./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 02dd32bddba19b84f713c448bd8e9ace974caebaf6d84ba76c08aa5870e8df57 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 15:58:23,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:58:23,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:58:23,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:58:23,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:58:23,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:58:23,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:58:23,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:58:23,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:58:23,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:58:23,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:58:23,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:58:23,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:58:23,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:58:23,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:58:23,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:58:23,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:58:23,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:58:23,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:58:23,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:58:23,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:58:23,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:58:23,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:58:23,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:58:23,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:58:23,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:58:23,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:58:23,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:58:23,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:58:23,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:58:23,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:58:23,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:58:23,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:58:23,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:58:23,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:58:23,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:58:23,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:58:23,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:58:23,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:58:23,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:58:23,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:58:23,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 15:58:23,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:58:23,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:58:23,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:58:23,483 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:58:23,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:58:23,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:58:23,484 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:58:23,485 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:58:23,485 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:58:23,485 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:58:23,485 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:58:23,485 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:58:23,486 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:58:23,486 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:58:23,486 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:58:23,486 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:58:23,486 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:58:23,487 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:58:23,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:58:23,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:58:23,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:58:23,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:58:23,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:58:23,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:58:23,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:58:23,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:58:23,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:58:23,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:58:23,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:58:23,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:58:23,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:58:23,490 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:58:23,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:58:23,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:58:23,490 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:58:23,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:58:23,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:58:23,491 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:58:23,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02dd32bddba19b84f713c448bd8e9ace974caebaf6d84ba76c08aa5870e8df57 [2022-12-14 15:58:23,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:58:23,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:58:23,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:58:23,702 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:58:23,703 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:58:23,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i [2022-12-14 15:58:26,292 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:58:26,636 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:58:26,636 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i [2022-12-14 15:58:26,662 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/data/91fc9bdaf/e59556c4d1794be8829f347096c13011/FLAGab989b884 [2022-12-14 15:58:26,672 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/data/91fc9bdaf/e59556c4d1794be8829f347096c13011 [2022-12-14 15:58:26,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:58:26,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:58:26,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:58:26,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:58:26,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:58:26,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:58:26" (1/1) ... [2022-12-14 15:58:26,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@372e42fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:26, skipping insertion in model container [2022-12-14 15:58:26,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:58:26" (1/1) ... [2022-12-14 15:58:26,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:58:26,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:58:27,190 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-14 15:58:27,265 WARN L623 FunctionHandler]: Unknown extern function gpiod_set_value_cansleep [2022-12-14 15:58:27,266 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:27,267 WARN L623 FunctionHandler]: Unknown extern function gpiod_set_value_cansleep [2022-12-14 15:58:27,268 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 15:58:27,273 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:27,279 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-12-14 15:58:27,281 WARN L623 FunctionHandler]: Unknown extern function __devm_gpiod_get_optional [2022-12-14 15:58:27,283 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap_resource [2022-12-14 15:58:27,284 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-12-14 15:58:27,414 WARN L623 FunctionHandler]: Unknown extern function of_find_property [2022-12-14 15:58:27,420 WARN L623 FunctionHandler]: Unknown extern function of_property_read_u32_array [2022-12-14 15:58:27,469 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-14 15:58:27,474 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-14 15:58:27,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,509 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 15:58:27,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,511 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 15:58:27,511 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,511 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:27,512 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:27,513 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 15:58:27,513 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:27,513 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:27,515 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 15:58:27,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,516 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 15:58:27,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,516 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:27,517 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 15:58:27,517 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:27,522 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 15:58:27,522 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 15:58:27,523 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:58:27,527 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:58:27,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,538 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-14 15:58:27,538 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-14 15:58:27,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,539 WARN L623 FunctionHandler]: Unknown extern function of_device_is_compatible [2022-12-14 15:58:27,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:27,588 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 15:58:27,592 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-14 15:58:27,593 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-12-14 15:58:27,593 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 15:58:27,594 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-12-14 15:58:27,594 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 15:58:27,628 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:58:27,632 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:58:27,643 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 15:58:27,692 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 15:58:27,699 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 15:58:27,706 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 15:58:27,713 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 15:58:27,720 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 15:58:27,736 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-14 15:58:27,850 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,851 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,924 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:27,935 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:27,948 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,954 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,961 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,962 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:27,962 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,967 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:27,981 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,981 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:27,982 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_free [2022-12-14 15:58:27,985 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:58:27,991 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:27,992 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,033 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-12-14 15:58:28,034 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_giveback_urb [2022-12-14 15:58:28,043 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,043 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_free [2022-12-14 15:58:28,048 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,049 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,051 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,052 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,053 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,071 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,077 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,080 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,088 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,090 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,091 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_free [2022-12-14 15:58:28,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,104 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,110 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,113 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,119 