./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R --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 73868717431db2e2213c78014bba9664fa2a1aea672a285381bce5667bb4d0d4 --- 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-38b53e6 [2022-11-25 15:38:48,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:38:48,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:38:48,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:38:48,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:38:48,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:38:48,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:38:48,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:38:48,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:38:48,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:38:48,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:38:48,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:38:48,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:38:48,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:38:48,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:38:48,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:38:48,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:38:48,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:38:48,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:38:48,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:38:48,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:38:48,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:38:48,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:38:48,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:38:48,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:38:48,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:38:48,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:38:48,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:38:48,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:38:48,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:38:48,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:38:48,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:38:48,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:38:48,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:38:48,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:38:48,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:38:48,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:38:48,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:38:48,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:38:48,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:38:48,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:38:48,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 15:38:48,319 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:38:48,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:38:48,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:38:48,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:38:48,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:38:48,322 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:38:48,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:38:48,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:38:48,323 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:38:48,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:38:48,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:38:48,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:38:48,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:38:48,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:38:48,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:38:48,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:38:48,326 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:38:48,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:38:48,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:38:48,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:38:48,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:38:48,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:38:48,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:38:48,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:38:48,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:38:48,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:38:48,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:38:48,328 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:38:48,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:38:48,329 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:38:48,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:38:48,329 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73868717431db2e2213c78014bba9664fa2a1aea672a285381bce5667bb4d0d4 [2022-11-25 15:38:48,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:38:48,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:38:48,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:38:48,706 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:38:48,707 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:38:48,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i [2022-11-25 15:38:51,663 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:38:52,511 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:38:52,511 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i [2022-11-25 15:38:52,590 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/data/9b5af338d/e646b76c47684424a0f070bff0910ad1/FLAGdc84aaa7d [2022-11-25 15:38:52,612 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/data/9b5af338d/e646b76c47684424a0f070bff0910ad1 [2022-11-25 15:38:52,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:38:52,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:38:52,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:38:52,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:38:52,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:38:52,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:52" (1/1) ... [2022-11-25 15:38:52,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494b5205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:52, skipping insertion in model container [2022-11-25 15:38:52,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:52" (1/1) ... [2022-11-25 15:38:52,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:38:52,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:38:54,082 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:38:54,091 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:38:54,136 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 15:38:54,245 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:54,400 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:38:54,416 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:38:54,430 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 15:38:54,445 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 15:38:54,456 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 15:38:54,524 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 15:38:54,538 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:38:54,551 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 15:38:54,562 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 15:38:54,731 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 15:38:54,801 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 15:38:54,802 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:54,897 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 15:38:54,898 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 15:38:54,919 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:38:54,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,108 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-25 15:38:55,115 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 15:38:55,122 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 15:38:55,242 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 15:38:55,388 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 15:38:55,427 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 15:38:55,443 WARN L623 FunctionHandler]: Unknown extern function __tasklet_hi_schedule [2022-11-25 15:38:55,576 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,587 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,680 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,681 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,681 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,686 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,686 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,706 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,707 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,707 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,726 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:55,777 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,778 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,780 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,788 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,788 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,789 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,794 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,796 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:55,801 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:55,804 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:38:55,805 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:55,805 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:55,836 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:55,853 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:38:55,885 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,886 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,911 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:38:55,913 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:55,920 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:55,927 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:38:55,956 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,956 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:55,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:55,986 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:55,987 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:55,988 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:55,997 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:38:55,997 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 15:38:56,085 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,086 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,088 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:56,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,102 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 15:38:56,109 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,117 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,128 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:56,137 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 15:38:56,169 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 15:38:56,170 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,172 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 15:38:56,179 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 15:38:56,230 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:56,246 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:56,247 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:56,247 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:56,247 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:56,248 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:56,262 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:56,262 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:56,275 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:56,276 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:56,276 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:56,277 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:56,277 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:56,302 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:38:56,310 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-11-25 15:38:56,310 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:56,319 WARN L623 FunctionHandler]: Unknown extern function csum_ipv6_magic [2022-11-25 15:38:56,327 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,350 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,351 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,354 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,361 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,374 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 15:38:56,374 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 15:38:56,386 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 15:38:56,399 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:38:56,400 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:38:56,401 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:38:56,470 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 15:38:56,477 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 15:38:56,479 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 15:38:56,488 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 15:38:56,524 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:38:56,525 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:38:56,525 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 15:38:56,537 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:56,538 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,538 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:56,539 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,545 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:56,546 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,547 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:56,548 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:56,548 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:56,549 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:56,595 WARN L623 FunctionHandler]: Unknown extern function pci_disable_link_state [2022-11-25 15:38:56,595 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:38:56,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,597 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 15:38:56,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,598 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:38:56,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,602 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 15:38:56,603 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:38:56,603 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:38:56,604 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:38:56,604 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:56,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,608 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 15:38:56,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,610 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:56,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:56,611 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:56,613 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 15:38:56,614 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:38:56,615 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:38:56,625 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 15:38:56,627 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:38:56,627 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:38:56,634 WARN L623 