./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/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_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/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_a159edb5-537b-4646-8138-04fa935c130c/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 d9b118296c3c6ba241fa831bfdb5289a0072e9871a56ce58ee16beb68bb5aa55 --- 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 08:38:37,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:38:37,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:38:37,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:38:37,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:38:37,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:38:37,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:38:37,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:38:37,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:38:37,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:38:37,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:38:37,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:38:37,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:38:37,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:38:37,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:38:37,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:38:37,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:38:37,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:38:37,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:38:37,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:38:37,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:38:37,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:38:37,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:38:37,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:38:37,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:38:37,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:38:37,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:38:37,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:38:37,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:38:37,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:38:37,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:38:37,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:38:37,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:38:37,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:38:37,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:38:37,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:38:37,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:38:37,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:38:37,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:38:37,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:38:37,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:38:37,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 08:38:37,620 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:38:37,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:38:37,621 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:38:37,621 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:38:37,622 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:38:37,622 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:38:37,622 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:38:37,622 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:38:37,622 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:38:37,622 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:38:37,623 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:38:37,623 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:38:37,623 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:38:37,623 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:38:37,623 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:38:37,623 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:38:37,624 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:38:37,624 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:38:37,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:38:37,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:38:37,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:38:37,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:38:37,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:38:37,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:38:37,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:38:37,626 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:38:37,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:38:37,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:38:37,627 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:38:37,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:38:37,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:38:37,627 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:38:37,628 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_a159edb5-537b-4646-8138-04fa935c130c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9b118296c3c6ba241fa831bfdb5289a0072e9871a56ce58ee16beb68bb5aa55 [2022-12-14 08:38:37,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:38:37,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:38:37,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:38:37,850 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:38:37,850 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:38:37,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2022-12-14 08:38:40,520 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:38:40,784 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:38:40,784 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2022-12-14 08:38:40,803 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/data/8a7dbe097/a56aa9e24d174cfa8846c4c74ee5a29e/FLAG30ab77431 [2022-12-14 08:38:40,815 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/data/8a7dbe097/a56aa9e24d174cfa8846c4c74ee5a29e [2022-12-14 08:38:40,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:38:40,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:38:40,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:38:40,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:38:40,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:38:40,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:38:40" (1/1) ... [2022-12-14 08:38:40,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d894c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:40, skipping insertion in model container [2022-12-14 08:38:40,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:38:40" (1/1) ... [2022-12-14 08:38:40,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:38:40,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:38:41,139 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 08:38:41,152 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-14 08:38:41,192 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-14 08:38:41,198 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-14 08:38:41,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,282 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,283 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,284 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,285 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,285 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,286 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,291 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 08:38:41,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,296 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,302 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,309 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,312 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,315 WARN L623 FunctionHandler]: Unknown extern function usb_serial_generic_open [2022-12-14 08:38:41,317 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:38:41,318 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 08:38:41,318 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 08:38:41,320 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-14 08:38:41,321 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-14 08:38:41,321 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-14 08:38:41,325 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,326 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,326 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,328 WARN L623 FunctionHandler]: Unknown extern function tty_get_baud_rate [2022-12-14 08:38:41,330 WARN L623 FunctionHandler]: Unknown extern function tty_termios_copy_hw [2022-12-14 08:38:41,331 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-14 08:38:41,331 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,332 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,333 