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,120 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,122 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,125 WARN L623 FunctionHandler]: Unknown extern function usb_hub_clear_tt_buffer [2022-12-14 15:58:28,126 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,126 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,137 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 15:58:28,141 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-14 15:58:28,142 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-14 15:58:28,142 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 15:58:28,142 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,149 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,153 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,154 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,160 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,161 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,162 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_link_urb_to_ep [2022-12-14 15:58:28,163 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-12-14 15:58:28,167 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,173 WARN L623 FunctionHandler]: Unknown extern function usb_hub_clear_tt_buffer [2022-12-14 15:58:28,177 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_check_unlink_urb [2022-12-14 15:58:28,182 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,183 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,196 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,197 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,204 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,205 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,205 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,207 WARN L623 FunctionHandler]: Unknown extern function __bad_unaligned_access_size [2022-12-14 15:58:28,216 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,225 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_create [2022-12-14 15:58:28,226 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_create [2022-12-14 15:58:28,226 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_create [2022-12-14 15:58:28,226 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,227 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,227 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,227 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,227 WARN L623 FunctionHandler]: Unknown extern function usb_create_hcd [2022-12-14 15:58:28,228 WARN L623 FunctionHandler]: Unknown extern function usb_add_hcd [2022-12-14 15:58:28,228 WARN L623 FunctionHandler]: Unknown extern function device_wakeup_enable [2022-12-14 15:58:28,229 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-12-14 15:58:28,229 WARN L623 FunctionHandler]: Unknown extern function usb_remove_hcd [2022-12-14 15:58:28,229 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-12-14 15:58:28,239 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 15:58:28,240 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 15:58:28,305 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 15:58:28,373 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,378 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,385 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,385 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,390 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,395 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,397 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,398 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,403 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,404 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,406 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,406 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,411 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,413 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,419 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,424 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,425 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,426 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:28,432 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:28,436 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,438 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,445 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,446 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,453 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,454 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,455 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,462 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:58:28,467 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,468 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,470 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,472 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,477 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,477 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,481 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,483 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,488 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,493 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,500 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:28,504 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,505 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:28,512 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_udc_reset [2022-12-14 15:58:28,527 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,538 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,538 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,548 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,549 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:28,550 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,562 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,564 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,565 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,567 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,568 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,569 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,571 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,572 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,582 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:58:28,588 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,589 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,589 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 15:58:28,590 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 15:58:28,590 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:58:28,591 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:58:28,592 WARN L623 FunctionHandler]: Unknown extern function usb_add_gadget_udc [2022-12-14 15:58:28,593 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:58:28,593 WARN L623 FunctionHandler]: Unknown extern function usb_del_gadget_udc [2022-12-14 15:58:28,594 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:58:28,603 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 15:58:28,604 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 15:58:28,604 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 15:58:28,604 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 15:58:28,605 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:58:28,606 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:58:28,610 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_3005ac38-1d01-47e7-9553-9d2e18062e24/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i[331365,331378] [2022-12-14 15:58:28,630 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-14 15:58:28,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:58:28,678 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 15:58:28,758 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-14 15:58:28,760 WARN L623 FunctionHandler]: Unknown extern function gpiod_set_value_cansleep [2022-12-14 15:58:28,760 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,760 WARN L623 FunctionHandler]: Unknown extern function gpiod_set_value_cansleep [2022-12-14 15:58:28,761 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 15:58:28,762 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,764 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-12-14 15:58:28,765 WARN L623 FunctionHandler]: Unknown extern function __devm_gpiod_get_optional [2022-12-14 15:58:28,765 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap_resource [2022-12-14 15:58:28,766 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-12-14 15:58:28,769 WARN L623 FunctionHandler]: Unknown extern function of_find_property [2022-12-14 15:58:28,769 WARN L623 FunctionHandler]: Unknown extern function of_property_read_u32_array [2022-12-14 15:58:28,770 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-14 15:58:28,772 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-14 15:58:28,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,776 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 15:58:28,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,776 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 15:58:28,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,777 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:28,778 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,778 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 15:58:28,778 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:28,778 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,779 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 15:58:28,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,780 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 15:58:28,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,780 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:28,781 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 15:58:28,781 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 15:58:28,782 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 15:58:28,782 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 15:58:28,782 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:58:28,783 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 15:58:28,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,784 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-14 15:58:28,785 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-14 15:58:28,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,786 WARN L623 FunctionHandler]: Unknown extern function of_device_is_compatible [2022-12-14 15:58:28,789 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:58:28,795 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 15:58:28,798 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-14 15:58:28,798 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-12-14 15:58:28,799 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 15:58:28,799 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-12-14 15:58:28,799 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 15:58:28,801 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:58:28,801 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:58:28,801 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 15:58:28,803 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 15:58:28,803 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 15:58:28,804 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 15:58:28,804 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 15:58:28,804 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 15:58:28,805 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-14 15:58:28,819 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,820 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,824 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,826 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,828 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,829 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,831 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,831 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,832 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,833 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,835 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,835 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,835 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_free [2022-12-14 15:58:28,836 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:58:28,837 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,838 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,847 