FunctionHandler]: Unknown extern function pci_pme_active [2022-11-25 15:38:56,642 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:38:56,643 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:56,652 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:38:56,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:57,294 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,295 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,295 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,296 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,296 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,296 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,296 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,297 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,297 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,297 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,298 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,298 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,298 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,299 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,299 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,299 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,300 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,300 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,305 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 15:38:57,312 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:38:57,312 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:38:57,322 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:38:57,337 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:38:57,358 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 15:38:57,367 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 15:38:57,368 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 15:38:57,368 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 15:38:57,369 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:38:57,369 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:38:57,369 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:38:57,370 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 15:38:57,370 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 15:38:57,467 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 15:38:57,467 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 15:38:57,524 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 15:38:57,628 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421155,421168] [2022-11-25 15:38:57,632 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421302,421315] [2022-11-25 15:38:57,633 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421441,421454] [2022-11-25 15:38:57,634 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421599,421612] [2022-11-25 15:38:57,635 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,635 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,637 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,651 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:38:57,750 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:38:57,911 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 15:38:57,911 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 15:38:57,912 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 15:38:57,914 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:57,921 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:38:57,922 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:38:57,924 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 15:38:57,925 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 15:38:57,926 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 15:38:57,931 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 15:38:57,932 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:38:57,933 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 15:38:57,934 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 15:38:57,938 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 15:38:57,943 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 15:38:57,944 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:57,947 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 15:38:57,947 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 15:38:57,948 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:38:57,949 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:57,951 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-25 15:38:57,954 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 15:38:57,956 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 15:38:57,963 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 15:38:57,968 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 15:38:57,969 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 15:38:57,970 WARN L623 FunctionHandler]: Unknown extern function __tasklet_hi_schedule [2022-11-25 15:38:57,974 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,974 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:57,976 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,976 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:57,984 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,984 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,985 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,985 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,986 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,988 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,988 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,989 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:57,993 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:57,996 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:57,997 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:57,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:57,999 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:58,001 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:58,001 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:58,002 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:58,004 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:58,005 WARN L623 FunctionHandler]: Unknown extern function strcat [2022-11-25 15:38:58,007 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,007 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:38:58,008 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,008 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:58,014 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:58,015 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:38:58,018 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,018 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,022 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:38:58,023 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:58,025 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:58,026 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:38:58,030 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,031 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,038 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,039 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,040 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,042 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:38:58,042 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 15:38:58,055 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,055 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,058 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:58,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,065 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 15:38:58,066 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,069 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,075 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:58,078 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 15:38:58,081 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 15:38:58,082 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,084 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 15:38:58,091 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 15:38:58,096 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:58,101 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:58,102 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:58,102 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:58,102 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:58,103 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:58,105 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,105 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,107 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:58,107 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:58,108 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:58,108 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:58,108 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 15:38:58,114 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:38:58,115 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-11-25 15:38:58,116 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:38:58,117 WARN L623 FunctionHandler]: Unknown extern function csum_ipv6_magic [2022-11-25 15:38:58,119 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,124 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,125 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,127 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,128 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,132 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 15:38:58,133 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 15:38:58,135 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 15:38:58,136 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:38:58,137 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:38:58,139 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:38:58,147 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 15:38:58,148 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 15:38:58,152 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 15:38:58,154 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 15:38:58,156 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:38:58,157 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:38:58,157 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 15:38:58,158 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:58,158 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,159 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:58,160 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,160 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:58,161 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,162 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 15:38:58,162 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 15:38:58,163 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,163 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:38:58,169 WARN L623 FunctionHandler]: Unknown extern function pci_disable_link_state [2022-11-25 15:38:58,169 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:38:58,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,171 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,172 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 15:38:58,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,174 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:38:58,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,179 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 15:38:58,179 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:38:58,183 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:38:58,184 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:38:58,184 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 15:38:58,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,187 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 15:38:58,187 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,188 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:58,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,189 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 15:38:58,190 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 15:38:58,191 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:38:58,191 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:38:58,192 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 15:38:58,192 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:38:58,193 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:38:58,193 WARN L623 FunctionHandler]: Unknown extern function pci_pme_active [2022-11-25 15:38:58,194 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:38:58,195 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:38:58,196 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:38:58,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:38:58,205 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,206 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,206 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,206 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,206 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,207 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,207 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,207 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,207 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,209 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,209 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,209 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,209 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,210 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,214 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 15:38:58,219 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:38:58,219 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:38:58,227 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:38:58,283 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:38:58,315 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 15:38:58,326 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 15:38:58,327 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 15:38:58,328 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 15:38:58,328 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:38:58,328 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:38:58,329 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:38:58,329 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 15:38:58,329 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 15:38:58,334 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 15:38:58,334 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 15:38:58,336 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 15:38:58,342 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421155,421168] [2022-11-25 15:38:58,342 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421302,421315] [2022-11-25 15:38:58,343 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421441,421454] [2022-11-25 15:38:58,343 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_ad6d9e11-7177-476c-9b80-cb0afa26b857/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i[421599,421612] [2022-11-25 15:38:58,344 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,347 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,348 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,350 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:38:58,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:38:58,663 