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-14 08:38:41,333 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,334 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,338 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register [2022-12-14 08:38:41,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,340 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister [2022-12-14 08:38:41,343 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-14 08:38:41,343 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister [2022-12-14 08:38:41,392 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 08:38:41,394 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-14 08:38:41,406 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_a159edb5-537b-4646-8138-04fa935c130c/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2022-12-14 08:38:41,414 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_pointer [2022-12-14 08:38:41,416 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_pointer [2022-12-14 08:38:41,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:38:41,456 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:38:41,528 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 08:38:41,529 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-14 08:38:41,531 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-14 08:38:41,532 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-14 08:38:41,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,549 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,553 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 08:38:41,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,556 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,557 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,560 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,566 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,568 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,571 WARN L623 FunctionHandler]: Unknown extern function usb_serial_generic_open [2022-12-14 08:38:41,572 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:38:41,574 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 08:38:41,574 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 08:38:41,576 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-14 08:38:41,577 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-14 08:38:41,577 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-14 08:38:41,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,579 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,581 WARN L623 FunctionHandler]: Unknown extern function tty_get_baud_rate [2022-12-14 08:38:41,582 WARN L623 FunctionHandler]: Unknown extern function tty_termios_copy_hw [2022-12-14 08:38:41,583 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-14 08:38:41,583 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,583 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,587 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-14 08:38:41,588 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:38:41,588 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:38:41,589 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register [2022-12-14 08:38:41,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:38:41,590 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister [2022-12-14 08:38:41,590 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-14 08:38:41,590 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister [2022-12-14 08:38:41,597 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 08:38:41,598 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-14 08:38:41,599 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_a159edb5-537b-4646-8138-04fa935c130c/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2022-12-14 08:38:41,599 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_pointer [2022-12-14 08:38:41,600 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_pointer [2022-12-14 08:38:41,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:38:41,628 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:38:41,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41 WrapperNode [2022-12-14 08:38:41,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:38:41,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:38:41,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:38:41,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:38:41,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,693 INFO L138 Inliner]: procedures = 81, calls = 518, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 1696 [2022-12-14 08:38:41,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:38:41,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:38:41,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:38:41,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:38:41,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,741 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:38:41,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:38:41,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:38:41,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:38:41,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (1/1) ... [2022-12-14 08:38:41,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:38:41,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:38:41,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:38:41,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:38:41,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:38:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2022-12-14 08:38:41,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2022-12-14 08:38:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 08:38:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2022-12-14 08:38:41,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2022-12-14 08:38:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 08:38:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 08:38:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-12-14 08:38:41,829 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-12-14 08:38:41,829 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-14 08:38:41,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-14 08:38:41,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 08:38:41,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 08:38:41,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-12-14 08:38:41,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-12-14 08:38:41,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 08:38:41,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 08:38:41,829 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 08:38:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 08:38:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 08:38:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2022-12-14 08:38:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2022-12-14 08:38:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2022-12-14 08:38:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2022-12-14 08:38:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 08:38:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 08:38:41,830 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2022-12-14 08:38:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2022-12-14 08:38:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2022-12-14 08:38:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2022-12-14 08:38:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2022-12-14 08:38:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2022-12-14 08:38:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 08:38:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 08:38:41,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:38:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:38:42,066 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:38:42,069 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:38:42,076 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 08:38:42,128 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2022-12-14 08:38:42,129 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2022-12-14 08:38:42,219 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2022-12-14 08:38:42,229 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 08:38:42,232 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 08:38:42,245 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 08:38:43,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume !false; [2022-12-14 08:38:43,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##73: assume false; [2022-12-14 08:38:43,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2022-12-14 08:38:43,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2022-12-14 