21:44,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188484 states. [2022-12-13 20:21:49,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188484 to 178418. [2022-12-13 20:21:49,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178418 states, 126620 states have (on average 1.2838414152582531) internal successors, (162560), 130211 states have internal predecessors, (162560), 39765 states have call successors, (39765), 11932 states have call predecessors, (39765), 12032 states have return successors, (40135), 39143 states have call predecessors, (40135), 39759 states have call successors, (40135) [2022-12-13 20:21:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178418 states to 178418 states and 242460 transitions. [2022-12-13 20:21:49,931 INFO L78 Accepts]: Start accepts. Automaton has 178418 states and 242460 transitions. Word has length 423 [2022-12-13 20:21:49,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:21:49,931 INFO L495 AbstractCegarLoop]: Abstraction has 178418 states and 242460 transitions. [2022-12-13 20:21:49,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-13 20:21:49,931 INFO L276 IsEmpty]: Start isEmpty. Operand 178418 states and 242460 transitions. [2022-12-13 20:21:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-12-13 20:21:49,951 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:21:49,952 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:49,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 20:21:49,952 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:21:49,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:21:49,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1391586464, now seen corresponding path program 1 times [2022-12-13 20:21:49,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:21:49,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919003384] [2022-12-13 20:21:49,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:21:49,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:21:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:21:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:21:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:21:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:21:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:21:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:21:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:21:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:21:50,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:21:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:21:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:21:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:21:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:21:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:21:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:21:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:21:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:21:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:21:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:21:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:21:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:21:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:21:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:21:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:21:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:21:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:21:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:21:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:21:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:21:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:21:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:21:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:21:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:21:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:21:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:21:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:21:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:21:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:21:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:21:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:21:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2022-12-13 20:21:50,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:21:50,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919003384] [2022-12-13 20:21:50,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919003384] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:21:50,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:21:50,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:21:50,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329780600] [2022-12-13 20:21:50,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:21:50,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:21:50,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:21:50,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:21:50,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:21:50,845 INFO L87 Difference]: Start difference. First operand 178418 states and 242460 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:21:56,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:21:59,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:06,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:12,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:22:12,666 INFO L93 Difference]: Finished difference Result 366521 states and 500647 transitions. [2022-12-13 20:22:12,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 20:22:12,667 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 423 [2022-12-13 20:22:12,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:22:13,403 INFO L225 Difference]: With dead ends: 366521 [2022-12-13 20:22:13,403 INFO L226 Difference]: Without dead ends: 188474 [2022-12-13 20:22:13,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:22:13,776 INFO L413 NwaCegarLoop]: 3143 mSDtfsCounter, 4699 mSDsluCounter, 3935 mSDsCounter, 0 mSdLazyCounter, 4181 mSolverCounterSat, 1473 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5127 SdHoareTripleChecker+Valid, 7078 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1473 IncrementalHoareTripleChecker+Valid, 4181 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-12-13 20:22:13,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5127 Valid, 7078 Invalid, 5657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1473 Valid, 4181 Invalid, 3 Unknown, 0 Unchecked, 14.9s Time] [2022-12-13 20:22:13,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188474 states. [2022-12-13 20:22:19,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188474 to 178418. [2022-12-13 20:22:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178418 states, 126620 states have (on average 1.2832253988311484) internal successors, (162482), 130211 states have internal predecessors, (162482), 39765 states have call successors, (39765), 11932 states have call predecessors, (39765), 12032 states have return successors, (40135), 39143 states have call predecessors, (40135), 39759 states have call successors, (40135) [2022-12-13 20:22:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178418 states to 178418 states and 242382 transitions. [2022-12-13 20:22:20,493 INFO L78 Accepts]: Start accepts. Automaton has 178418 states and 242382 transitions. Word has length 423 [2022-12-13 20:22:20,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:22:20,494 INFO L495 AbstractCegarLoop]: Abstraction has 178418 states and 242382 transitions. [2022-12-13 20:22:20,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:22:20,495 INFO L276 IsEmpty]: Start isEmpty. Operand 178418 states and 242382 transitions. [2022-12-13 20:22:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-12-13 20:22:20,514 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:22:20,515 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:20,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 20:22:20,515 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:22:20,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:22:20,516 INFO L85 PathProgramCache]: Analyzing trace with hash 502280191, now seen corresponding path program 1 times [2022-12-13 20:22:20,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:22:20,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143708230] [2022-12-13 20:22:20,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:22:20,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:22:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:22:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:22:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:22:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:22:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:22:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:22:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:22:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:22:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:22:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:22:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:22:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:22:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:22:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:22:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:22:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:22:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:22:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:22:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:22:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:22:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:22:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:22:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:22:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:22:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:22:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:22:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:22:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:22:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:22:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:22:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:22:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:22:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:22:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:22:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:22:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:22:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:22:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:22:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:21,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2022-12-13 