./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/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_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/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_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/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 2748addc8053ad023c4e3c8659303b8900a913629c960b74e135fe261e72552c --- 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 11:18:26,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:18:26,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:18:26,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:18:26,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:18:26,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:18:26,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:18:26,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:18:26,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:18:26,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:18:26,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:18:26,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:18:26,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:18:26,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:18:26,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:18:26,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:18:26,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:18:26,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:18:26,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:18:26,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:18:26,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:18:26,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:18:26,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:18:26,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:18:26,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:18:26,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:18:26,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:18:26,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:18:26,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:18:26,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:18:26,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:18:26,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:18:26,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:18:26,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:18:26,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:18:26,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:18:26,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:18:26,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:18:26,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:18:26,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:18:26,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:18:26,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 11:18:26,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:18:26,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:18:26,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:18:26,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:18:26,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:18:26,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:18:26,543 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:18:26,544 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:18:26,544 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:18:26,544 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:18:26,544 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:18:26,544 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:18:26,545 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:18:26,545 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:18:26,545 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:18:26,545 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:18:26,545 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:18:26,546 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:18:26,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:18:26,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:18:26,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:18:26,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:18:26,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:18:26,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:18:26,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:18:26,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:18:26,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:18:26,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:18:26,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:18:26,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:18:26,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:18:26,549 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:18:26,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:18:26,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:18:26,550 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:18:26,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:18:26,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:18:26,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:18:26,550 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_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2748addc8053ad023c4e3c8659303b8900a913629c960b74e135fe261e72552c [2022-12-14 11:18:26,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:18:26,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:18:26,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:18:26,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:18:26,764 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:18:26,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2022-12-14 11:18:29,414 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:18:29,708 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:18:29,708 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2022-12-14 11:18:29,729 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/data/e0bc122bb/c9843ca529504b968795cb8f722654cf/FLAG1c82ad5c6 [2022-12-14 11:18:29,739 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/data/e0bc122bb/c9843ca529504b968795cb8f722654cf [2022-12-14 11:18:29,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:18:29,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:18:29,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:18:29,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:18:29,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:18:29,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:18:29" (1/1) ... [2022-12-14 11:18:29,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446f8534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:29, skipping insertion in model container [2022-12-14 11:18:29,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:18:29" (1/1) ... [2022-12-14 11:18:29,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:18:29,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:18:30,202 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:18:30,256 WARN L623 FunctionHandler]: Unknown extern function ktime_get_with_offset [2022-12-14 11:18:30,293 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,329 WARN L611 FunctionHandler]: implicit declaration of function ldv_assume [2022-12-14 11:18:30,367 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:18:30,369 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 11:18:30,369 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 11:18:30,380 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-14 11:18:30,397 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:18:30,433 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:18:30,450 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,450 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,455 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-14 11:18:30,458 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 11:18:30,458 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 