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-12-14 15:58:28,847 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_giveback_urb [2022-12-14 15:58:28,848 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,849 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_free [2022-12-14 15:58:28,850 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,850 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,851 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,851 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,852 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,858 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,860 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,861 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,864 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,865 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,865 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_free [2022-12-14 15:58:28,868 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,869 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,870 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,871 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,873 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,875 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,877 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,883 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,885 WARN L623 FunctionHandler]: Unknown extern function usb_hub_clear_tt_buffer [2022-12-14 15:58:28,886 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,886 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,890 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 15:58:28,891 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-14 15:58:28,891 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-14 15:58:28,892 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 15:58:28,892 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,893 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,894 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,895 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,898 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,898 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,899 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_link_urb_to_ep [2022-12-14 15:58:28,900 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-12-14 15:58:28,901 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,907 WARN L623 FunctionHandler]: Unknown extern function usb_hub_clear_tt_buffer [2022-12-14 15:58:28,907 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_check_unlink_urb [2022-12-14 15:58:28,909 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:28,910 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,913 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,913 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:58:28,916 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,917 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,918 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,918 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:28,919 WARN L623 FunctionHandler]: Unknown extern function __bad_unaligned_access_size [2022-12-14 15:58:28,922 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:58:28,924 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_create [2022-12-14 15:58:28,925 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_create [2022-12-14 15:58:28,925 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_create [2022-12-14 15:58:28,925 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,926 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,926 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,926 WARN L623 FunctionHandler]: Unknown extern function kmem_cache_destroy [2022-12-14 15:58:28,926 WARN L623 FunctionHandler]: Unknown extern function usb_create_hcd [2022-12-14 15:58:28,928 WARN L623 FunctionHandler]: Unknown extern function usb_add_hcd [2022-12-14 15:58:28,929 WARN L623 FunctionHandler]: Unknown extern function device_wakeup_enable [2022-12-14 15:58:28,929 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-12-14 15:58:28,929 WARN L623 FunctionHandler]: Unknown extern function usb_remove_hcd [2022-12-14 15:58:28,931 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-12-14 15:58:28,940 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 15:58:28,941 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 15:58:28,942 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 15:58:28,963 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,969 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,975 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,979 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,981 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:28,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,989 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,992 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,994 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:28,998 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,000 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,003 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,005 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:29,008 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,010 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,014 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,016 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,019 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,020 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:29,023 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:29,024 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:29,025 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,027 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,030 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,033 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,036 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,037 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,038 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:29,039 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:58:29,041 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,042 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,044 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,045 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,056 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,058 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,059 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:58:29,061 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:58:29,062 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,063 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,066 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,069 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:29,069 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,070 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:29,072 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_udc_reset [2022-12-14 15:58:29,073 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,076 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:29,077 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:29,079 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,080 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:58:29,081 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,084 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,087 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,089 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,092 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,094 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,096 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,098 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:58:29,106 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:58:29,108 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:29,109 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:58:29,111 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 15:58:29,111 WARN L623 FunctionHandler]: Unknown extern function usleep_range [2022-12-14 15:58:29,113 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:58:29,114 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:58:29,114 WARN L623 FunctionHandler]: Unknown extern function usb_add_gadget_udc [2022-12-14 15:58:29,115 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:58:29,115 WARN L623 FunctionHandler]: Unknown extern function usb_del_gadget_udc [2022-12-14 15:58:29,115 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:58:29,123 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 15:58:29,123 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 15:58:29,123 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 15:58:29,124 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 15:58:29,124 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:58:29,125 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 15:58:29,125 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_3005ac38-1d01-47e7-9553-9d2e18062e24/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i[331365,331378] [2022-12-14 15:58:29,126 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-14 15:58:29,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:58:29,243 INFO L208 MainTranslator]: Completed translation [2022-12-14 15:58:29,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29 WrapperNode [2022-12-14 15:58:29,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:58:29,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 15:58:29,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 15:58:29,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 15:58:29,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,504 INFO L138 Inliner]: procedures = 335, calls = 3953, calls flagged for inlining = 146, calls inlined = 126, statements flattened = 7650 [2022-12-14 15:58:29,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 15:58:29,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 15:58:29,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 15:58:29,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 15:58:29,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,714 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 15:58:29,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 15:58:29,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 15:58:29,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 15:58:29,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (1/1) ... [2022-12-14 15:58:29,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:58:29,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:58:29,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 15:58:29,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 15:58:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2022-12-14 15:58:29,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2022-12-14 15:58:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure bank_reads8 [2022-12-14 15:58:29,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bank_reads8 [2022-12-14 15:58:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_plat_probe [2022-12-14 15:58:29,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_plat_probe [2022-12-14 15:58:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure ep_to_udc_ep [2022-12-14 15:58:29,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_to_udc_ep [2022-12-14 15:58:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 15:58:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 15:58:29,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 15:58:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2022-12-14 15:58:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2022-12-14 15:58:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 15:58:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 15:58:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hcd_unregister [2022-12-14 15:58:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hcd_unregister [2022-12-14 15:58:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_register [2022-12-14 15:58:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_register [2022-12-14 15:58:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_get_frame [2022-12-14 15:58:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_get_frame [2022-12-14 15:58:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-14 15:58:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-14 15:58:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_status_data [2022-12-14 15:58:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_status_data [2022-12-14 15:58:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 15:58:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 15:58:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-12-14 15:58:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-12-14 15:58:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_control [2022-12-14 15:58:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_control [2022-12-14 15:58:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-12-14 15:58:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-12-14 15:58:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure mem_writes8 [2022-12-14 15:58:29,836 INFO L138 BoogieDeclarations]: Found implementation of procedure mem_writes8 [2022-12-14 15:58:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-12-14 15:58:29,836 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2022-12-14 15:58:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-14 15:58:29,836 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-14 15:58:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-12-14 15:58:29,836 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-12-14 15:58:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 15:58:29,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 15:58:29,836 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_enqueue [2022-12-14 15:58:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_enqueue [2022-12-14 15:58:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_transmit [2022-12-14 15:58:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_transmit [2022-12-14 15:58:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_endpoint_disable [2022-12-14 15:58:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_endpoint_disable [2022-12-14 15:58:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 15:58:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 15:58:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 15:58:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 15:58:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-14 15:58:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-14 15:58:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-12-14 15:58:29,838 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-12-14 15:58:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_unregister [2022-12-14 15:58:29,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_unregister [2022-12-14 15:58:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_bool [2022-12-14 15:58:29,838 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_bool [2022-12-14 15:58:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure create_ptd_atl [2022-12-14 15:58:29,838 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ptd_atl [2022-12-14 15:58:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 15:58:29,838 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 15:58:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure last_qtd_of_urb [2022-12-14 15:58:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure last_qtd_of_urb [2022-12-14 15:58:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_shutdown [2022-12-14 15:58:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_shutdown [2022-12-14 15:58:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_set_wedge [2022-12-14 15:58:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_set_wedge [2022-12-14 15:58:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_last [2022-12-14 15:58:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_last [2022-12-14 15:58:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 15:58:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-12-14 15:58:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-12-14 15:58:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 15:58:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 15:58:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_clear_tt_buffer_complete [2022-12-14 15:58:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_clear_tt_buffer_complete [2022-12-14 15:58:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_probe [2022-12-14 15:58:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_probe [2022-12-14 15:58:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-12-14 15:58:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-12-14 15:58:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 15:58:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-14 15:58:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-14 15:58:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_stop [2022-12-14 15:58:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_stop [2022-12-14 15:58:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_ep_set_halt [2022-12-14 15:58:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_ep_set_halt [2022-12-14 15:58:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-12-14 15:58:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-12-14 15:58:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_remove [2022-12-14 15:58:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_remove [2022-12-14 15:58:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-14 15:58:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-14 15:58:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 15:58:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 15:58:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 15:58:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 15:58:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure __ffs [2022-12-14 15:58:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __ffs [2022-12-14 15:58:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_dequeue [2022-12-14 15:58:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_dequeue [2022-12-14 15:58:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure handle_done_ptds [2022-12-14 15:58:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_done_ptds [2022-12-14 15:58:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-12-14 15:58:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-12-14 15:58:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 15:58:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-14 15:58:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-14 15:58:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 15:58:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_irq [2022-12-14 15:58:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_irq [2022-12-14 15:58:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_disable [2022-12-14 15:58:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_disable [2022-12-14 15:58:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 15:58:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 15:58:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 15:58:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 15:58:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_set_value_cansleep [2022-12-14 15:58:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_set_value_cansleep [2022-12-14 15:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-12-14 15:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_udc_set_halt [2022-12-14 15:58:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_udc_set_halt [2022-12-14 15:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 15:58:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 15:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_request_complete [2022-12-14 15:58:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_request_complete [2022-12-14 15:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-12-14 15:58:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-12-14 15:58:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_run [2022-12-14 15:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_run [2022-12-14 15:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_wakeup [2022-12-14 15:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_wakeup [2022-12-14 15:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 15:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 15:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_dequeue [2022-12-14 15:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_dequeue [2022-12-14 15:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-14 15:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-14 15:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 15:58:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-12-14 15:58:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-12-14 15:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-12-14 15:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-12-14 15:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 15:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_select_ep [2022-12-14 15:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_select_ep [2022-12-14 15:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_free_request [2022-12-14 15:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_free_request [2022-12-14 15:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_read [2022-12-14 15:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_read [2022-12-14 15:58:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-12-14 15:58:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-12-14 15:58:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 15:58:29,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 15:58:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-12-14 15:58:29,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-12-14 15:58:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 15:58:29,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 15:58:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hc_setup [2022-12-14 15:58:29,847 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hc_setup [2022-12-14 15:58:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 15:58:29,847 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 15:58:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 15:58:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 15:58:29,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 15:58:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init_hw [2022-12-14 15:58:29,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init_hw [2022-12-14 15:58:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-12-14 15:58:29,848 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-12-14 15:58:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure start_bus_transfer [2022-12-14 15:58:29,848 INFO L138 BoogieDeclarations]: Found implementation of procedure start_bus_transfer [2022-12-14 15:58:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 15:58:29,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 15:58:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 15:58:29,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 15:58:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-12-14 15:58:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2022-12-14 15:58:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 15:58:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_shutdown [2022-12-14 15:58:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_shutdown [2022-12-14 15:58:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_plat_remove [2022-12-14 15:58:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_plat_remove [2022-12-14 15:58:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 15:58:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 15:58:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-12-14 15:58:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-12-14 15:58:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ptd_read [2022-12-14 15:58:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ptd_read [2022-12-14 15:58:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-14 15:58:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-14 15:58:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 15:58:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure reg_read32 [2022-12-14 15:58:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_read32 [2022-12-14 15:58:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2022-12-14 15:58:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2022-12-14 15:58:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 15:58:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 15:58:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_free [2022-12-14 