20:22:21,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:22:21,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143708230] [2022-12-13 20:22:21,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143708230] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:22:21,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:22:21,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:22:21,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220595012] [2022-12-13 20:22:21,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:22:21,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:22:21,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:22:21,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:22:21,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:22:21,693 INFO L87 Difference]: Start difference. First operand 178418 states and 242382 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:22:24,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:26,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:27,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:30,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:40,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:22:47,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:22:47,091 INFO L93 Difference]: Finished difference Result 366521 states and 500491 transitions. [2022-12-13 20:22:47,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 20:22:47,092 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 424 [2022-12-13 20:22:47,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:22:47,748 INFO L225 Difference]: With dead ends: 366521 [2022-12-13 20:22:47,748 INFO L226 Difference]: Without dead ends: 188474 [2022-12-13 20:22:48,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:22:48,221 INFO L413 NwaCegarLoop]: 3146 mSDtfsCounter, 7123 mSDsluCounter, 3938 mSDsCounter, 0 mSdLazyCounter, 4181 mSolverCounterSat, 4108 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7123 SdHoareTripleChecker+Valid, 7084 SdHoareTripleChecker+Invalid, 8291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4108 IncrementalHoareTripleChecker+Valid, 4181 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:22:48,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7123 Valid, 7084 Invalid, 8291 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4108 Valid, 4181 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2022-12-13 20:22:48,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188474 states. [2022-12-13 20:22:55,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188474 to 178418. [2022-12-13 20:22:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178418 states, 126620 states have (on average 1.2826093824040437) internal successors, (162404), 130211 states have internal predecessors, (162404), 39765 states have call successors, (39765), 11932 states have call predecessors, (39765), 12032 states have return successors, (40135), 39143 states have call predecessors, (40135), 39759 states have call successors, (40135) [2022-12-13 20:22:56,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178418 states to 178418 states and 242304 transitions. [2022-12-13 20:22:56,072 INFO L78 Accepts]: Start accepts. Automaton has 178418 states and 242304 transitions. Word has length 424 [2022-12-13 20:22:56,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:22:56,073 INFO L495 AbstractCegarLoop]: Abstraction has 178418 states and 242304 transitions. [2022-12-13 20:22:56,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:22:56,073 INFO L276 IsEmpty]: Start isEmpty. Operand 178418 states and 242304 transitions. [2022-12-13 20:22:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-12-13 20:22:56,094 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:22:56,094 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:56,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 20:22:56,094 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:22:56,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:22:56,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1181893892, now seen corresponding path program 1 times [2022-12-13 20:22:56,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:22:56,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413095979] [2022-12-13 20:22:56,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:22:56,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:22:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:22:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:22:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:22:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:22:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:22:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:22:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:22:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:22:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:22:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:22:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:22:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:22:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:22:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:22:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:22:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:22:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:22:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:22:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:22:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:22:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:22:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:22:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:22:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:22:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:22:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:22:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:22:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:22:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:22:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:22:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:22:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:22:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:22:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:22:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:22:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:22:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:22:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:22:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:56,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:22:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:22:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2022-12-13 20:22:57,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:22:57,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413095979] [2022-12-13 20:22:57,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413095979] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:22:57,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:22:57,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:22:57,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329384740] [2022-12-13 20:22:57,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:22:57,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:22:57,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:22:57,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:22:57,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:22:57,167 INFO L87 Difference]: Start difference. First operand 178418 states and 242304 transitions. Second operand has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 5 states have internal predecessors, (125), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:23:01,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:03,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:06,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:15,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:23,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:23:23,411 INFO L93 Difference]: Finished difference Result 366521 states and 500335 transitions. [2022-12-13 20:23:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 20:23:23,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 5 states have internal predecessors, (125), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 425 [2022-12-13 20:23:23,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:23:24,047 INFO L225 Difference]: With dead ends: 366521 [2022-12-13 20:23:24,047 INFO L226 Difference]: Without dead ends: 188474 [2022-12-13 20:23:24,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:23:24,445 INFO L413 NwaCegarLoop]: 3155 mSDtfsCounter, 7103 mSDsluCounter, 3947 mSDsCounter, 0 mSdLazyCounter, 4182 mSolverCounterSat, 4104 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7103 SdHoareTripleChecker+Valid, 7102 SdHoareTripleChecker+Invalid, 8288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4104 IncrementalHoareTripleChecker+Valid, 4182 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:23:24,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7103 Valid, 7102 Invalid, 8288 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4104 Valid, 4182 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2022-12-13 20:23:24,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188474 states. [2022-12-13 20:23:32,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188474 to 178418. [2022-12-13 20:23:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178418 states, 126620 states have (on average 1.281993365976939) internal successors, (162326), 130211 states have internal predecessors, (162326), 39765 states have call successors, (39765), 11932 states have call predecessors, (39765), 12032 states have return successors, (40135), 39143 states have call