08:38:43,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2022-12-14 08:38:43,068 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2022-12-14 08:38:43,075 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:38:43,561 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:38:43,561 INFO L300 CfgBuilder]: Removed 23 assume(true) statements. [2022-12-14 08:38:43,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:38:43 BoogieIcfgContainer [2022-12-14 08:38:43,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:38:43,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:38:43,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:38:43,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:38:43,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:38:40" (1/3) ... [2022-12-14 08:38:43,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7e1df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:38:43, skipping insertion in model container [2022-12-14 08:38:43,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:38:41" (2/3) ... [2022-12-14 08:38:43,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7e1df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:38:43, skipping insertion in model container [2022-12-14 08:38:43,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:38:43" (3/3) ... [2022-12-14 08:38:43,572 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2022-12-14 08:38:43,589 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:38:43,589 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 08:38:43,632 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:38:43,638 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;@2130d8cc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:38:43,638 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 08:38:43,643 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 93 states have internal predecessors, (121), 25 states have call successors, (25), 13 states have call predecessors, (25), 12 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2022-12-14 08:38:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 08:38:43,650 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:43,650 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:38:43,651 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:43,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:43,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1093921771, now seen corresponding path program 1 times [2022-12-14 08:38:43,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:43,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982871158] [2022-12-14 08:38:43,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:43,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:44,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:38:44,143 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:44,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982871158] [2022-12-14 08:38:44,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982871158] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:44,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:44,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:38:44,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033824788] [2022-12-14 08:38:44,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:44,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:38:44,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:44,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:38:44,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:38:44,181 INFO L87 Difference]: Start difference. First operand has 122 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 93 states have internal predecessors, (121), 25 states have call successors, (25), 13 states have call predecessors, (25), 12 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 08:38:44,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:44,511 INFO L93 Difference]: Finished difference Result 314 states and 440 transitions. [2022-12-14 08:38:44,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:38:44,513 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-12-14 08:38:44,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:44,520 INFO L225 Difference]: With dead ends: 314 [2022-12-14 08:38:44,520 INFO L226 Difference]: Without dead ends: 199 [2022-12-14 08:38:44,522 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 08:38:44,525 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 121 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:44,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 245 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:38:44,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2022-12-14 08:38:44,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 196. [2022-12-14 08:38:44,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 137 states have (on average 1.3868613138686132) internal successors, (190), 145 states have internal predecessors, (190), 38 states have call successors, (38), 21 states have call predecessors, (38), 20 states have return successors, (35), 33 states have call predecessors, (35), 35 states have call successors, (35) [2022-12-14 08:38:44,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 263 transitions. [2022-12-14 08:38:44,564 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 263 transitions. Word has length 13 [2022-12-14 08:38:44,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:44,565 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 263 transitions. [2022-12-14 08:38:44,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 08:38:44,565 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 263 transitions. [2022-12-14 08:38:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 08:38:44,566 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:44,566 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:38:44,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 08:38:44,566 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:44,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:44,567 INFO L85 PathProgramCache]: Analyzing trace with hash 448051714, now seen corresponding path program 1 times [2022-12-14 08:38:44,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:44,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112080272] [2022-12-14 08:38:44,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:44,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:44,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:38:44,730 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:44,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112080272] [2022-12-14 08:38:44,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112080272] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:44,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:44,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:38:44,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123069038] [2022-12-14 08:38:44,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:44,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:38:44,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:44,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:38:44,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:38:44,733 INFO L87 Difference]: Start difference. First operand 196 states and 263 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 08:38:44,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:44,909 INFO L93 Difference]: Finished difference Result 198 states and 264 transitions. [2022-12-14 08:38:44,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:38:44,910 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-12-14 08:38:44,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:44,913 INFO L225 Difference]: With dead ends: 198 [2022-12-14 08:38:44,913 INFO L226 Difference]: Without dead ends: 187 [2022-12-14 08:38:44,914 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 08:38:44,915 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 149 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:44,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 120 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 08:38:44,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2022-12-14 08:38:44,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2022-12-14 08:38:44,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 132 states have (on average 1.371212121212121) internal successors, (181), 138 states have internal predecessors, (181), 35 states have call successors, (35), 20 states have call predecessors, (35), 19 states have return successors, (33), 31 states have call predecessors, (33), 33 states have call successors, (33) [2022-12-14 08:38:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 249 