11:18:30,459 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 11:18:30,459 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-14 11:18:30,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:18:30,467 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:18:30,483 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock [2022-12-14 11:18:30,485 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock [2022-12-14 11:18:30,486 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock [2022-12-14 11:18:30,490 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,491 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,492 WARN L623 FunctionHandler]: Unknown extern function atm_alloc_charge [2022-12-14 11:18:30,493 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,493 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,494 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,495 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,499 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 11:18:30,499 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 11:18:30,503 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:18:30,512 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock [2022-12-14 11:18:30,513 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock [2022-12-14 11:18:30,513 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-14 11:18:30,513 WARN L623 FunctionHandler]: Unknown extern function atm_alloc_charge [2022-12-14 11:18:30,514 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,515 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,523 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:18:30,527 WARN L623 FunctionHandler]: Unknown extern function atm_dev_lookup [2022-12-14 11:18:30,528 WARN L623 FunctionHandler]: Unknown extern function vcc_insert_socket [2022-12-14 11:18:30,529 WARN L623 FunctionHandler]: Unknown extern function atm_init_aal5 [2022-12-14 11:18:30,535 WARN L623 FunctionHandler]: Unknown extern function atm_dev_lookup [2022-12-14 11:18:30,536 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:18:30,539 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 11:18:30,544 WARN L623 FunctionHandler]: Unknown extern function register_atm_ioctl [2022-12-14 11:18:30,547 WARN L623 FunctionHandler]: Unknown extern function deregister_atm_ioctl [2022-12-14 11:18:30,558 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:18:30,562 WARN L623 FunctionHandler]: Unknown extern function ldv_open_2 [2022-12-14 11:18:30,563 WARN L623 FunctionHandler]: Unknown extern function atm_dev_deregister [2022-12-14 11:18:30,563 WARN L623 FunctionHandler]: Unknown extern function atm_dev_register [2022-12-14 11:18:30,564 WARN L623 FunctionHandler]: Unknown extern function atm_dev_deregister [2022-12-14 11:18:30,567 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_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i[225414,225427] [2022-12-14 11:18:30,587 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,588 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,589 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,589 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,589 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,593 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:18:30,616 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 11:18:30,717 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:18:30,718 WARN L623 FunctionHandler]: Unknown extern function ktime_get_with_offset [2022-12-14 11:18:30,719 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,720 WARN L611 FunctionHandler]: implicit declaration of function ldv_assume [2022-12-14 11:18:30,722 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:18:30,723 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 11:18:30,723 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 11:18:30,724 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-14 11:18:30,725 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:18:30,734 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:18:30,737 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,737 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,742 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-14 11:18:30,744 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 11:18:30,744 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 11:18:30,745 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 11:18:30,745 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-14 11:18:30,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:18:30,748 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:18:30,753 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock [2022-12-14 11:18:30,754 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock [2022-12-14 11:18:30,755 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock [2022-12-14 11:18:30,759 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,776 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,777 WARN L623 FunctionHandler]: Unknown extern function atm_alloc_charge [2022-12-14 11:18:30,782 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,782 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,783 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,788 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,792 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 11:18:30,793 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 11:18:30,794 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:18:30,797 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock [2022-12-14 11:18:30,798 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock [2022-12-14 11:18:30,798 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-14 11:18:30,798 WARN L623 FunctionHandler]: Unknown extern function atm_alloc_charge [2022-12-14 11:18:30,799 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 11:18:30,807 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 11:18:30,812 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:18:30,813 WARN L623 FunctionHandler]: Unknown extern function atm_dev_lookup [2022-12-14 11:18:30,816 WARN L623 FunctionHandler]: Unknown extern function vcc_insert_socket [2022-12-14 11:18:30,816 WARN L623 FunctionHandler]: Unknown extern function atm_init_aal5 [2022-12-14 11:18:30,818 WARN L623 FunctionHandler]: Unknown extern function atm_dev_lookup [2022-12-14 11:18:30,819 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:18:30,819 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 11:18:30,821 WARN L623 FunctionHandler]: Unknown extern function register_atm_ioctl [2022-12-14 11:18:30,821 WARN L623 FunctionHandler]: Unknown extern function deregister_atm_ioctl [2022-12-14 11:18:30,823 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:18:30,826 WARN L623 FunctionHandler]: Unknown extern function ldv_open_2 [2022-12-14 11:18:30,826 WARN L623 FunctionHandler]: Unknown extern function atm_dev_deregister [2022-12-14 11:18:30,827 WARN L623 FunctionHandler]: Unknown extern function atm_dev_register [2022-12-14 11:18:30,828 WARN L623 FunctionHandler]: Unknown extern function atm_dev_deregister [2022-12-14 11:18:30,828 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_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i[225414,225427] [2022-12-14 11:18:30,830 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,831 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,832 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,832 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,832 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,834 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:18:30,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:18:30,864 INFO L208 MainTranslator]: Completed translation [2022-12-14 11:18:30,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30 WrapperNode [2022-12-14 11:18:30,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:18:30,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 11:18:30,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 