15:58:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_free [2022-12-14 15:58:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 15:58:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_enable [2022-12-14 15:58:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_enable [2022-12-14 15:58:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure is_short_bulk [2022-12-14 15:58:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure is_short_bulk [2022-12-14 15:58:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-12-14 15:58:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-12-14 15:58:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_read32 [2022-12-14 15:58:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_read32 [2022-12-14 15:58:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_write32 [2022-12-14 15:58:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_write32 [2022-12-14 15:58:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2022-12-14 15:58:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2022-12-14 15:58:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure reg_write32 [2022-12-14 15:58:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_write32 [2022-12-14 15:58:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_ctrl_send_status [2022-12-14 15:58:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_ctrl_send_status [2022-12-14 15:58:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_clear_tt_buffer [2022-12-14 15:58:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_clear_tt_buffer [2022-12-14 15:58:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-12-14 15:58:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-12-14 15:58:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_stop [2022-12-14 15:58:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_stop [2022-12-14 15:58:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_start [2022-12-14 15:58:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_start [2022-12-14 15:58:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-14 15:58:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-14 15:58:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-14 15:58:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-14 15:58:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure req_to_udc_req [2022-12-14 15:58:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure req_to_udc_req [2022-12-14 15:58:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_receive [2022-12-14 15:58:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_receive [2022-12-14 15:58:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_set_pullup [2022-12-14 15:58:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_set_pullup [2022-12-14 15:58:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2022-12-14 15:58:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2022-12-14 15:58:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_priv [2022-12-14 15:58:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_priv [2022-12-14 15:58:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure create_ptd_int [2022-12-14 15:58:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ptd_int [2022-12-14 15:58:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2022-12-14 15:58:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2022-12-14 15:58:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_deinit_kmem_cache [2022-12-14 15:58:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_deinit_kmem_cache [2022-12-14 15:58:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_ptds [2022-12-14 15:58:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_ptds [2022-12-14 15:58:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_alloc [2022-12-14 15:58:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_alloc [2022-12-14 15:58:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2022-12-14 15:58:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2022-12-14 15:58:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 15:58:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 15:58:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-14 15:58:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-14 15:58:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2022-12-14 15:58:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2022-12-14 15:58:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_get_frame [2022-12-14 15:58:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_get_frame [2022-12-14 15:58:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 15:58:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 15:58:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_to_udc [2022-12-14 15:58:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_to_udc [2022-12-14 15:58:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_udc_select_ep [2022-12-14 15:58:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_udc_select_ep [2022-12-14 15:58:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-14 15:58:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-14 15:58:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-14 15:58:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-14 15:58:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 15:58:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 15:58:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 15:58:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-12-14 15:58:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-12-14 15:58:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-12-14 15:58:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-12-14 15:58:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_write [2022-12-14 15:58:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_write [2022-12-14 15:58:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 15:58:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 15:58:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_fifo_flush [2022-12-14 15:58:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_fifo_flush [2022-12-14 15:58:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 15:58:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 15:58:30,458 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 15:58:30,461 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 15:58:30,828 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 16:02:19,597 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:02:21,619 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:02:21,620 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:02:21,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:21 BoogieIcfgContainer [2022-12-14 16:02:21,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:02:21,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 16:02:21,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 16:02:21,628 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 16:02:21,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:58:26" (1/3) ... [2022-12-14 16:02:21,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c6845b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:02:21, skipping insertion in model container [2022-12-14 16:02:21,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:58:29" (2/3) ... [2022-12-14 16:02:21,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c6845b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:02:21, skipping insertion in model container [2022-12-14 16:02:21,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:02:21" (3/3) ... [2022-12-14 16:02:21,630 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point.cil.out.i [2022-12-14 16:02:21,645 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 16:02:21,645 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 16:02:21,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 16:02:21,714 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=FINITE_AUTOMATA, 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;@73c355e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 16:02:21,714 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 16:02:21,723 INFO L276 IsEmpty]: Start isEmpty. Operand has 1967 states, 1184 states have (on average 1.3488175675675675) internal successors, (1597), 1255 states have internal predecessors, (1597), 646 states have call successors, (646), 136 states have call predecessors, (646), 135 states have return successors, (639), 628 states have call predecessors, (639), 639 states have call successors, (639) [2022-12-14 16:02:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 16:02:21,736 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:21,736 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:02:21,737 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:21,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:21,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1299630179, now seen corresponding path program 1 times [2022-12-14 16:02:21,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:02:21,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329577370] [2022-12-14 16:02:21,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:21,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:02:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:02:22,599 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-14 16:02:22,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:02:22,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329577370] [2022-12-14 16:02:22,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329577370] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:02:22,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:02:22,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:02:22,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777302541] [2022-12-14 16:02:22,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:02:22,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:02:22,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:02:22,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:02:22,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:22,634 INFO L87 Difference]: Start difference. First operand has 1967 states, 1184 states have (on average 1.3488175675675675) internal successors, (1597), 1255 states have internal predecessors, (1597), 646 states have call successors, (646), 136 states have call predecessors, (646), 135 states have return successors, (639), 628 states have call predecessors, (639), 639 states have call successors, (639) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 16:02:24,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:28,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:30,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:02:30,495 INFO L93 Difference]: Finished difference Result 5552 states and 8199 transitions. [2022-12-14 16:02:30,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:02:30,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 74 [2022-12-14 16:02:30,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:02:30,521 INFO L225 Difference]: With dead ends: 5552 [2022-12-14 16:02:30,521 INFO L226 Difference]: Without dead ends: 3565 [2022-12-14 16:02:30,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:30,536 INFO L413 NwaCegarLoop]: 3103 mSDtfsCounter, 2345 mSDsluCounter, 2564 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2348 SdHoareTripleChecker+Valid, 5667 SdHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-12-14 16:02:30,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2348 Valid, 5667 Invalid, 606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 603 Invalid, 2 Unknown, 0 Unchecked, 7.5s Time] [2022-12-14 16:02:30,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3565 states. [2022-12-14 16:02:30,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3565 to 3561. [2022-12-14 16:02:30,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3561 states, 2164 states have (on average 1.3428835489833642) internal successors, (2906), 2274 states have internal predecessors, (2906), 1146 states have call successors, (1146), 252 states have call predecessors, (1146), 250 states have return successors, (1145), 1127 states have call predecessors, (1145), 1145 states have call successors, (1145) [2022-12-14 16:02:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3561 states and 5197 transitions. [2022-12-14 16:02:30,720 INFO L78 Accepts]: Start accepts. Automaton has 3561 states and 5197 transitions. Word has length 74 [2022-12-14 16:02:30,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:02:30,721 INFO L495 AbstractCegarLoop]: Abstraction has 3561 states and 5197 transitions. [2022-12-14 