transitions. [2022-12-14 08:38:44,935 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 249 transitions. Word has length 14 [2022-12-14 08:38:44,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:44,935 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 249 transitions. [2022-12-14 08:38:44,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 08:38:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 249 transitions. [2022-12-14 08:38:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 08:38:44,939 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:44,939 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 08:38:44,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 08:38:44,939 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:44,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:44,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1999339274, now seen corresponding path program 1 times [2022-12-14 08:38:44,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:44,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555630214] [2022-12-14 08:38:44,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:38:45,916 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:45,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555630214] [2022-12-14 08:38:45,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555630214] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:45,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:45,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 08:38:45,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508699960] [2022-12-14 08:38:45,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:45,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 08:38:45,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:45,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 08:38:45,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:38:45,919 INFO L87 Difference]: Start difference. First operand 187 states and 249 transitions. Second operand has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-14 08:38:46,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:46,953 INFO L93 Difference]: Finished difference Result 464 states and 618 transitions. [2022-12-14 08:38:46,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:38:46,954 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 47 [2022-12-14 08:38:46,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:46,956 INFO L225 Difference]: With dead ends: 464 [2022-12-14 08:38:46,956 INFO L226 Difference]: Without dead ends: 340 [2022-12-14 08:38:46,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:38:46,957 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 185 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:46,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 349 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-14 08:38:46,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2022-12-14 08:38:46,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 327. [2022-12-14 08:38:46,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 239 states have (on average 1.389121338912134) internal successors, (332), 247 states have internal predecessors, (332), 55 states have call successors, (55), 33 states have call predecessors, (55), 32 states have return successors, (53), 50 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-14 08:38:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 440 transitions. [2022-12-14 08:38:46,985 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 440 transitions. Word has length 47 [2022-12-14 08:38:46,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:46,986 INFO L495 AbstractCegarLoop]: Abstraction has 327 states and 440 transitions. [2022-12-14 08:38:46,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-14 08:38:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 440 transitions. [2022-12-14 08:38:46,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 08:38:46,988 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:46,988 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 08:38:46,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 08:38:46,989 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:46,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:46,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1467630202, now seen corresponding path program 1 times [2022-12-14 08:38:46,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:46,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572403777] [2022-12-14 08:38:46,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:46,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:38:47,370 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:47,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572403777] [2022-12-14 08:38:47,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572403777] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:47,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:47,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 08:38:47,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580737179] [2022-12-14 08:38:47,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:47,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 08:38:47,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:47,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 08:38:47,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:38:47,373 INFO L87 Difference]: Start difference. First operand 327 states and 440 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-14 08:38:47,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:47,984 INFO L93 Difference]: Finished difference Result 849 states and 1137 transitions. [2022-12-14 08:38:47,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 08:38:47,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 47 [2022-12-14 08:38:47,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:47,988 INFO L225 Difference]: With dead ends: 849 [2022-12-14 08:38:47,988 INFO L226 Difference]: Without dead ends: 641 [2022-12-14 08:38:47,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 08:38:47,990 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 170 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:47,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 459 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 08:38:47,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2022-12-14 08:38:48,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 620. [2022-12-14 08:38:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 457 states have (on average 1.3807439824945296) internal successors, (631), 473 states have internal predecessors, (631), 100 states have call successors, (100), 61 states have call predecessors, (100), 62 states have return successors, (100), 92 states have call predecessors, (100), 98 states have call successors, (100) [2022-12-14 08:38:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 831 transitions. [2022-12-14 08:38:48,031 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 831 transitions. Word has length 47 [2022-12-14 08:38:48,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:48,031 INFO L495 AbstractCegarLoop]: Abstraction has 620 states and 831 transitions. [2022-12-14 08:38:48,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-14 08:38:48,032 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 831 transitions. [2022-12-14 08:38:48,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 08:38:48,033 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:48,033 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:38:48,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 08:38:48,033 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:48,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:48,034 INFO L85 PathProgramCache]: Analyzing trace with hash 53594054, now seen corresponding path program 1 times [2022-12-14 08:38:48,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:48,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422710863] [2022-12-14 08:38:48,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:48,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 08:38:48,499 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:48,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422710863] [2022-12-14 08:38:48,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422710863] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:48,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:48,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 08:38:48,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733436459] [2022-12-14 08:38:48,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:48,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 