11:18:30,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 11:18:30,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:30,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:30,986 INFO L138 Inliner]: procedures = 142, calls = 1107, calls flagged for inlining = 57, calls inlined = 56, statements flattened = 2446 [2022-12-14 11:18:30,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 11:18:30,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 11:18:30,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 11:18:30,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 11:18:30,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:30,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,083 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 11:18:31,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 11:18:31,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 11:18:31,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 11:18:31,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (1/1) ... [2022-12-14 11:18:31,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:18:31,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:18:31,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 11:18:31,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure atm_sk [2022-12-14 11:18:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_sk [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2022-12-14 11:18:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2022-12-14 11:18:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure atm_alloc_charge [2022-12-14 11:18:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_alloc_charge [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 11:18:31,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 11:18:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure sk_sleep [2022-12-14 11:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_sleep [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_ioctl [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_ioctl [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 11:18:31,163 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 11:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_dev_close [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_dev_close [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_send [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_send [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-14 11:18:31,164 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-14 11:18:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_create [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_create [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_close [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_close [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_close [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_close [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_put [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_put [2022-12-14 11:18:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-14 11:18:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_lookup [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_lookup [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_send [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_send [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_send_control [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_send_control [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 11:18:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2022-12-14 11:18:31,166 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2022-12-14 11:18:31,493 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 11:18:31,495 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 11:18:34,962 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 11:18:43,373 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 11:18:43,546 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 11:18:43,546 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 11:18:43,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:18:43 BoogieIcfgContainer [2022-12-14 11:18:43,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 11:18:43,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 11:18:43,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 11:18:43,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 11:18:43,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 11:18:29" (1/3) ... [2022-12-14 11:18:43,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693307db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:18:43, skipping insertion in model container [2022-12-14 11:18:43,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:18:30" (2/3) ... [2022-12-14 11:18:43,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693307db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:18:43, skipping insertion in model container [2022-12-14 11:18:43,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:18:43" (3/3) ... [2022-12-14 11:18:43,554 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2022-12-14 11:18:43,569 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 11:18:43,569 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 11:18:43,610 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 11:18:43,614 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;@2c6b43d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 11:18:43,614 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 11:18:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand has 494 states, 314 states have (on average 1.372611464968153) internal successors, (431), 331 states have internal predecessors, (431), 138 states have call successors, (138), 41 states have call predecessors, (138), 40 states have return successors, (133), 130 states have call predecessors, (133), 133 states have call successors, (133) [2022-12-14 11:18:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 11:18:43,626 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:43,627 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:43,627 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:43,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:43,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1998657967, now seen corresponding path program 1 times [2022-12-14 11:18:43,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:43,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873332709] [2022-12-14 11:18:43,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:18:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 11:18:44,069 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:18:44,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873332709] [2022-12-14 11:18:44,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873332709] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:18:44,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:18:44,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:18:44,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800687249] [2022-12-14 11:18:44,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:18:44,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:18:44,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:18:44,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:18:44,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:18:44,097 INFO L87 Difference]: Start difference. First operand has 494 states, 314 states have (on average 1.372611464968153) internal successors, (431), 331 states have internal predecessors, (431), 138 states have call successors, (138), 41 states have call predecessors, (138), 40 states have return successors, (133), 130 states have call predecessors, (133), 133 states have call successors, (133) Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-14 11:18:44,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:18:44,925 INFO L93 Difference]: Finished difference Result 1432 states and 