16:02:30,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 16:02:30,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 5197 transitions. [2022-12-14 16:02:30,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 16:02:30,728 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:30,728 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:02:30,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 16:02:30,728 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:30,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:30,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1196799267, now seen corresponding path program 1 times [2022-12-14 16:02:30,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:02:30,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189106918] [2022-12-14 16:02:30,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:30,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:02:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:02:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-12-14 16:02:31,272 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:02:31,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189106918] [2022-12-14 16:02:31,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189106918] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:02:31,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:02:31,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:02:31,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212185804] [2022-12-14 16:02:31,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:02:31,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:02:31,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:02:31,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:02:31,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:31,275 INFO L87 Difference]: Start difference. First operand 3561 states and 5197 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 16:02:33,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:39,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:39,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:02:39,990 INFO L93 Difference]: Finished difference Result 8882 states and 12843 transitions. [2022-12-14 16:02:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:02:39,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 125 [2022-12-14 16:02:39,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:02:40,049 INFO L225 Difference]: With dead ends: 8882 [2022-12-14 16:02:40,049 INFO L226 Difference]: Without dead ends: 5324 [2022-12-14 16:02:40,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:40,059 INFO L413 NwaCegarLoop]: 3544 mSDtfsCounter, 1732 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 6022 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-12-14 16:02:40,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1734 Valid, 6022 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 750 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2022-12-14 16:02:40,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5324 states. [2022-12-14 16:02:40,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5324 to 5319. [2022-12-14 16:02:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5319 states, 3203 states have (on average 1.332188573212613) internal successors, (4267), 3360 states have internal predecessors, (4267), 1689 states have call successors, (1689), 429 states have call predecessors, (1689), 426 states have return successors, (1688), 1662 states have call predecessors, (1688), 1688 states have call successors, (1688) [2022-12-14 16:02:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5319 states to 5319 states and 7644 transitions. [2022-12-14 16:02:40,235 INFO L78 Accepts]: Start accepts. Automaton has 5319 states and 7644 transitions. Word has length 125 [2022-12-14 16:02:40,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:02:40,236 INFO L495 AbstractCegarLoop]: Abstraction has 5319 states and 7644 transitions. [2022-12-14 16:02:40,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 16:02:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 5319 states and 7644 transitions. [2022-12-14 16:02:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 16:02:40,243 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:40,243 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:02:40,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 16:02:40,243 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:40,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:40,244 INFO L85 PathProgramCache]: Analyzing trace with hash -938817516, now seen corresponding path program 1 times [2022-12-14 16:02:40,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:02:40,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761175003] [2022-12-14 16:02:40,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:40,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:02:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:02:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 16:02:40,844 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:02:40,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761175003] [2022-12-14 16:02:40,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761175003] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:02:40,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:02:40,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:02:40,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7722438] [2022-12-14 16:02:40,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:02:40,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:02:40,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:02:40,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:02:40,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:40,847 INFO L87 Difference]: Start difference. First operand 5319 states and 7644 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 16:02:42,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:48,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:50,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:52,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:02:52,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:02:52,752 INFO L93 Difference]: Finished difference Result 15536 states and 22334 transitions. [2022-12-14 16:02:52,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:02:52,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 177 [2022-12-14 16:02:52,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:02:52,793 INFO L225 Difference]: With dead ends: 15536 [2022-12-14 16:02:52,794 INFO L226 Difference]: Without dead ends: 10220 [2022-12-14 16:02:52,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:52,810 INFO L413 NwaCegarLoop]: 3907 mSDtfsCounter, 2678 mSDsluCounter, 2562 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2681 SdHoareTripleChecker+Valid, 6469 SdHoareTripleChecker+Invalid, 688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-12-14 16:02:52,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2681 Valid, 6469 Invalid, 688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 684 Invalid, 3 Unknown, 0 Unchecked, 11.6s Time] [2022-12-14 16:02:52,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10220 states. [2022-12-14 16:02:53,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10220 to 10212. [2022-12-14 16:02:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10212 states, 6158 states have (on average 1.3316011692107828) internal successors, (8200), 6471 states have internal predecessors, (8200), 3242 states have call successors, (3242), 817 states have call predecessors, (3242), 811 states have return successors, (3241), 3185 states have call predecessors, (3241), 3241 states have call successors, (3241) [2022-12-14 16:02:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10212 states to 10212 states and 14683 transitions. [2022-12-14 16:02:53,175 INFO L78 Accepts]: Start accepts. Automaton has 10212 states and 14683 transitions. Word has length 177 [2022-12-14 16:02:53,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:02:53,175 INFO L495 AbstractCegarLoop]: Abstraction has 10212 states and 14683 transitions. [2022-12-14 16:02:53,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 16:02:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 10212 states and 14683 transitions. [2022-12-14 16:02:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-14 16:02:53,181 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:02:53,181 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-12-14 16:02:53,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 16:02:53,181 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:02:53,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:02:53,182 INFO L85 PathProgramCache]: Analyzing trace with hash 912207504, now seen corresponding path program 1 times [2022-12-14 16:02:53,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:02:53,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341851455] [2022-12-14 16:02:53,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:02:53,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:02:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:02:53,659 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 16:02:53,659 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:02:53,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341851455] [2022-12-14 16:02:53,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341851455] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:02:53,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:02:53,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:02:53,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75737442] [2022-12-14 16:02:53,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:02:53,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:02:53,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:02:53,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:02:53,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:02:53,661 INFO L87 Difference]: Start difference. First operand 10212 states and 14683 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 16:02:55,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:02,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:03,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:03:03,059 INFO L93 Difference]: Finished difference Result 29491 states and 42467 transitions. [2022-12-14 16:03:03,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:03:03,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 198 [2022-12-14 16:03:03,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:03:03,141 INFO L225 Difference]: With dead ends: 29491 [2022-12-14 16:03:03,141 INFO L226 Difference]: Without dead ends: 19282 [2022-12-14 16:03:03,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:03:03,170 INFO L413 NwaCegarLoop]: 4126 mSDtfsCounter, 2728 mSDsluCounter, 2564 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2731 SdHoareTripleChecker+Valid, 6690 SdHoareTripleChecker+Invalid, 727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-12-14 16:03:03,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2731 Valid, 6690 Invalid, 727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 724 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2022-12-14 16:03:03,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19282 states. [2022-12-14 16:03:03,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19282 to 19242. [2022-12-14 16:03:03,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19242 states, 11605 states have (on average 1.3345971563981043) internal successors, (15488), 12216 states have internal predecessors, (15488), 6125 states have call successors, (6125), 1523 states have call predecessors, (6125), 1511 states have return successors, (6124), 6008 states have call predecessors, (6124), 6124 states have call successors, (6124) [2022-12-14 16:03:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19242 states to 19242 states and 27737 transitions. [2022-12-14 16:03:03,808 INFO L78 Accepts]: Start accepts. Automaton has 19242 states and 27737 transitions. Word has length 198 [2022-12-14 16:03:03,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:03:03,809 INFO L495 AbstractCegarLoop]: Abstraction has 19242 states and 27737 transitions. [2022-12-14 16:03:03,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 16:03:03,809 INFO L276 IsEmpty]: Start isEmpty. Operand 19242 states and 27737 transitions. [2022-12-14 16:03:03,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-14 16:03:03,822 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:03:03,822 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 