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:38:58,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58 WrapperNode [2022-11-25 15:38:58,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:38:58,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:38:58,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:38:58,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:38:58,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:58,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,075 INFO L138 Inliner]: procedures = 535, calls = 2716, calls flagged for inlining = 309, calls inlined = 257, statements flattened = 6026 [2022-11-25 15:38:59,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:38:59,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:38:59,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:38:59,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:38:59,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,329 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:38:59,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:38:59,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:38:59,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:38:59,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (1/1) ... [2022-11-25 15:38:59,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:38:59,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:38:59,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:38:59,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad6d9e11-7177-476c-9b80-cb0afa26b857/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:38:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 15:38:59,497 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 15:38:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-25 15:38:59,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-25 15:38:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-25 15:38:59,497 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-25 15:38:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 15:38:59,497 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 15:38:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_mac_processor [2022-11-25 15:38:59,497 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_mac_processor [2022-11-25 15:38:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 15:38:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 15:38:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32 [2022-11-25 15:38:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32 [2022-11-25 15:38:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-25 15:38:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-25 15:38:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_regs_len [2022-11-25 15:38:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_regs_len [2022-11-25 15:38:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 15:38:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 15:38:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 15:38:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 15:38:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_on [2022-11-25 15:38:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_on [2022-11-25 15:38:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_rx_engine [2022-11-25 15:38:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_rx_engine [2022-11-25 15:38:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-25 15:38:59,499 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-25 15:38:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-25 15:38:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-25 15:38:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 15:38:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 15:38:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 15:38:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 15:38:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_link [2022-11-25 15:38:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_link [2022-11-25 15:38:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 15:38:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 15:38:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure jme_netpoll [2022-11-25 15:38:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_netpoll [2022-11-25 15:38:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2022-11-25 15:38:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2022-11-25 15:38:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 15:38:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 15:38:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 15:38:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 15:38:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 15:38:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 15:38:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-25 15:38:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-25 15:38:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-11-25 15:38:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 15:38:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 15:38:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 15:38:59,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 15:38:59,502 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-25 15:38:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-25 15:38:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:38:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-25 15:38:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-25 15:38:59,503 INFO L130 BoogieDeclarations]: Found specification of procedure jread32 [2022-11-25 15:38:59,503 INFO L138 BoogieDeclarations]: Found implementation of procedure jread32 [2022-11-25 15:38:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-11-25 15:38:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-11-25 15:38:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-25 15:38:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 15:38:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 15:38:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_rx_pcc [2022-11-25 15:38:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_rx_pcc [2022-11-25 15:38:59,504 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-25 15:38:59,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-25 15:38:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-25 15:38:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-25 15:38:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 15:38:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_unicastaddr [2022-11-25 15:38:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_unicastaddr [2022-11-25 15:38:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 15:38:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 15:38:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 15:38:59,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 15:38:59,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 15:38:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 15:38:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 15:38:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_calibration [2022-11-25 15:38:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_calibration [2022-11-25 15:38:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:38:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 15:38:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 15:38:59,506 INFO L130 BoogieDeclarations]: Found specification of procedure jme_restart_rx_engine [2022-11-25 15:38:59,506 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_restart_rx_engine [2022-11-25 15:38:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 15:38:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 15:38:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-25 15:38:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-25 15:38:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 15:38:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 15:38:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 15:38:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 15:38:59,507 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2022-11-25 15:38:59,507 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2022-11-25 15:38:59,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-25 15:38:59,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-25 15:38:59,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 15:38:59,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 15:38:59,509 INFO L130 BoogieDeclarations]: Found specification of procedure jme_linkstat_from_phy [2022-11-25 15:38:59,509 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_linkstat_from_phy [2022-11-25 15:38:59,509 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_write [2022-11-25 15:38:59,509 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_write [2022-11-25 15:38:59,509 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_on [2022-11-25 15:38:59,509 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_on [2022-11-25 15:38:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:38:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 15:38:59,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 15:38:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 15:38:59,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 15:38:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-25 15:38:59,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-25 15:38:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-25 15:38:59,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-25 15:38:59,510 INFO L130 BoogieDeclarations]: Found specification of procedure smi_phy_addr [2022-11-25 15:38:59,511 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_phy_addr [2022-11-25 15:38:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:38:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 15:38:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 15:38:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 15:38:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 15:38:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:38:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-25 15:38:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-25 15:38:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:38:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:38:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 15:38:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 15:38:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-25 15:38:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-25 15:38:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 15:38:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 15:38:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure reg_dbg [2022-11-25 15:38:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_dbg [2022-11-25 15:38:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 15:38:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 15:38:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 15:38:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 15:38:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 15:38:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 15:38:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 15:38:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 15:38:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure jme_start_irq [2022-11-25 15:38:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_start_irq [2022-11-25 15:38:59,514 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-25 15:38:59,514 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-25 15:38:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:38:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:38:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-25 15:38:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-25 15:38:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-25 15:38:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-25 15:38:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure jme_fill_tx_map [2022-11-25 15:38:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_fill_tx_map [2022-11-25 15:38:59,515 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_tx_resources [2022-11-25 15:38:59,515 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_tx_resources [2022-11-25 15:38:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 15:38:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 15:38:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure jme_polling_mode [2022-11-25 15:38:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_polling_mode [2022-11-25 15:38:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 15:38:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2022-11-25 15:38:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2022-11-25 15:38:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 15:38:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 15:38:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 15:38:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure jme_remove_one [2022-11-25 15:38:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_remove_one [2022-11-25 15:38:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure jme_powersave_phy [2022-11-25 15:38:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_powersave_phy [2022-11-25 15:38:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_on [2022-11-25 15:38:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_on [2022-11-25 15:38:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2022-11-25 15:38:59,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2022-11-25 15:38:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure new_phy_power_ctrl [2022-11-25 15:38:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure new_phy_power_ctrl [2022-11-25 15:38:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 15:38:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 15:38:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-11-25 15:38:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-11-25 15:38:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure jme_intr_msi [2022-11-25 15:38:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_intr_msi [2022-11-25 15:38:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32f [2022-11-25 15:38:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32f [2022-11-25 15:38:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure smi_reg_addr [2022-11-25 15:38:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_reg_addr [2022-11-25 15:38:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_settings [2022-11-25 15:38:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_settings [2022-11-25 15:38:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-25 15:38:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-25 15:38:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 15:38:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 15:38:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 15:38:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 15:38:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 15:38:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 15:38:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-25 15:38:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-25 15:38:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-25 