2054 transitions. [2022-12-14 11:18:44,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:18:44,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 101 [2022-12-14 11:18:44,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:18:44,942 INFO L225 Difference]: With dead ends: 1432 [2022-12-14 11:18:44,942 INFO L226 Difference]: Without dead ends: 943 [2022-12-14 11:18:44,947 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 11:18:44,949 INFO L413 NwaCegarLoop]: 746 mSDtfsCounter, 654 mSDsluCounter, 613 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 654 SdHoareTripleChecker+Valid, 1359 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-14 11:18:44,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [654 Valid, 1359 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-14 11:18:44,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2022-12-14 11:18:45,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 940. [2022-12-14 11:18:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 607 states have (on average 1.3525535420098846) internal successors, (821), 626 states have internal predecessors, (821), 255 states have call successors, (255), 78 states have call predecessors, (255), 77 states have return successors, (253), 247 states have call predecessors, (253), 253 states have call successors, (253) [2022-12-14 11:18:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1329 transitions. [2022-12-14 11:18:45,039 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1329 transitions. Word has length 101 [2022-12-14 11:18:45,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:18:45,039 INFO L495 AbstractCegarLoop]: Abstraction has 940 states and 1329 transitions. [2022-12-14 11:18:45,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-12-14 11:18:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1329 transitions. [2022-12-14 11:18:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 11:18:45,042 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:45,042 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:45,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 11:18:45,042 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:45,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:45,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1301001608, now seen corresponding path program 1 times [2022-12-14 11:18:45,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:45,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511995291] [2022-12-14 11:18:45,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:45,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:18:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 11:18:45,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:18:45,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511995291] [2022-12-14 11:18:45,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511995291] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:18:45,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:18:45,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:18:45,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433464153] [2022-12-14 11:18:45,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:18:45,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:18:45,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:18:45,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:18:45,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:18:45,254 INFO L87 Difference]: Start difference. First operand 940 states and 1329 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-14 11:18:45,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:18:45,896 INFO L93 Difference]: Finished difference Result 2775 states and 3940 transitions. [2022-12-14 11:18:45,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:18:45,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2022-12-14 11:18:45,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:18:45,905 INFO L225 Difference]: With dead ends: 2775 [2022-12-14 11:18:45,905 INFO L226 Difference]: Without dead ends: 1854 [2022-12-14 11:18:45,908 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 11:18:45,909 INFO L413 NwaCegarLoop]: 726 mSDtfsCounter, 653 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 11:18:45,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 1301 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 11:18:45,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2022-12-14 11:18:45,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1842. [2022-12-14 11:18:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1189 states have (on average 1.3566021867115223) internal successors, (1613), 1232 states have internal predecessors, (1613), 499 states have call successors, (499), 154 states have call predecessors, (499), 153 states have return successors, (497), 479 states have call predecessors, (497), 497 states have call successors, (497) [2022-12-14 11:18:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2609 transitions. [2022-12-14 11:18:45,981 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2609 transitions. Word has length 103 [2022-12-14 11:18:45,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:18:45,981 INFO L495 AbstractCegarLoop]: Abstraction has 1842 states and 2609 transitions. [2022-12-14 11:18:45,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-14 11:18:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2609 transitions. [2022-12-14 11:18:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 11:18:45,984 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:45,984 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:45,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 11:18:45,985 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:45,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:45,985 INFO L85 PathProgramCache]: Analyzing trace with hash -2056596517, now seen corresponding path program 1 times [2022-12-14 11:18:45,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:45,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599962553] [2022-12-14 11:18:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:18:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 11:18:46,134 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:18:46,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599962553] [2022-12-14 11:18:46,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599962553] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:18:46,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:18:46,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:18:46,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006813083] [2022-12-14 11:18:46,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:18:46,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:18:46,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:18:46,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:18:46,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:18:46,135 INFO L87 Difference]: Start difference. First operand 1842 states and 2609 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:46,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:18:46,577 INFO L93 Difference]: Finished difference Result 3371 states and 4749 transitions. [2022-12-14 11:18:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:18:46,578 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2022-12-14 11:18:46,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:18:46,586 INFO L225 Difference]: With dead ends: 3371 [2022-12-14 11:18:46,586 INFO L226 Difference]: Without dead ends: 1550 [2022-12-14 11:18:46,591 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 11:18:46,592 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 566 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:18:46,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 503 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 11:18:46,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2022-12-14 11:18:46,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1550. [2022-12-14 