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] [2022-12-14 16:03:03,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 16:03:03,822 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:03:03,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:03:03,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1096566950, now seen corresponding path program 1 times [2022-12-14 16:03:03,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:03:03,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621605448] [2022-12-14 16:03:03,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:03:03,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:03:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:03:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-12-14 16:03:04,378 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:03:04,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621605448] [2022-12-14 16:03:04,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621605448] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:03:04,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:03:04,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:03:04,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108215276] [2022-12-14 16:03:04,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:03:04,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:03:04,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:03:04,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:03:04,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:03:04,380 INFO L87 Difference]: Start difference. First operand 19242 states and 27737 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 16:03:06,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:11,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:11,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:03:11,927 INFO L93 Difference]: Finished difference Result 20509 states and 29039 transitions. [2022-12-14 16:03:11,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:03:11,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 199 [2022-12-14 16:03:11,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:03:12,005 INFO L225 Difference]: With dead ends: 20509 [2022-12-14 16:03:12,005 INFO L226 Difference]: Without dead ends: 20506 [2022-12-14 16:03:12,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:03:12,013 INFO L413 NwaCegarLoop]: 2649 mSDtfsCounter, 1525 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1525 SdHoareTripleChecker+Valid, 3913 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-12-14 16:03:12,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1525 Valid, 3913 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 449 Invalid, 2 Unknown, 0 Unchecked, 7.1s Time] [2022-12-14 16:03:12,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20506 states. [2022-12-14 16:03:12,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20506 to 20506. [2022-12-14 16:03:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20506 states, 12283 states have (on average 1.3227224619392657) internal successors, (16247), 12918 states have internal predecessors, (16247), 6388 states have call successors, (6388), 1846 states have call predecessors, (6388), 1834 states have return successors, (6387), 6271 states have call predecessors, (6387), 6387 states have call successors, (6387) [2022-12-14 16:03:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20506 states to 20506 states and 29022 transitions. [2022-12-14 16:03:12,659 INFO L78 Accepts]: Start accepts. Automaton has 20506 states and 29022 transitions. Word has length 199 [2022-12-14 16:03:12,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:03:12,660 INFO L495 AbstractCegarLoop]: Abstraction has 20506 states and 29022 transitions. [2022-12-14 16:03:12,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 16:03:12,660 INFO L276 IsEmpty]: Start isEmpty. Operand 20506 states and 29022 transitions. [2022-12-14 16:03:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-14 16:03:12,693 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:03:12,694 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 16:03:12,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 16:03:12,694 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:03:12,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:03:12,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1796744490, now seen corresponding path program 1 times [2022-12-14 16:03:12,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:03:12,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687156094] [2022-12-14 16:03:12,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:03:12,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:03:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:03:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2022-12-14 16:03:13,243 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:03:13,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687156094] [2022-12-14 16:03:13,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687156094] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:03:13,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 16:03:13,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 16:03:13,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634930773] [2022-12-14 16:03:13,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:03:13,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 16:03:13,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:03:13,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 16:03:13,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:03:13,245 INFO L87 Difference]: Start difference. First operand 20506 states and 29022 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-12-14 16:03:15,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:20,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:22,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:03:22,684 INFO L93 Difference]: Finished difference Result 53908 states and 76567 transitions. [2022-12-14 16:03:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 16:03:22,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 268 [2022-12-14 16:03:22,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:03:22,784 INFO L225 Difference]: With dead ends: 53908 [2022-12-14 16:03:22,784 INFO L226 Difference]: Without dead ends: 33405 [2022-12-14 16:03:22,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 16:03:22,832 INFO L413 NwaCegarLoop]: 3557 mSDtfsCounter, 2652 mSDsluCounter, 2374 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 52 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2655 SdHoareTripleChecker+Valid, 5931 SdHoareTripleChecker+Invalid, 824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-12-14 16:03:22,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2655 Valid, 5931 Invalid, 824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 770 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2022-12-14 16:03:22,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33405 states. [2022-12-14 16:03:23,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33405 to 33400. [2022-12-14 16:03:23,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33400 states, 20188 states have (on average 1.323954824648306) internal successors, (26728), 21272 states have internal predecessors, (26728), 10281 states have call successors, (10281), 2950 states have call predecessors, (10281), 2930 states have return successors, (10280), 10081 states have call predecessors, (10280), 10280 states have call successors, (10280) [2022-12-14 16:03:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33400 states to 33400 states and 47289 transitions. [2022-12-14 16:03:23,818 INFO L78 Accepts]: Start accepts. Automaton has 33400 states and 47289 transitions. Word has length 268 [2022-12-14 16:03:23,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:03:23,818 INFO L495 AbstractCegarLoop]: Abstraction has 33400 states and 47289 transitions. [2022-12-14 16:03:23,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-12-14 16:03:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 33400 states and 47289 transitions. [2022-12-14 16:03:23,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-12-14 16:03:23,835 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:03:23,835 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 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] [2022-12-14 16:03:23,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 16:03:23,835 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:03:23,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:03:23,836 INFO L85 PathProgramCache]: Analyzing trace with hash 891617773, now seen corresponding path program 1 times [2022-12-14 16:03:23,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:03:23,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640058876] [2022-12-14 16:03:23,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:03:23,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:03:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:03:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2022-12-14 16:03:25,743 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:03:25,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640058876] [2022-12-14 16:03:25,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640058876] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 16:03:25,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715632237] [2022-12-14 16:03:25,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:03:25,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:03:25,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:03:25,745 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:03:25,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 16:03:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:03:31,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 6959 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 16:03:31,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:03:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-12-14 16:03:31,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 16:03:31,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715632237] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 16:03:31,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 16:03:31,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2022-12-14 16:03:31,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874019723] [2022-12-14 16:03:31,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 16:03:31,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 16:03:31,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 16:03:31,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 16:03:31,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-14 16:03:31,445 INFO L87 Difference]: Start difference. First operand 33400 states and 47289 transitions. Second operand has 6 states, 4 states have (on average 22.25) internal successors, (89), 6 states have internal predecessors, (89), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 16:03:33,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:43,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 16:03:45,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 16:03:45,163 INFO L93 Difference]: Finished difference Result 66933 states and 95422 transitions. [2022-12-14 16:03:45,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 16:03:45,165 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 22.25) internal successors, (89), 6 states have internal predecessors, (89), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 266 [2022-12-14 16:03:45,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 16:03:45,269 INFO L225 Difference]: With dead ends: 66933 [2022-12-14 16:03:45,270 INFO L226 Difference]: Without dead ends: 33460 [2022-12-14 16:03:45,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-14 16:03:45,335 INFO L413 NwaCegarLoop]: 2557 mSDtfsCounter, 3 mSDsluCounter, 10195 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 12752 SdHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-12-14 16:03:45,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 12752 Invalid, 1543 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 1529 Invalid, 2 Unknown, 0 Unchecked, 12.6s Time] [2022-12-14 16:03:45,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33460 states. [2022-12-14 16:03:46,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33460 to 33460. [2022-12-14 16:03:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33460 states, 20232 states have (on average 1.3240411229735074) internal