15:38:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-25 15:38:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure jme_nway_reset [2022-11-25 15:38:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_nway_reset [2022-11-25 15:38:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 15:38:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 15:38:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:38:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-25 15:38:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-25 15:38:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 15:38:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 15:38:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-25 15:38:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-25 15:38:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:38:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_rx_resources [2022-11-25 15:38:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_rx_resources [2022-11-25 15:38:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure jme_resume [2022-11-25 15:38:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_resume [2022-11-25 15:38:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure jme_tx_timeout [2022-11-25 15:38:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_tx_timeout [2022-11-25 15:38:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:38:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_tx_engine [2022-11-25 15:38:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_tx_engine [2022-11-25 15:38:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 15:38:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 15:38:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-25 15:38:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-25 15:38:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 15:38:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 15:38:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 15:38:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 15:38:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_off [2022-11-25 15:38:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_off [2022-11-25 15:38:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_setEA [2022-11-25 15:38:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_setEA [2022-11-25 15:38:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-25 15:38:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-25 15:38:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_multi [2022-11-25 15:38:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_multi [2022-11-25 15:38:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-25 15:38:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-25 15:38:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure mmapio_memcpy [2022-11-25 15:38:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mmapio_memcpy [2022-11-25 15:38:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-25 15:38:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-25 15:38:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 15:38:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 15:38:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_read [2022-11-25 15:38:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_read [2022-11-25 15:38:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure jme_clear_pm [2022-11-25 15:38:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_clear_pm [2022-11-25 15:38:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-11-25 15:38:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-11-25 15:38:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure jme_close [2022-11-25 15:38:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_close [2022-11-25 15:38:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 15:38:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 15:38:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-25 15:38:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-25 15:38:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_irq [2022-11-25 15:38:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_irq [2022-11-25 15:38:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 15:38:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 15:38:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure jme_shutdown [2022-11-25 15:38:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_shutdown [2022-11-25 15:38:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:38:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_off [2022-11-25 15:38:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_off [2022-11-25 15:38:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_phy_processor [2022-11-25 15:38:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_phy_processor [2022-11-25 15:38:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure jme_suspend [2022-11-25 15:38:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_suspend [2022-11-25 15:38:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 15:38:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 15:38:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-25 15:38:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-25 15:38:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_write [2022-11-25 15:38:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_write [2022-11-25 15:38:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 15:38:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 15:38:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_off [2022-11-25 15:38:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_off [2022-11-25 15:38:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_phyfifo_5level [2022-11-25 15:38:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_phyfifo_5level [2022-11-25 15:38:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-25 15:38:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-25 15:38:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-25 15:38:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-25 15:38:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_eeprom_len [2022-11-25 15:38:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_eeprom_len [2022-11-25 15:38:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-25 15:38:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-25 15:38:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 15:38:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 15:38:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_pcc_timer [2022-11-25 15:38:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_pcc_timer [2022-11-25 15:38:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure jme_interrupt_mode [2022-11-25 15:38:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_interrupt_mode [2022-11-25 15:38:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_settings [2022-11-25 15:38:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_settings [2022-11-25 15:38:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_read [2022-11-25 15:38:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_read [2022-11-25 15:38:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-25 15:38:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-25 15:38:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 15:38:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 15:38:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:38:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure jme_open [2022-11-25 15:38:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_open [2022-11-25 15:38:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 15:38:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 15:38:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-25 15:38:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-25 15:38:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-11-25 15:38:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-11-25 15:39:00,791 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:39:00,801 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:39:01,394 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 15:39:07,338 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 15:39:07,644 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:39:07,679 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:39:07,680 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 15:39:07,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:39:07 BoogieIcfgContainer [2022-11-25 15:39:07,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:39:07,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:39:07,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:39:07,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:39:07,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:38:52" (1/3) ... [2022-11-25 15:39:07,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190af8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:39:07, skipping insertion in model container [2022-11-25 15:39:07,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:58" (2/3) ... [2022-11-25 15:39:07,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190af8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:39:07, skipping insertion in model container [2022-11-25 15:39:07,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:39:07" (3/3) ... [2022-11-25 15:39:07,699 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-jme.cil.i [2022-11-25 15:39:07,720 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:39:07,721 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 15:39:07,858 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:39:07,868 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;@b223571, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:39:07,868 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 15:39:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand has 2610 states, 1756 states have (on average 1.2665148063781322) internal successors, (2224), 1806 states have internal predecessors, (2224), 707 states have call successors, (707), 150 states have call predecessors, (707), 149 states have return successors, (698), 682 states have call predecessors, (698), 698 states have call successors, (698) [2022-11-25 15:39:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-25 15:39:07,907 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:39:07,908 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:39:07,908 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:39:07,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:39:07,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1462992568, now seen corresponding path program 1 times [2022-11-25 15:39:07,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:39:07,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969341433] [2022-11-25 15:39:07,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:39:07,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:39:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:39:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:39:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:39:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:39:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:39:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:08,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:39:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:39:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:39:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:39:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:39:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:39:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:39:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:39:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:39:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:39:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:39:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:39:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:39:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:39:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-25 15:39:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-25 15:39:09,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:39:09,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969341433] [2022-11-25 15:39:09,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969341433] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:39:09,404 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:39:09,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:39:09,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789325697] [2022-11-25 15:39:09,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:39:09,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:39:09,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:39:09,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:39:09,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:39:09,467 INFO L87 Difference]: Start difference. First operand has 2610 states, 1756 states have (on average 1.2665148063781322) internal successors, (2224), 1806 states have internal predecessors, (2224), 707 states have call successors, (707), 150 states have call predecessors, (707), 149 states have return successors, (698), 682 states have call predecessors, (698), 698 states have call successors, (698) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-25 15:39:13,845 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 [] [2022-11-25 15:39:23,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:39:23,184 INFO L93 Difference]: Finished difference Result 7855 states and 11154 transitions. [2022-11-25 15:39:23,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:39:23,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 225 [2022-11-25 15:39:23,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:39:23,262 INFO L225 Difference]: With dead ends: 7855 [2022-11-25 15:39:23,262 INFO L226 Difference]: Without dead ends: 5272 [2022-11-25 15:39:23,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:39:23,293 INFO L413 NwaCegarLoop]: 2837 mSDtfsCounter, 4676 mSDsluCounter, 3376 mSDsCounter, 0 mSdLazyCounter, 3987 mSolverCounterSat, 2141 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5330 SdHoareTripleChecker+Valid, 6213 SdHoareTripleChecker+Invalid, 6129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2141 IncrementalHoareTripleChecker+Valid, 3987 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-11-25 15:39:23,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5330 Valid, 6213 Invalid, 6129 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2141 Valid, 3987 Invalid, 1 Unknown, 0 Unchecked, 12.7s Time] [2022-11-25 15:39:23,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5272 states. [2022-11-25 15:39:23,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5272 to 5047. [2022-11-25 15:39:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5047 states, 3401 states have (on average 1.259923551896501) internal successors, (4285), 3493 states have internal predecessors, (4285), 1349 states have call successors, (1349), 296 states have call predecessors, (1349), 295 states have return successors, (1350), 1313 states have call predecessors, (1350), 1346 states have call successors, (1350) [2022-11-25 15:39:23,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 5047 states and 6984 transitions. [2022-11-25 15:39:23,832 INFO L78 Accepts]: Start accepts. Automaton has 5047 states and 6984 