08:38:48,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:48,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 08:38:48,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 08:38:48,501 INFO L87 Difference]: Start difference. First operand 620 states and 831 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 08:38:49,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:49,222 INFO L93 Difference]: Finished difference Result 1231 states and 1651 transitions. [2022-12-14 08:38:49,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:38:49,223 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2022-12-14 08:38:49,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:49,227 INFO L225 Difference]: With dead ends: 1231 [2022-12-14 08:38:49,227 INFO L226 Difference]: Without dead ends: 616 [2022-12-14 08:38:49,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:38:49,230 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 2 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:49,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 573 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 08:38:49,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2022-12-14 08:38:49,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 616. [2022-12-14 08:38:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 455 states have (on average 1.378021978021978) internal successors, (627), 470 states have internal predecessors, (627), 99 states have call successors, (99), 60 states have call predecessors, (99), 61 states have return successors, (99), 91 states have call predecessors, (99), 97 states have call successors, (99) [2022-12-14 08:38:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 825 transitions. [2022-12-14 08:38:49,303 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 825 transitions. Word has length 51 [2022-12-14 08:38:49,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:49,304 INFO L495 AbstractCegarLoop]: Abstraction has 616 states and 825 transitions. [2022-12-14 08:38:49,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 08:38:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 825 transitions. [2022-12-14 08:38:49,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 08:38:49,306 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:49,307 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:38:49,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 08:38:49,307 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:49,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:49,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1216962457, now seen corresponding path program 1 times [2022-12-14 08:38:49,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:49,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900665853] [2022-12-14 08:38:49,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:49,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:49,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 08:38:49,855 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:49,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900665853] [2022-12-14 08:38:49,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900665853] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:49,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:49,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 08:38:49,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540451142] [2022-12-14 08:38:49,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:49,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 08:38:49,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:49,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 08:38:49,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:38:49,857 INFO L87 Difference]: Start difference. First operand 616 states and 825 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 08:38:50,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:50,328 INFO L93 Difference]: Finished difference Result 930 states and 1257 transitions. [2022-12-14 08:38:50,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:38:50,328 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2022-12-14 08:38:50,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:50,333 INFO L225 Difference]: With dead ends: 930 [2022-12-14 08:38:50,334 INFO L226 Difference]: Without dead ends: 918 [2022-12-14 08:38:50,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-12-14 08:38:50,335 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 185 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:50,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 313 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:38:50,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2022-12-14 08:38:50,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 632. [2022-12-14 08:38:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 471 states have (on average 1.3736730360934182) internal successors, (647), 482 states have internal predecessors, (647), 99 states have call successors, (99), 60 states have call predecessors, (99), 61 states have return successors, (99), 95 states have call predecessors, (99), 97 states have call successors, (99) [2022-12-14 08:38:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 845 transitions. [2022-12-14 08:38:50,394 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 845 transitions. Word has length 51 [2022-12-14 08:38:50,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:50,394 INFO L495 AbstractCegarLoop]: Abstraction has 632 states and 845 transitions. [2022-12-14 08:38:50,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 08:38:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 845 transitions. [2022-12-14 08:38:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 08:38:50,396 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:50,396 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:38:50,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 08:38:50,396 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:50,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:50,397 INFO L85 PathProgramCache]: Analyzing trace with hash 681860114, now seen corresponding path program 1 times [2022-12-14 08:38:50,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:50,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812620199] [2022-12-14 08:38:50,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:50,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 08:38:51,137 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:51,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812620199] [2022-12-14 08:38:51,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812620199] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:51,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:51,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-14 08:38:51,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220019583] [2022-12-14 08:38:51,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:51,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 08:38:51,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:51,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 08:38:51,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 08:38:51,139 INFO L87 Difference]: Start difference. First operand 632 states and 845 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-14 08:38:52,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:52,409 INFO L93 Difference]: Finished difference Result 1561 states and 2168 transitions. [2022-12-14 08:38:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 08:38:52,410 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 53 [2022-12-14 08:38:52,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:52,415 INFO L225 Difference]: With dead ends: 1561 [2022-12-14 08:38:52,415 INFO L226 Difference]: Without dead ends: 1558 [2022-12-14 08:38:52,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:38:52,417 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 502 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:52,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 845 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 08:38:52,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-12-14 08:38:52,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 1242. [2022-12-14 08:38:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1242 states, 925 states have (on average 1.3762162162162161) internal successors, (1273), 950 states have internal predecessors, (1273), 193 states have call successors, (193), 116 states have call predecessors, (193), 123 states have return successors, (207), 187 states have call predecessors, (207), 191 states have call successors, (207) [2022-12-14 08:38:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1242 states and 1673 transitions. [2022-12-14 