successors, (26788), 21332 states have internal predecessors, (26788), 10281 states have call successors, (10281), 2950 states have call predecessors, (10281), 2946 states have return successors, (10312), 10081 states have call predecessors, (10312), 10280 states have call successors, (10312) [2022-12-14 16:03:46,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33460 states to 33460 states and 47381 transitions. [2022-12-14 16:03:46,310 INFO L78 Accepts]: Start accepts. Automaton has 33460 states and 47381 transitions. Word has length 266 [2022-12-14 16:03:46,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 16:03:46,311 INFO L495 AbstractCegarLoop]: Abstraction has 33460 states and 47381 transitions. [2022-12-14 16:03:46,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 22.25) internal successors, (89), 6 states have internal predecessors, (89), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 16:03:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 33460 states and 47381 transitions. [2022-12-14 16:03:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-12-14 16:03:46,327 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 16:03:46,328 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-14 16:03:46,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 16:03:46,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:03:46,530 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 16:03:46,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:03:46,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1810881487, now seen corresponding path program 1 times [2022-12-14 16:03:46,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 16:03:46,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685574686] [2022-12-14 16:03:46,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:03:46,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:03:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:03:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2022-12-14 16:03:48,648 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 16:03:48,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685574686] [2022-12-14 16:03:48,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685574686] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 16:03:48,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915369609] [2022-12-14 16:03:48,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 16:03:48,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 16:03:48,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 16:03:48,650 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 16:03:48,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3005ac38-1d01-47e7-9553-9d2e18062e24/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 16:03:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:03:57,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 7049 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 16:03:57,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 16:03:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 50 proven. 1 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2022-12-14 16:03:57,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 16:03:58,290 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2022-12-14 16:03:58,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915369609] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 16:03:58,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [850023201] [2022-12-14 16:03:58,307 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2022-12-14 16:03:58,307 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 16:03:58,310 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 16:03:58,313 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 16:03:58,314 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 16:04:09,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-12-14 16:04:09,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 19 [2022-12-14 16:04:09,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-12-14 16:04:10,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-12-14 16:04:10,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 19 [2022-12-14 16:04:10,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-12-14 16:04:10,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-12-14 16:09:49,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:09:55,644 INFO L217 Elim1Store]: Index analysis took 233 ms [2022-12-14 16:09:55,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 583 disjoint index pairs (out of 561 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 18340 treesize of output 17705 [2022-12-14 16:09:59,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:10:00,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1302 treesize of output 1205 [2022-12-14 16:10:01,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-12-14 16:10:01,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:10:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 16:10:02,126 INFO L217 Elim1Store]: Index analysis took 156 ms [2022-12-14 16:10:30,260 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse1 (select |v_#memory_int_1487| |~#isp1760_of_match~0.base|))) (= (let ((.cse0 (+ 192 |~#isp1760_of_match~0.offset|))) (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store ((as const (Array Int Int)) 0) |~#isp1760_of_match~0.offset| 0) (+ |~#isp1760_of_match~0.offset| 1) 0) (+ |~#isp1760_of_match~0.offset| 2) 0) (+ |~#isp1760_of_match~0.offset| 3) 0) (+ |~#isp1760_of_match~0.offset| 4) 0) (+ 5 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 6) 0) (+ 7 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 8) 0) (+ |~#isp1760_of_match~0.offset| 9) 0) (+ |~#isp1760_of_match~0.offset| 10) 0) (+ |~#isp1760_of_match~0.offset| 11) 0) (+ |~#isp1760_of_match~0.offset| 12) 0) (+ |~#isp1760_of_match~0.offset| 13) 0) (+ |~#isp1760_of_match~0.offset| 14) 0) (+ |~#isp1760_of_match~0.offset| 15) 0) (+ |~#isp1760_of_match~0.offset| 16) 0) (+ |~#isp1760_of_match~0.offset| 17) 0) (+ |~#isp1760_of_match~0.offset| 18) 0) (+ 19 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 20) 0) (+ |~#isp1760_of_match~0.offset| 21) 0) (+ |~#isp1760_of_match~0.offset| 22) 0) (+ 23 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 24) 0) (+ |~#isp1760_of_match~0.offset| 25) 0) (+ |~#isp1760_of_match~0.offset| 26) 0) (+ |~#isp1760_of_match~0.offset| 27) 0) (+ |~#isp1760_of_match~0.offset| 28) 0) (+ 29 |~#isp1760_of_match~0.offset|) 0) (+ 30 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 31) 0) (+ 32 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 33) 0) (+ |~#isp1760_of_match~0.offset| 34) 0) (+ 35 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 36) 0) (+ |~#isp1760_of_match~0.offset| 37) 0) (+ |~#isp1760_of_match~0.offset| 38) 0) (+ |~#isp1760_of_match~0.offset| 39) 0) (+ 40 |~#isp1760_of_match~0.offset|) 0) (+ 41 |~#isp1760_of_match~0.offset|) 0) (+ 42 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 43) 0) (+ 44 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 45) 0) (+ |~#isp1760_of_match~0.offset| 46) 0) (+ |~#isp1760_of_match~0.offset| 47) 0) (+ |~#isp1760_of_match~0.offset| 48) 0) (+ 49 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 50) 0) (+ 51 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 52) 0) (+ 53 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 54) 0) (+ |~#isp1760_of_match~0.offset| 55) 0) (+ 56 |~#isp1760_of_match~0.offset|) 0) (+ 57 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 58) 0) (+ 59 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 60) 0) (+ |~#isp1760_of_match~0.offset| 61) 0) (+ |~#isp1760_of_match~0.offset| 62) 0) (+ |~#isp1760_of_match~0.offset| 63) 0) (+ 64 |~#isp1760_of_match~0.offset|) 110) (+ |~#isp1760_of_match~0.offset| 65) 120) (+ 66 |~#isp1760_of_match~0.offset|) 112) (+ 67 |~#isp1760_of_match~0.offset|) 44) (+ 68 |~#isp1760_of_match~0.offset|) 117) (+ |~#isp1760_of_match~0.offset| 69) 115) (+ |~#isp1760_of_match~0.offset| 70) 98) (+ |~#isp1760_of_match~0.offset| 71) 45) (+ 72 |~#isp1760_of_match~0.offset|) 105) (+ |~#isp1760_of_match~0.offset| 73) 115) (+ |~#isp1760_of_match~0.offset| 74) 112) (+ |~#isp1760_of_match~0.offset| 75) 49) (+ 76 |~#isp1760_of_match~0.offset|) 55) (+ 77 |~#isp1760_of_match~0.offset|) 54) (+ |~#isp1760_of_match~0.offset| 78) 48) (+ |~#isp1760_of_match~0.offset| 79) 0) .cse0 (select .cse1 .cse0))) .cse1)) [2022-12-14 16:10:32,272 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse1 (select |v_#memory_int_1487| |~#isp1760_of_match~0.base|))) (= (let ((.cse0 (+ 192 |~#isp1760_of_match~0.offset|))) (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store ((as const (Array Int Int)) 0) |~#isp1760_of_match~0.offset| 0) (+ |~#isp1760_of_match~0.offset| 1) 0) (+ |~#isp1760_of_match~0.offset| 2) 0) (+ |~#isp1760_of_match~0.offset| 3) 0) (+ |~#isp1760_of_match~0.offset| 4) 0) (+ 5 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 6) 0) (+ 7 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 8) 0) (+ |~#isp1760_of_match~0.offset| 9) 0) (+ |~#isp1760_of_match~0.offset| 10) 0) (+ |~#isp1760_of_match~0.offset| 11) 0) (+ |~#isp1760_of_match~0.offset| 12) 0) (+ |~#isp1760_of_match~0.offset| 13) 0) (+ |~#isp1760_of_match~0.offset| 14) 0) (+ |~#isp1760_of_match~0.offset| 15) 0) (+ |~#isp1760_of_match~0.offset| 16) 0) (+ |~#isp1760_of_match~0.offset| 17) 0) (+ |~#isp1760_of_match~0.offset| 18) 0) (+ 19 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 20) 0) (+ |~#isp1760_of_match~0.offset| 21) 0) (+ |~#isp1760_of_match~0.offset| 22) 0) (+ 23 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 24) 0) (+ |~#isp1760_of_match~0.offset| 25) 0) (+ |~#isp1760_of_match~0.offset| 26) 0) (+ |~#isp1760_of_match~0.offset| 27) 0) (+ |~#isp1760_of_match~0.offset| 28) 0) (+ 29 |~#isp1760_of_match~0.offset|) 0) (+ 30 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 31) 0) (+ 32 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 33) 0) (+ |~#isp1760_of_match~0.offset| 34) 0) (+ 35 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 36) 0) (+ |~#isp1760_of_match~0.offset| 37) 0) (+ |~#isp1760_of_match~0.offset| 38) 0) (+ |~#isp1760_of_match~0.offset| 39) 0) (+ 40 |~#isp1760_of_match~0.offset|) 0) (+ 41 |~#isp1760_of_match~0.offset|) 0) (+ 42 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 43) 0) (+ 44 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 45) 0) (+ |~#isp1760_of_match~0.offset| 46) 0) (+ |~#isp1760_of_match~0.offset| 47) 0) (+ |~#isp1760_of_match~0.offset| 48) 0) (+ 49 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 50) 0) (+ 51 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 52) 0) (+ 53 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 54) 0) (+ |~#isp1760_of_match~0.offset| 55) 0) (+ 56 |~#isp1760_of_match~0.offset|) 0) (+ 57 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 58) 0) (+ 59 |~#isp1760_of_match~0.offset|) 0) (+ |~#isp1760_of_match~0.offset| 60) 0) (+ |~#isp1760_of_match~0.offset| 61) 0) (+ |~#isp1760_of_match~0.offset| 62) 0) (+ |~#isp1760_of_match~0.offset| 63) 0) (+ 64 |~#isp1760_of_match~0.offset|) 110) (+ |~#isp1760_of_match~0.offset| 65) 120) (+ 66 |~#isp1760_of_match~0.offset|) 112) (+ 67 |~#isp1760_of_match~0.offset|) 44) (+ 68 |~#isp1760_of_match~0.offset|) 117) (+ |~#isp1760_of_match~0.offset| 69) 115) (+ |~#isp1760_of_match~0.offset| 70) 98) (+ |~#isp1760_of_match~0.offset| 71) 45) (+ 72 |~#isp1760_of_match~0.offset|) 105) (+ |~#isp1760_of_match~0.offset| 73) 115) (+ |~#isp1760_of_match~0.offset| 74) 112) (+ |~#isp1760_of_match~0.offset| 75) 49) (+ 76 |~#isp1760_of_match~0.offset|) 55) (+ 77 |~#isp1760_of_match~0.offset|) 54) (+ |~#isp1760_of_match~0.offset| 78) 48) (+ |~#isp1760_of_match~0.offset| 79) 0) .cse0 (select .cse1 .cse0))) .cse1)) [2022-12-14 16:10:32,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 76 select indices, 76 select index equivalence classes, 3004 disjoint index pairs (out of 2850 index pairs), introduced 76 new quantified variables, introduced 0 case distinctions, treesize of input 4185 treesize of output 3504 [2022-12-14 16:10:33,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 78 select indices, 78 select index equivalence classes, 3003 disjoint index pairs (out of 3003 index pairs), introduced 78 new quantified variables, introduced 0 case distinctions, treesize of input 4605 treesize of output 3919 [2022-12-14 16:10:36,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 79 select indices, 79 select index equivalence classes, 3160 disjoint index pairs (out of 3081 index pairs), introduced 79 new quantified variables, introduced 0 case distinctions, treesize of input 4221 treesize of output 3541 [2022-12-14 16:10:40,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11