transitions. Word has length 225 [2022-11-25 15:39:23,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:39:23,836 INFO L495 AbstractCegarLoop]: Abstraction has 5047 states and 6984 transitions. [2022-11-25 15:39:23,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-25 15:39:23,837 INFO L276 IsEmpty]: Start isEmpty. Operand 5047 states and 6984 transitions. [2022-11-25 15:39:23,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-11-25 15:39:23,861 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:39:23,862 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:39:23,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:39:23,862 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:39:23,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:39:23,863 INFO L85 PathProgramCache]: Analyzing trace with hash -446097619, now seen corresponding path program 1 times [2022-11-25 15:39:23,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:39:23,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718415290] [2022-11-25 15:39:23,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:39:23,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:39:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:39:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:39:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:39:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:39:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:39:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:39:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:39:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:39:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:39:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:39:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:39:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:39:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:39:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:39:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:39:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:39:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:39:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:39:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:39:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-11-25 15:39:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-25 15:39:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:24,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-25 15:39:24,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:39:24,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718415290] [2022-11-25 15:39:24,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718415290] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:39:24,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:39:24,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:39:24,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184914431] [2022-11-25 15:39:24,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:39:24,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:39:24,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:39:24,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:39:24,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:39:24,858 INFO L87 Difference]: Start difference. First operand 5047 states and 6984 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 15:39:28,558 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 [] [2022-11-25 15:39:37,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:39:37,452 INFO L93 Difference]: Finished difference Result 12257 states and 17074 transitions. [2022-11-25 15:39:37,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:39:37,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 247 [2022-11-25 15:39:37,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:39:37,506 INFO L225 Difference]: With dead ends: 12257 [2022-11-25 15:39:37,506 INFO L226 Difference]: Without dead ends: 7251 [2022-11-25 15:39:37,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:39:37,533 INFO L413 NwaCegarLoop]: 2737 mSDtfsCounter, 4223 mSDsluCounter, 3319 mSDsCounter, 0 mSdLazyCounter, 3935 mSolverCounterSat, 2053 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4796 SdHoareTripleChecker+Valid, 6056 SdHoareTripleChecker+Invalid, 5989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2053 IncrementalHoareTripleChecker+Valid, 3935 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:39:37,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4796 Valid, 6056 Invalid, 5989 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2053 Valid, 3935 Invalid, 1 Unknown, 0 Unchecked, 11.8s Time] [2022-11-25 15:39:37,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7251 states. [2022-11-25 15:39:37,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7251 to 6912. [2022-11-25 15:39:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6912 states, 4669 states have (on average 1.2555150995930606) internal successors, (5862), 4795 states have internal predecessors, (5862), 1818 states have call successors, (1818), 425 states have call predecessors, (1818), 423 states have return successors, (1823), 1764 states have call predecessors, (1823), 1815 states have call successors, (1823) [2022-11-25 15:39:37,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6912 states to 6912 states and 9503 transitions. [2022-11-25 15:39:37,981 INFO L78 Accepts]: Start accepts. Automaton has 6912 states and 9503 transitions. Word has length 247 [2022-11-25 15:39:37,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:39:37,983 INFO L495 AbstractCegarLoop]: Abstraction has 6912 states and 9503 transitions. [2022-11-25 15:39:37,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 15:39:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 6912 states and 9503 transitions. [2022-11-25 15:39:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-25 15:39:37,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:39:37,992 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 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] [2022-11-25 15:39:37,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:39:37,992 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:39:37,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:39:37,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1119497302, now seen corresponding path program 1 times [2022-11-25 15:39:37,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:39:37,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484262364] [2022-11-25 15:39:37,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:39:37,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:39:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:39:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:39:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:39:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:39:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:39:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:39:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:39:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:39:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:39:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:39:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:39:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:39:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:39:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:39:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:39:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:39:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:39:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:39:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:39:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-11-25 15:39:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:39:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:39:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 15:39:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:38,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1435 trivial. 0 not checked. [2022-11-25 15:39:38,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:39:38,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484262364] [2022-11-25 15:39:38,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484262364] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:39:38,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:39:38,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:39:38,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674475583] [2022-11-25 15:39:38,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:39:38,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:39:38,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:39:38,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:39:38,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:39:38,814 INFO L87 Difference]: Start difference. First operand 6912 states and 9503 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-25 15:39:42,202 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 [] [2022-11-25 15:39:50,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:39:50,312 INFO L93 Difference]: Finished difference Result 18845 states and 26154 transitions. [2022-11-25 15:39:50,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:39:50,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 259 [2022-11-25 15:39:50,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:39:50,398 INFO L225 Difference]: With dead ends: 18845 [2022-11-25 15:39:50,398 INFO L226 Difference]: Without dead ends: 11974 [2022-11-25 15:39:50,428 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 [2022-11-25 15:39:50,429 INFO L413 NwaCegarLoop]: 2813 mSDtfsCounter, 4594 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 3982 mSolverCounterSat, 2140 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5244 SdHoareTripleChecker+Valid, 6170 SdHoareTripleChecker+Invalid, 6123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2140 IncrementalHoareTripleChecker+Valid, 3982 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:39:50,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5244 Valid, 6170 Invalid, 6123 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2140 Valid, 3982 Invalid, 1 Unknown, 0 Unchecked, 10.8s Time] [2022-11-25 15:39:50,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11974 states. [2022-11-25 15:39:51,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11974 to 11411. [2022-11-25 15:39:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11411 states, 7707 states have (on average 1.2535357467237576) internal successors, (9661), 7925 states have internal predecessors, (9661), 2999 states have call successors, (2999), 706 states have call predecessors, (2999), 703 states have return successors, (3012), 2901 states have call predecessors, (3012), 2996 states have call successors, (3012) [2022-11-25 15:39:51,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11411 states to 11411 states and 15672 transitions. [2022-11-25 15:39:51,108 INFO L78 Accepts]: Start accepts. Automaton has 11411 states and 15672 transitions. Word has length 259 [2022-11-25 15:39:51,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:39:51,109 INFO L495 AbstractCegarLoop]: Abstraction has 11411 states and 15672 transitions. [2022-11-25 15:39:51,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-25 15:39:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 11411 states and 15672 transitions. [2022-11-25 15:39:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-25 15:39:51,122 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:39:51,122 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 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] [2022-11-25 15:39:51,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:39:51,123 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:39:51,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:39:51,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1002186950, now seen corresponding path program 1 times [2022-11-25 15:39:51,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:39:51,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542868755] [2022-11-25 15:39:51,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:39:51,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:39:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:39:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:39:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:39:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:39:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:39:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:39:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:39:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:39:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:39:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:39:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:39:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:39:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:39:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:39:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:39:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:39:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:39:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:39:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:39:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:39:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:39:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:39:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:51,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 15:39:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:52,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:39:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:52,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 15:39:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:52,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-25 15:39:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:52,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 15:39:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:39:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2022-11-25 15:39:52,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:39:52,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542868755] [2022-11-25 15:39:52,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542868755] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:39:52,045 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:39:52,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:39:52,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775248374] [2022-11-25 15:39:52,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:39:52,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:39:52,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:39:52,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:39:52,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:39:52,047 INFO L87 Difference]: Start difference. First operand 11411 states and 15672 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-25 15:39:54,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:39:56,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 15:40:05,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:40:05,136 INFO L93 Difference]: Finished difference Result 30796 states and 42760 transitions. [2022-11-25 