08:38:52,485 INFO L78 Accepts]: Start accepts. Automaton has 1242 states and 1673 transitions. Word has length 53 [2022-12-14 08:38:52,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:52,485 INFO L495 AbstractCegarLoop]: Abstraction has 1242 states and 1673 transitions. [2022-12-14 08:38:52,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-14 08:38:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1673 transitions. [2022-12-14 08:38:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 08:38:52,487 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:52,487 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 08:38:52,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 08:38:52,488 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:52,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:52,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1043802172, now seen corresponding path program 1 times [2022-12-14 08:38:52,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:52,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342676846] [2022-12-14 08:38:52,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:52,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 08:38:52,809 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:52,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342676846] [2022-12-14 08:38:52,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342676846] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:52,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:52,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:38:52,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001961572] [2022-12-14 08:38:52,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:52,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:38:52,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:52,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:38:52,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:38:52,811 INFO L87 Difference]: Start difference. First operand 1242 states and 1673 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 08:38:53,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:53,233 INFO L93 Difference]: Finished difference Result 1667 states and 2248 transitions. [2022-12-14 08:38:53,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:38:53,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 67 [2022-12-14 08:38:53,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:53,238 INFO L225 Difference]: With dead ends: 1667 [2022-12-14 08:38:53,238 INFO L226 Difference]: Without dead ends: 982 [2022-12-14 08:38:53,239 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 08:38:53,240 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 5 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:53,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 216 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:38:53,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2022-12-14 08:38:53,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 982. [2022-12-14 08:38:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 724 states have (on average 1.3522099447513811) internal successors, (979), 740 states have internal predecessors, (979), 157 states have call successors, (157), 102 states have call predecessors, (157), 100 states have return successors, (158), 147 states have call predecessors, (158), 155 states have call successors, (158) [2022-12-14 08:38:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1294 transitions. [2022-12-14 08:38:53,294 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1294 transitions. Word has length 67 [2022-12-14 08:38:53,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:53,294 INFO L495 AbstractCegarLoop]: Abstraction has 982 states and 1294 transitions. [2022-12-14 08:38:53,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 08:38:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1294 transitions. [2022-12-14 08:38:53,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 08:38:53,296 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:53,297 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 08:38:53,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 08:38:53,297 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:53,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:53,297 INFO L85 PathProgramCache]: Analyzing trace with hash 147159721, now seen corresponding path program 1 times [2022-12-14 08:38:53,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:53,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025743847] [2022-12-14 08:38:53,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:53,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 08:38:53,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:53,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025743847] [2022-12-14 08:38:53,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025743847] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:53,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:53,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 08:38:53,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637947979] [2022-12-14 08:38:53,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:53,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 08:38:53,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:53,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 08:38:53,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:38:53,865 INFO L87 Difference]: Start difference. First operand 982 states and 1294 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-14 08:38:54,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:54,881 INFO L93 Difference]: Finished difference Result 1876 states and 2487 transitions. [2022-12-14 08:38:54,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 08:38:54,881 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 69 [2022-12-14 08:38:54,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:54,887 INFO L225 Difference]: With dead ends: 1876 [2022-12-14 08:38:54,887 INFO L226 Difference]: Without dead ends: 1864 [2022-12-14 08:38:54,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-12-14 08:38:54,889 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 269 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:54,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 309 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 08:38:54,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1864 states. [2022-12-14 08:38:54,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1864 to 1580. [2022-12-14 08:38:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1170 states have (on average 1.3615384615384616) internal successors, (1593), 1196 states have internal predecessors, (1593), 251 states have call successors, (251), 158 states have call predecessors, (251), 158 states have return successors, (254), 235 states have call predecessors, (254), 249 states have call successors, (254) [2022-12-14 08:38:54,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 2098 transitions. [2022-12-14 08:38:54,993 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 2098 transitions. Word has length 69 [2022-12-14 08:38:54,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:54,993 INFO L495 AbstractCegarLoop]: Abstraction has 1580 states and 2098 transitions. [2022-12-14 08:38:54,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-12-14 08:38:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2098 transitions. [2022-12-14 08:38:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 08:38:54,995 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:54,995 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 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 08:38:54,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 08:38:54,996 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:38:54,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:54,996 INFO L85 PathProgramCache]: Analyzing trace with hash -282950071, now seen corresponding path program 1 times [2022-12-14 08:38:54,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:54,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645062063] [2022-12-14 08:38:54,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:54,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 08:38:55,800 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:55,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645062063] [2022-12-14 08:38:55,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645062063] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 08:38:55,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755909221] [2022-12-14 