predecessors, (40135), 39759 states have call successors, (40135) [2022-12-13 20:23:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178418 states to 178418 states and 242226 transitions. [2022-12-13 20:23:33,828 INFO L78 Accepts]: Start accepts. Automaton has 178418 states and 242226 transitions. Word has length 425 [2022-12-13 20:23:33,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:23:33,828 INFO L495 AbstractCegarLoop]: Abstraction has 178418 states and 242226 transitions. [2022-12-13 20:23:33,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 5 states have internal predecessors, (125), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:23:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 178418 states and 242226 transitions. [2022-12-13 20:23:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2022-12-13 20:23:33,849 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:23:33,849 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:33,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 20:23:33,849 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:23:33,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:23:33,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1737166309, now seen corresponding path program 1 times [2022-12-13 20:23:33,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:23:33,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018073819] [2022-12-13 20:23:33,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:23:33,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:23:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:23:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:23:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:23:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:23:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:23:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:23:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:23:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:23:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:23:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:23:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:23:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:23:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:23:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:23:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:23:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:23:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:23:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:23:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:23:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:23:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:23:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:23:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:23:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:23:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:23:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:23:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:23:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:23:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:23:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:23:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:23:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:23:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:23:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:23:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:23:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:23:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:23:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:23:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:23:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:23:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2022-12-13 20:23:34,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:23:34,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018073819] [2022-12-13 20:23:34,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018073819] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:23:34,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:23:34,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:23:34,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596925494] [2022-12-13 20:23:34,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:23:34,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:23:34,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:23:34,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:23:34,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:23:34,684 INFO L87 Difference]: Start difference. First operand 178418 states and 242226 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:23:38,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:41,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:44,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:46,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:23:52,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:24:00,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:24:16,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:24:20,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:24:39,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:24:39,855 INFO L93 Difference]: Finished difference Result 697087 states and 952172 transitions. [2022-12-13 20:24:39,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:24:39,856 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 426 [2022-12-13 20:24:39,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:24:41,940 INFO L225 Difference]: With dead ends: 697087 [2022-12-13 20:24:41,940 INFO L226 Difference]: Without dead ends: 519040 [2022-12-13 20:24:42,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-12-13 20:24:42,491 INFO L413 NwaCegarLoop]: 6381 mSDtfsCounter, 16558 mSDsluCounter, 8507 mSDsCounter, 0 mSdLazyCounter, 11058 mSolverCounterSat, 7300 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17362 SdHoareTripleChecker+Valid, 14888 SdHoareTripleChecker+Invalid, 18362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7300 IncrementalHoareTripleChecker+Valid, 11058 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.2s IncrementalHoareTripleChecker+Time [2022-12-13 20:24:42,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17362 Valid, 14888 Invalid, 18362 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7300 Valid, 11058 Invalid, 4 Unknown, 0 Unchecked, 38.2s Time] [2022-12-13 20:24:42,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519040 states. [2022-12-13 20:25:07,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519040 to 494623. [2022-12-13 20:25:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494623 states, 352708 states have (on average 1.2825510053642106) internal successors, (452366), 362728 states have internal predecessors, (452366), 107914 states have call successors, (107914), 33882 states have call predecessors, (107914), 34000 states have return successors, (112772), 104847 states have call predecessors, (112772), 107896 states have call successors, (112772) [2022-12-13 20:25:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494623 states to 494623 states and 673052 transitions. [2022-12-13 20:25:09,851 INFO L78 Accepts]: Start accepts. Automaton has 494623 states and 673052 transitions. Word has length 426 [2022-12-13 20:25:09,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:25:09,851 INFO L495 AbstractCegarLoop]: Abstraction has 494623 states and 673052 transitions. [2022-12-13 20:25:09,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:25:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 494623 states and 673052 transitions. [2022-12-13 20:25:09,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2022-12-13 20:25:09,875 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:25:09,876 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:25:09,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 20:25:09,876 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:25:09,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:25:09,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1656225448, now seen corresponding path program 1 times [2022-12-13 20:25:09,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:25:09,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368148736] [2022-12-13 20:25:09,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:25:09,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:25:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:25:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:25:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:25:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:25:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:25:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:25:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:25:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:25:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:25:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:25:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:25:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:25:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:25:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:25:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:25:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:25:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:25:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:25:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:25:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:25:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:25:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:25:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:25:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:25:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:25:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:25:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:25:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:25:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:25:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:25:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:25:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:25:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:25:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:25:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:25:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:25:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:25:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:25:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:25:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:25:10,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2022-12-13 