15:40:05,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:40:05,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 281 [2022-11-25 15:40:05,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:40:05,260 INFO L225 Difference]: With dead ends: 30796 [2022-11-25 15:40:05,260 INFO L226 Difference]: Without dead ends: 21479 [2022-11-25 15:40:05,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:40:05,306 INFO L413 NwaCegarLoop]: 4499 mSDtfsCounter, 3751 mSDsluCounter, 4449 mSDsCounter, 0 mSdLazyCounter, 4849 mSolverCounterSat, 1499 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4402 SdHoareTripleChecker+Valid, 8948 SdHoareTripleChecker+Invalid, 6349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1499 IncrementalHoareTripleChecker+Valid, 4849 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:40:05,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4402 Valid, 8948 Invalid, 6349 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1499 Valid, 4849 Invalid, 1 Unknown, 0 Unchecked, 12.1s Time] [2022-11-25 15:40:05,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21479 states. [2022-11-25 15:40:06,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21479 to 20487. [2022-11-25 15:40:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20487 states, 13849 states have (on average 1.254314390930753) internal successors, (17371), 14229 states have internal predecessors, (17371), 5373 states have call successors, (5373), 1266 states have call predecessors, (5373), 1263 states have return successors, (5402), 5211 states have call predecessors, (5402), 5370 states have call successors, (5402) [2022-11-25 15:40:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20487 states to 20487 states and 28146 transitions. [2022-11-25 15:40:06,511 INFO L78 Accepts]: Start accepts. Automaton has 20487 states and 28146 transitions. Word has length 281 [2022-11-25 15:40:06,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:40:06,512 INFO L495 AbstractCegarLoop]: Abstraction has 20487 states and 28146 transitions. [2022-11-25 15:40:06,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-25 15:40:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 20487 states and 28146 transitions. [2022-11-25 15:40:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-25 15:40:06,525 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:40:06,526 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 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] [2022-11-25 15:40:06,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:40:06,526 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:40:06,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:40:06,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1136200456, now seen corresponding path program 1 times [2022-11-25 15:40:06,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:40:06,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161006696] [2022-11-25 15:40:06,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:40:06,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:40:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:40:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:40:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:40:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:40:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:40:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:40:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:40:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:40:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:40:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:40:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:40:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:40:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:40:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:40:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:40:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:40:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:40:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:40:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:40:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:40:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:40:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:40:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 15:40:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 15:40:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-25 15:40:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 15:40:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-25 15:40:07,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:40:07,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161006696] [2022-11-25 15:40:07,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161006696] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:40:07,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:40:07,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 15:40:07,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798645641] [2022-11-25 15:40:07,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:40:07,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:40:07,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:40:07,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:40:07,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:40:07,950 INFO L87 Difference]: Start difference. First operand 20487 states and 28146 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-25 15:40:11,849 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 [] [2022-11-25 15:40:16,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:40:16,710 INFO L93 Difference]: Finished difference Result 21482 states and 29940 transitions. [2022-11-25 15:40:16,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:40:16,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 281 [2022-11-25 15:40:16,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:40:16,834 INFO L225 Difference]: With dead ends: 21482 [2022-11-25 15:40:16,835 INFO L226 Difference]: Without dead ends: 21427 [2022-11-25 15:40:16,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:40:16,859 INFO L413 NwaCegarLoop]: 2414 mSDtfsCounter, 3628 mSDsluCounter, 3369 mSDsCounter, 0 mSdLazyCounter, 3240 mSolverCounterSat, 1592 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4008 SdHoareTripleChecker+Valid, 5783 SdHoareTripleChecker+Invalid, 4833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1592 IncrementalHoareTripleChecker+Valid, 3240 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:40:16,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4008 Valid, 5783 Invalid, 4833 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1592 Valid, 3240 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2022-11-25 15:40:16,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21427 states. [2022-11-25 15:40:18,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21427 to 20438. [2022-11-25 15:40:18,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20438 states, 13828 states have (on average 1.2538328030083887) internal successors, (17338), 14196 states have internal predecessors, (17338), 5346 states have call successors, (5346), 1262 states have call predecessors, (5346), 1263 states have return successors, (5382), 5198 states have call predecessors, (5382), 5346 states have call successors, (5382) [2022-11-25 15:40:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20438 states to 20438 states and 28066 transitions. [2022-11-25 15:40:18,356 INFO L78 Accepts]: Start accepts. Automaton has 20438 states and 28066 transitions. Word has length 281 [2022-11-25 15:40:18,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:40:18,357 INFO L495 AbstractCegarLoop]: Abstraction has 20438 states and 28066 transitions. [2022-11-25 15:40:18,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-25 15:40:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 20438 states and 28066 transitions. [2022-11-25 15:40:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-11-25 15:40:18,411 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:40:18,411 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 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] [2022-11-25 15:40:18,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 15:40:18,412 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:40:18,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:40:18,412 INFO L85 PathProgramCache]: Analyzing trace with hash 469372968, now seen corresponding path program 1 times [2022-11-25 15:40:18,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:40:18,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57437173] [2022-11-25 15:40:18,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:40:18,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:40:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:40:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:40:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:40:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:40:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:40:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:40:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:40:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:40:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:40:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:40:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:40:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:40:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:40:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:40:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:40:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:18,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:40:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:40:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:40:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:40:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:40:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:40:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:40:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 15:40:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 15:40:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-11-25 15:40:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-25 15:40:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-25 15:40:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-25 15:40:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1651 trivial. 0 not checked. [2022-11-25 15:40:19,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:40:19,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57437173] [2022-11-25 15:40:19,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57437173] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:40:19,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:40:19,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:40:19,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410666138] [2022-11-25 15:40:19,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:40:19,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:40:19,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:40:19,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:40:19,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:40:19,347 INFO L87 Difference]: Start difference. First operand 20438 states and 28066 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, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-25 15:40:22,506 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 [] [2022-11-25 15:40:27,282 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 [] [2022-11-25 15:40:33,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:40:33,531 INFO L93 Difference]: Finished difference Result 48690 states and 67478 transitions. [2022-11-25 15:40:33,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:40:33,532 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, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 311 [2022-11-25 15:40:33,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:40:33,728 INFO L225 Difference]: With dead ends: 48690 [2022-11-25 15:40:33,728 INFO L226 Difference]: Without dead ends: 30346 [2022-11-25 15:40:33,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:40:33,811 INFO L413 NwaCegarLoop]: 4173 mSDtfsCounter, 3364 mSDsluCounter, 4229 mSDsCounter, 0 mSdLazyCounter, 4737 mSolverCounterSat, 1461 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3934 SdHoareTripleChecker+Valid, 8402 SdHoareTripleChecker+Invalid, 6199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1461 IncrementalHoareTripleChecker+Valid, 4737 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2022-11-25 15:40:33,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3934 Valid, 8402 Invalid, 6199 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1461 Valid, 4737 Invalid, 1 Unknown, 0 Unchecked, 12.4s Time] [2022-11-25 15:40:33,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30346 states. [2022-11-25 15:40:35,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30346 to 28916. [2022-11-25 15:40:35,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28916 states, 19574 states have (on average 1.2529886584244405) internal successors, (24526), 20094 states have internal predecessors, (24526), 7538 states have call successors, (7538), 1802 states have call predecessors, (7538), 1803 states have return successors, (7590), 7326 states have call predecessors, (7590), 7538 states have call successors, (7590) [2022-11-25 15:40:35,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28916 states to 28916 states and 39654 transitions. [2022-11-25 15:40:35,864 INFO L78 Accepts]: Start accepts. Automaton has 28916 states and 39654 transitions. Word has length 311 [2022-11-25 15:40:35,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:40:35,865 INFO L495 AbstractCegarLoop]: Abstraction has 28916 states and 39654 transitions. [2022-11-25 15:40:35,866 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, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-25 15:40:35,866 INFO L276 IsEmpty]: Start isEmpty. Operand 28916 states and 39654 transitions. [2022-11-25 15:40:35,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-11-25 15:40:35,932 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:40:35,933 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 18, 18, 18, 18, 18, 18, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:40:35,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 15:40:35,933 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:40:35,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:40:35,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1327187176, now seen corresponding path program 1 times [2022-11-25 15:40:35,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:40:35,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327836024] [2022-11-25 15:40:35,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:40:35,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:40:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:40:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:40:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:40:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:40:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:40:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:40:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:40:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:40:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:40:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:40:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:40:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:40:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:40:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:40:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:40:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:40:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:40:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:40:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:40:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:40:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:40:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:40:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 15:40:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 15:40:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-25 15:40:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-25 15:40:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-25 15:40:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-25 15:40:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:36,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:40:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:37,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:40:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:37,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-25 15:40:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:37,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1737 trivial. 