08:38:55,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:55,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:38:55,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:38:55,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:38:55,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a159edb5-537b-4646-8138-04fa935c130c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 08:38:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:56,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 2292 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 08:38:56,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:38:56,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:38:56,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 08:38:56,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:38:57,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 08:38:58,126 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 08:38:58,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755909221] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:38:58,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [544499024] [2022-12-14 08:38:58,145 INFO L159 IcfgInterpreter]: Started Sifa with 53 locations of interest [2022-12-14 08:38:58,146 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 08:38:58,149 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 08:38:58,154 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 08:38:58,154 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 08:38:59,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 649 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-12-14 08:39:00,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1050 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 206 [2022-12-14 08:39:00,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 273 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 91 [2022-12-14 08:39:00,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 453 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 126 [2022-12-14 08:39:00,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 310 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 101 [2022-12-14 08:39:01,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3283 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 386 [2022-12-14 08:39:01,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1244 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 231 [2022-12-14 08:39:01,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 121 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 61 [2022-12-14 08:39:02,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 758 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 166 [2022-12-14 08:39:05,693 INFO L321 Elim1Store]: treesize reduction 65, result has 9.7 percent of original size [2022-12-14 08:39:05,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 30 [2022-12-14 08:39:05,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 9 [2022-12-14 08:39:05,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 9 [2022-12-14 08:39:08,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-12-14 08:39:08,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:08,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-12-14 08:39:09,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:09,829 INFO L217 Elim1Store]: Index analysis took 156 ms [2022-12-14 08:39:09,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 189 select indices, 189 select index equivalence classes, 1787 disjoint index pairs (out of 17766 index pairs), introduced 189 new quantified variables, introduced 0 case distinctions, treesize of input 1498 treesize of output 570 [2022-12-14 08:39:15,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-12-14 08:39:15,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:15,977 INFO L217 Elim1Store]: Index analysis took 120 ms [2022-12-14 08:39:16,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 189 select indices, 189 select index equivalence classes, 1787 disjoint index pairs (out of 17766 index pairs), introduced 189 new quantified variables, introduced 0 case distinctions, treesize of input 1498 treesize of output 570 [2022-12-14 08:39:16,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:39:16,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-12-14 08:40:05,898 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 8 treesize of output 7 [2022-12-14 08:40:05,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 08:40:11,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:40:11,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:40:11,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:40:11,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:40:17,447 INFO L197 IcfgInterpreter]: Interpreting procedure usb_free_urb with input of size 126 for LOIs [2022-12-14 08:40:17,499 INFO L197 IcfgInterpreter]: Interpreting procedure kmalloc with input of size 142 for LOIs [2022-12-14 08:40:17,963 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undefined_pointer with input of size 127 for LOIs [2022-12-14 08:40:18,154 INFO L197 IcfgInterpreter]: Interpreting procedure ir_init with input of size 2228 for LOIs [2022-12-14 08:40:28,487 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 214 for LOIs [2022-12-14 08:40:28,948 INFO L197 IcfgInterpreter]: Interpreting procedure ir_xbof_change with input of size 120 for LOIs [2022-12-14 08:40:29,031 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 08:40:51,881 WARN L233 SmtUtils]: Spent 22.29s on a formula simplification that was a NOOP. DAG size: 2222 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:41:15,620 WARN L233 SmtUtils]: Spent 23.03s on a formula simplification that was a NOOP. DAG size: 2228 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:42:03,257 WARN L233 SmtUtils]: Spent 46.94s on a formula simplification. DAG size of input: 2247 DAG size of output: 2244 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:42:52,790 WARN L233 SmtUtils]: Spent 48.60s on a formula simplification. DAG size of input: 2288 DAG size of output: 2282 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:43:44,730 WARN L233 SmtUtils]: Spent 51.12s on a formula simplification. DAG size of input: 2291 DAG size of output: 2280 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:44:28,418 WARN L233 SmtUtils]: Spent 43.12s on a formula simplification. DAG size of input: 1308 DAG size of output: 1216 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:45:11,188 WARN L233 SmtUtils]: Spent 42.18s on a formula simplification. DAG size of input: 1308 DAG size of output: 1218 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:45:40,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [544499024] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:45:40,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 08:45:40,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [9, 11, 9] total 61 [2022-12-14 08:45:40,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017093509] [2022-12-14 08:45:40,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:45:40,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-12-14 08:45:40,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:45:40,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-12-14 08:45:40,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=530, Invalid=3130, Unknown=0, NotChecked=0, Total=3660 [2022-12-14 08:45:40,512 INFO L87 Difference]: Start difference. First operand 1580 states and 2098 transitions. Second operand has 43 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 30 states have internal predecessors, (40), 8 states have call successors, (8), 7 states have call predecessors, (8), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-14 08:45:42,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:45:43,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:46:50,775 WARN L233 SmtUtils]: Spent 1.06m on a formula simplification. DAG size of input: 2231 DAG size of output: 2226 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:47:49,202 WARN L233 SmtUtils]: Spent 57.78s on a formula simplification. DAG size of input: 2235 DAG size of output: 2228 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:48:45,737 WARN L233 SmtUtils]: Spent 55.85s on a formula simplification. DAG size of input: 2265 DAG size of output: 2230 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:49:42,654 WARN L233 SmtUtils]: Spent 56.14s on a formula simplification. DAG size of input: 2271 DAG size of output: 2236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:50:44,918 WARN L233 SmtUtils]: Spent 1.03m on a formula simplification. DAG size of input: 2273 DAG size of output: 2238 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:51:43,383 WARN L233 SmtUtils]: Spent 57.54s on a formula simplification. DAG size of input: 2283 DAG size of output: 2242 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)