20:25:10,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:25:10,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368148736] [2022-12-13 20:25:10,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368148736] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:25:10,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:25:10,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:25:10,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608006731] [2022-12-13 20:25:10,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:25:10,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:25:10,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:25:10,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:25:10,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:25:10,765 INFO L87 Difference]: Start difference. First operand 494623 states and 673052 transitions. Second operand has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 5 states have internal predecessors, (127), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:25:14,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:25:15,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:25:17,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:25:20,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:25:38,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:26:00,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:26:00,060 INFO L93 Difference]: Finished difference Result 1012288 states and 1385205 transitions. [2022-12-13 20:26:00,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 20:26:00,060 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 5 states have internal predecessors, (127), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 427 [2022-12-13 20:26:00,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:26:02,378 INFO L225 Difference]: With dead ends: 1012288 [2022-12-13 20:26:02,378 INFO L226 Difference]: Without dead ends: 518119 [2022-12-13 20:26:03,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:26:03,697 INFO L413 NwaCegarLoop]: 3147 mSDtfsCounter, 7114 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 4178 mSolverCounterSat, 4106 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7114 SdHoareTripleChecker+Valid, 7086 SdHoareTripleChecker+Invalid, 8286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4106 IncrementalHoareTripleChecker+Valid, 4178 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:26:03,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7114 Valid, 7086 Invalid, 8286 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4106 Valid, 4178 Invalid, 2 Unknown, 0 Unchecked, 17.5s Time] [2022-12-13 20:26:04,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518119 states. [2022-12-13 20:26:30,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518119 to 494623. [2022-12-13 20:26:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494623 states, 352708 states have (on average 1.2818875670526328) internal successors, (452132), 362728 states have internal predecessors, (452132), 107914 states have call successors, (107914), 33882 states have call predecessors, (107914), 34000 states have return successors, (112772), 104847 states have call predecessors, (112772), 107896 states have call successors, (112772) [2022-12-13 20:26:32,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494623 states to 494623 states and 672818 transitions. [2022-12-13 20:26:32,894 INFO L78 Accepts]: Start accepts. Automaton has 494623 states and 672818 transitions. Word has length 427 [2022-12-13 20:26:32,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:26:32,895 INFO L495 AbstractCegarLoop]: Abstraction has 494623 states and 672818 transitions. [2022-12-13 20:26:32,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 5 states have internal predecessors, (127), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:26:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 494623 states and 672818 transitions. [2022-12-13 20:26:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-12-13 20:26:32,919 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:26:32,919 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:32,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 20:26:32,920 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:26:32,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:26:32,920 INFO L85 PathProgramCache]: Analyzing trace with hash 967457847, now seen corresponding path program 1 times [2022-12-13 20:26:32,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:26:32,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102045380] [2022-12-13 20:26:32,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:26:32,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:26:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 20:26:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 20:26:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:26:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:26:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:26:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:26:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:26:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 20:26:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 20:26:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 20:26:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:26:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:26:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:26:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 20:26:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:26:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:26:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 20:26:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:26:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:26:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 20:26:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:26:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 20:26:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 20:26:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 20:26:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 20:26:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 20:26:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 20:26:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 20:26:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:26:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:26:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-12-13 20:26:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:26:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:26:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 20:26:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:26:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 20:26:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 20:26:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:26:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 20:26:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:26:33,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2022-12-13 20:26:33,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:26:33,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102045380] [2022-12-13 20:26:33,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102045380] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:26:33,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:26:33,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:26:33,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149034318] [2022-12-13 20:26:33,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:26:33,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:26:33,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:26:33,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:26:33,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:26:33,770 INFO L87 Difference]: Start difference. First operand 494623 states and 672818 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 5 states have internal predecessors, (128), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 20:26:36,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:26:37,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:26:39,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:26:41,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:26:44,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:27:02,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:27:26,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:27:26,407 INFO L93 Difference]: Finished difference Result 1012288 states and 1384737 transitions. [2022-12-13 20:27:26,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 20:27:26,408 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 5 states have internal predecessors, (128), 2 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 428 [2022-12-13 20:27:26,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:27:28,599 INFO L225 Difference]: With dead ends: 1012288 [2022-12-13 20:27:28,599 INFO L226 Difference]: Without dead ends: 518119 [2022-12-13 20:27:30,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:27:30,036 INFO L413 NwaCegarLoop]: 3160 mSDtfsCounter, 7086 mSDsluCounter, 3951 mSDsCounter, 0 mSdLazyCounter, 4179 mSolverCounterSat, 4101 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7086 SdHoareTripleChecker+Valid, 7111 SdHoareTripleChecker+Invalid, 8282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4101 IncrementalHoareTripleChecker+Valid, 4179 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:27:30,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7086 Valid, 7111 Invalid, 8282 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4101 Valid, 4179 Invalid, 2 Unknown, 0 Unchecked, 18.7s Time] [2022-12-13 20:27:30,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518119 states.