0 not checked. [2022-11-25 15:40:37,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:40:37,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327836024] [2022-11-25 15:40:37,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327836024] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:40:37,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:40:37,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:40:37,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534663088] [2022-11-25 15:40:37,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:40:37,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:40:37,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:40:37,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:40:37,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:40:37,019 INFO L87 Difference]: Start difference. First operand 28916 states and 39654 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-25 15:40:41,273 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 [] [2022-11-25 15:40:45,076 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 [] [2022-11-25 15:40:52,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:40:52,223 INFO L93 Difference]: Finished difference Result 71101 states and 98410 transitions. [2022-11-25 15:40:52,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:40:52,224 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 335 [2022-11-25 15:40:52,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:40:52,518 INFO L225 Difference]: With dead ends: 71101 [2022-11-25 15:40:52,519 INFO L226 Difference]: Without dead ends: 42071 [2022-11-25 15:40:52,671 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 [2022-11-25 15:40:52,672 INFO L413 NwaCegarLoop]: 4698 mSDtfsCounter, 3701 mSDsluCounter, 4579 mSDsCounter, 0 mSdLazyCounter, 4842 mSolverCounterSat, 1424 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4348 SdHoareTripleChecker+Valid, 9277 SdHoareTripleChecker+Invalid, 6268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1424 IncrementalHoareTripleChecker+Valid, 4842 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:40:52,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4348 Valid, 9277 Invalid, 6268 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1424 Valid, 4842 Invalid, 2 Unknown, 0 Unchecked, 12.9s Time] [2022-11-25 15:40:52,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42071 states. [2022-11-25 15:40:54,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42071 to 40094. [2022-11-25 15:40:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40094 states, 27131 states have (on average 1.2535107441671889) internal successors, (34009), 27850 states have internal predecessors, (34009), 10463 states have call successors, (10463), 2498 states have call predecessors, (10463), 2499 states have return successors, (10535), 10172 states have call predecessors, (10535), 10463 states have call successors, (10535) [2022-11-25 15:40:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40094 states to 40094 states and 55007 transitions. [2022-11-25 15:40:55,179 INFO L78 Accepts]: Start accepts. Automaton has 40094 states and 55007 transitions. Word has length 335 [2022-11-25 15:40:55,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:40:55,181 INFO L495 AbstractCegarLoop]: Abstraction has 40094 states and 55007 transitions. [2022-11-25 15:40:55,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-25 15:40:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 40094 states and 55007 transitions. [2022-11-25 15:40:55,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-11-25 15:40:55,252 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:40:55,252 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 18, 18, 18, 18, 18, 18, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:40:55,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 15:40:55,253 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:40:55,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:40:55,253 INFO L85 PathProgramCache]: Analyzing trace with hash -632061657, now seen corresponding path program 1 times [2022-11-25 15:40:55,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:40:55,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847404752] [2022-11-25 15:40:55,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:40:55,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:40:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:40:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:40:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:40:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:40:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:40:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:40:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:40:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:40:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:40:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:40:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:40:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:40:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:40:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:40:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:40:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:55,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:40:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:40:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:40:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:40:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:40:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:40:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:40:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 15:40:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 15:40:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-25 15:40:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 15:40:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-25 15:40:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-25 15:40:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-25 15:40:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-25 15:40:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-25 15:40:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:40:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:40:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:40:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-11-25 15:40:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:40:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1939 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 1911 trivial. 0 not checked. [2022-11-25 15:40:56,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:40:56,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847404752] [2022-11-25 15:40:56,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847404752] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:40:56,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:40:56,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:40:56,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872365723] [2022-11-25 15:40:56,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:40:56,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:40:56,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:40:56,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:40:56,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:40:56,271 INFO L87 Difference]: Start difference. First operand 40094 states and 55007 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-25 15:41:00,020 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 [] [2022-11-25 15:41:10,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:41:10,509 INFO L93 Difference]: Finished difference Result 93982 states and 130056 transitions. [2022-11-25 15:41:10,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:41:10,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 359 [2022-11-25 15:41:10,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:41:10,980 INFO L225 Difference]: With dead ends: 93982 [2022-11-25 15:41:10,981 INFO L226 Difference]: Without dead ends: 53798 [2022-11-25 15:41:11,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:41:11,208 INFO L413 NwaCegarLoop]: 4698 mSDtfsCounter, 3709 mSDsluCounter, 4594 mSDsCounter, 0 mSdLazyCounter, 4830 mSolverCounterSat, 1425 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4354 SdHoareTripleChecker+Valid, 9292 SdHoareTripleChecker+Invalid, 6256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1425 IncrementalHoareTripleChecker+Valid, 4830 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:41:11,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4354 Valid, 9292 Invalid, 6256 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1425 Valid, 4830 Invalid, 1 Unknown, 0 Unchecked, 11.1s Time] [2022-11-25 15:41:11,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53798 states. [2022-11-25 15:41:13,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53798 to 40094. [2022-11-25 15:41:13,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40094 states, 27131 states have (on average 1.253473885960709) internal successors, (34008), 27850 states have internal predecessors, (34008), 10463 states have call successors, (10463), 2498 states have call predecessors, (10463), 2499 states have return successors, (10535), 10172 states have call predecessors, (10535), 10463 states have call successors, (10535) [2022-11-25 15:41:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40094 states to 40094 states and 55006 transitions. [2022-11-25 15:41:14,002 INFO L78 Accepts]: Start accepts. Automaton has 40094 states and 55006 transitions. Word has length 359 [2022-11-25 15:41:14,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:41:14,003 INFO L495 AbstractCegarLoop]: Abstraction has 40094 states and 55006 transitions. [2022-11-25 15:41:14,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-25 15:41:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 40094 states and 55006 transitions. [2022-11-25 15:41:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-11-25 15:41:14,053 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:41:14,053 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 18, 18, 18, 18, 18, 18, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:41:14,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 15:41:14,054 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:41:14,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:41:14,055 INFO L85 PathProgramCache]: Analyzing trace with hash 206972005, now seen corresponding path program 1 times [2022-11-25 15:41:14,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:41:14,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803287490] [2022-11-25 15:41:14,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:41:14,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:41:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:41:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:41:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:41:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:41:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:41:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:41:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:41:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:41:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:41:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:41:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:41:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:41:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:41:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:41:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:41:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:41:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:41:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:41:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:41:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:41:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:41:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:41:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:14,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-25 15:41:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 15:41:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-25 15:41:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 15:41:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-25 15:41:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-25 15:41:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-25 15:41:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-25 15:41:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-25 15:41:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:41:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:41:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-11-25 15:41:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:15,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1939 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1928 trivial. 0 not checked. [2022-11-25 15:41:15,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:41:15,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803287490] [2022-11-25 15:41:15,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803287490] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:41:15,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:41:15,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:41:15,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218050188] [2022-11-25 15:41:15,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:41:15,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:41:15,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:41:15,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:41:15,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:41:15,131 INFO L87 Difference]: Start difference. First operand 40094 states and 55006 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-25 15:41:18,692 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 [] [2022-11-25 15:41:29,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:41:29,947 INFO L93 Difference]: Finished difference Result 100723 states and 139462 transitions. [2022-11-25 15:41:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:41:29,948 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 359 [2022-11-25 15:41:29,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:41:30,357 INFO L225 Difference]: With dead ends: 100723 [2022-11-25 15:41:30,357 INFO L226 Difference]: Without dead ends: 62723 [2022-11-25 15:41:30,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:41:30,470 INFO L413 NwaCegarLoop]: 4652 mSDtfsCounter, 3658 mSDsluCounter, 4541 mSDsCounter, 0 mSdLazyCounter, 4850 mSolverCounterSat, 1435 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4303 SdHoareTripleChecker+Valid, 9193 SdHoareTripleChecker+Invalid, 6286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1435 IncrementalHoareTripleChecker+Valid, 4850 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:41:30,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4303 Valid, 9193 Invalid, 6286 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1435 Valid, 4850 Invalid, 1 Unknown, 0 Unchecked, 11.1s Time] [2022-11-25 15:41:30,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62723 states. [2022-11-25 15:41:33,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62723 to 59753. [2022-11-25 15:41:33,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59753 states, 40430 states have (on average 1.2528320554044026) internal successors, (50652), 41511 states have internal predecessors, (50652), 15590 states have call successors, (15590), 3731 states have call predecessors, (15590), 3732 states have return successors, (15698), 15150 states have call predecessors, (15698), 15590 states have call successors, (15698) [2022-11-25 15:41:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59753 states to 59753 states and 81940 transitions. [2022-11-25 15:41:33,662 INFO L78 Accepts]: Start accepts. Automaton has 59753 states and 81940 transitions. Word has length 359 [2022-11-25 15:41:33,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:41:33,663 INFO L495 AbstractCegarLoop]: Abstraction has 59753 states and 81940 transitions. [2022-11-25 15:41:33,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-25 15:41:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 59753 states and 81940 transitions. [2022-11-25 15:41:33,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-11-25 15:41:33,729 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:41:33,730 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 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] [2022-11-25 15:41:33,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 15:41:33,730 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:41:33,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:41:33,731 INFO L85 PathProgramCache]: Analyzing trace with hash 486203672, now seen corresponding path program 1 times [2022-11-25 15:41:33,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:41:33,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459954363] [2022-11-25 15:41:33,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:41:33,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:41:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:41:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:41:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:41:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:41:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:41:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:41:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:41:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:41:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:41:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:41:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:41:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:41:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:41:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:41:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:41:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:41:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:41:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:41:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:41:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:41:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:41:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:41:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 15:41:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 15:41:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-11-25 15:41:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-25 15:41:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-25 15:41:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:41:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:41:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-25 15:41:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:41:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:41:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-25 15:41:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-11-25 15:41:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-11-25 15:41:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-25 15:41:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:34,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1904 trivial. 0 not checked. [2022-11-25 15:41:34,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:41:34,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459954363] [2022-11-25 15:41:34,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459954363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:41:34,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:41:34,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:41:34,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652736286] [2022-11-25 15:41:34,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:41:34,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:41:34,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:41:34,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:41:34,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:41:34,971 INFO L87 Difference]: Start difference. First operand 59753 states and 81940 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-25 15:41:38,653 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 [] [2022-11-25 15:41:50,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:41:50,158 INFO L93 Difference]: Finished difference Result 140194 states and 193891 transitions. [2022-11-25 15:41:50,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:41:50,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 385 [2022-11-25 15:41:50,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:41:50,528 INFO L225 Difference]: With dead ends: 140194 [2022-11-25 15:41:50,528 INFO L226 Difference]: Without dead ends: 80377 [2022-11-25 15:41:50,737 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 [2022-11-25 15:41:50,738 INFO L413 NwaCegarLoop]: 4282 mSDtfsCounter, 3336 mSDsluCounter, 4312 mSDsCounter, 0 mSdLazyCounter, 4748 mSolverCounterSat, 1432 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3905 SdHoareTripleChecker+Valid, 8594 SdHoareTripleChecker+Invalid, 6181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1432 IncrementalHoareTripleChecker+Valid, 4748 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-11-25 15:41:50,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3905 Valid, 8594 Invalid, 6181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1432 Valid, 4748 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2022-11-25 15:41:51,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80377 states. [2022-11-25 15:41:54,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80377 to 76538. [2022-11-25 15:41:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76538 states, 51793 states have (on average 1.2523120885061687) internal successors, (64861), 53177 states have internal predecessors, (64861), 19940 states have call successors, (19940), 4803 states have call predecessors, (19940), 4804 states have return successors, (20080), 19373 states have call predecessors, (20080), 19940 states have call successors, (20080) [2022-11-25 15:41:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76538 states to 76538 states and 104881 transitions. [2022-11-25 15:41:55,386 INFO L78 Accepts]: Start accepts. Automaton has 76538 states and 104881 transitions. Word has length 385 [2022-11-25 15:41:55,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:41:55,387 INFO L495 AbstractCegarLoop]: Abstraction has 76538 states and 104881 transitions. [2022-11-25 15:41:55,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-11-25 15:41:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 76538 states and 104881 transitions. [2022-11-25 15:41:55,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-11-25 15:41:55,478 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:41:55,478 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 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] [2022-11-25 15:41:55,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 15:41:55,479 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:41:55,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:41:55,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1880490922, now seen corresponding path program 1 times [2022-11-25 15:41:55,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:41:55,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482189952] [2022-11-25 15:41:55,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:41:55,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:41:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:41:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:41:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:41:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:41:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:41:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:41:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 15:41:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 15:41:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-25 15:41:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 15:41:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 15:41:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:41:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 15:41:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-25 15:41:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:41:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:41:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:41:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 15:41:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 15:41:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:41:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-25 15:41:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-25 15:41:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 15:41:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 15:41:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-11-25 15:41:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-25 15:41:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-25 15:41:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:41:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:41:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-25 15:41:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:41:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:41:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:41:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-25 15:41:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-11-25 15:41:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:56,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-11-25 15:41:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:57,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-25 15:41:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:41:57,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1928 trivial. 0 not checked. [2022-11-25 15:41:57,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:41:57,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482189952] [2022-11-25 15:41:57,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482189952] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:41:57,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:41:57,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 15:41:57,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159030013] [2022-11-25 15:41:57,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:41:57,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:41:57,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:41:57,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:41:57,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:41:57,223 INFO L87 Difference]: Start difference. First operand 76538 states and 104881 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-25 15:42:01,164 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 [] [2022-11-25 15:42:08,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:42:08,905 INFO L93 Difference]: Finished difference Result 80407 states and 111754 transitions. [2022-11-25 15:42:08,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 15:42:08,906 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 385 [2022-11-25 15:42:08,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:42:08,915 INFO L225 Difference]: With dead ends: 80407 [2022-11-25 15:42:08,916 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 15:42:09,124 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:42:09,125 INFO L413 NwaCegarLoop]: 2407 mSDtfsCounter, 3554 mSDsluCounter, 3362 mSDsCounter, 0 mSdLazyCounter, 3203 mSolverCounterSat, 1573 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3926 SdHoareTripleChecker+Valid, 5769 SdHoareTripleChecker+Invalid, 4777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1573 IncrementalHoareTripleChecker+Valid, 3203 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-25 15:42:09,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3926 Valid, 5769 Invalid, 4777 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1573 Valid, 3203 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2022-11-25 15:42:09,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 15:42:09,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 15:42:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 15:42:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 15:42:09,137 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 385 [2022-11-25 15:42:09,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:42:09,138 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 15:42:09,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-25 15:42:09,138 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 15:42:09,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 15:42:09,142 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-11-25 15:42:09,143 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-11-25 15:42:09,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 15:42:09,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.