11:18:46,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1550 states, 1005 states have (on average 1.354228855721393) internal successors, (1361), 1036 states have internal predecessors, (1361), 403 states have call successors, (403), 142 states have call predecessors, (403), 141 states have return successors, (401), 387 states have call predecessors, (401), 401 states have call successors, (401) [2022-12-14 11:18:46,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1550 states and 2165 transitions. [2022-12-14 11:18:46,654 INFO L78 Accepts]: Start accepts. Automaton has 1550 states and 2165 transitions. Word has length 117 [2022-12-14 11:18:46,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:18:46,654 INFO L495 AbstractCegarLoop]: Abstraction has 1550 states and 2165 transitions. [2022-12-14 11:18:46,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2165 transitions. [2022-12-14 11:18:46,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 11:18:46,659 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:46,660 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:46,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 11:18:46,660 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:46,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:46,661 INFO L85 PathProgramCache]: Analyzing trace with hash -712059052, now seen corresponding path program 1 times [2022-12-14 11:18:46,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:46,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966091791] [2022-12-14 11:18:46,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:46,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:18:46,816 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 11:18:46,816 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:18:46,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966091791] [2022-12-14 11:18:46,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966091791] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:18:46,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:18:46,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:18:46,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949669849] [2022-12-14 11:18:46,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:18:46,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:18:46,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:18:46,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:18:46,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:18:46,818 INFO L87 Difference]: Start difference. First operand 1550 states and 2165 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:47,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:18:47,440 INFO L93 Difference]: Finished difference Result 3139 states and 4379 transitions. [2022-12-14 11:18:47,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:18:47,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 128 [2022-12-14 11:18:47,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:18:47,447 INFO L225 Difference]: With dead ends: 3139 [2022-12-14 11:18:47,447 INFO L226 Difference]: Without dead ends: 1610 [2022-12-14 11:18:47,451 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 11:18:47,452 INFO L413 NwaCegarLoop]: 582 mSDtfsCounter, 412 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 11:18:47,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 1055 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 11:18:47,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1610 states. [2022-12-14 11:18:47,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1610 to 1605. [2022-12-14 11:18:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1605 states, 1037 states have (on average 1.3558341369334619) internal successors, (1406), 1065 states have internal predecessors, (1406), 416 states have call successors, (416), 152 states have call predecessors, (416), 151 states have return successors, (414), 407 states have call predecessors, (414), 414 states have call successors, (414) [2022-12-14 11:18:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1605 states and 2236 transitions. [2022-12-14 11:18:47,530 INFO L78 Accepts]: Start accepts. Automaton has 1605 states and 2236 transitions. Word has length 128 [2022-12-14 11:18:47,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:18:47,531 INFO L495 AbstractCegarLoop]: Abstraction has 1605 states and 2236 transitions. [2022-12-14 11:18:47,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2236 transitions. [2022-12-14 11:18:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 11:18:47,535 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:47,535 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:47,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 11:18:47,535 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:47,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:47,536 INFO L85 PathProgramCache]: Analyzing trace with hash 2110291288, now seen corresponding path program 1 times [2022-12-14 11:18:47,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:47,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990684939] [2022-12-14 11:18:47,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:47,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:18:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-12-14 11:18:47,979 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:18:47,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990684939] [2022-12-14 11:18:47,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990684939] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:18:47,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:18:47,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 11:18:47,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917955801] [2022-12-14 11:18:47,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:18:47,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 11:18:47,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:18:47,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 11:18:47,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 11:18:47,981 INFO L87 Difference]: Start difference. First operand 1605 states and 2236 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:52,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:18:53,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:18:53,584 INFO L93 Difference]: Finished difference Result 2856 states and 3955 transitions. [2022-12-14 11:18:53,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 11:18:53,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 134 [2022-12-14 11:18:53,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:18:53,593 INFO L225 Difference]: With dead ends: 2856 [2022-12-14 11:18:53,594 INFO L226 Difference]: Without dead ends: 2195 [2022-12-14 11:18:53,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:18:53,597 INFO L413 NwaCegarLoop]: 344 mSDtfsCounter, 837 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 1473 mSolverCounterSat, 295 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1473 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:18:53,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 890 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1473 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-12-14 11:18:53,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2195 states. [2022-12-14 11:18:53,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2195 to 2171. [2022-12-14 11:18:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2171 states, 1402 states have (on average 1.3566333808844508) internal successors, (1902), 1444 states have internal predecessors, (1902), 545 states have call successors, (545), 224 states have call predecessors, (545), 223 states have return successors, (547), 530 states have call predecessors, (547), 543 states have call successors, (547) [2022-12-14 11:18:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 2171 states and 2994 transitions. [2022-12-14 11:18:53,675 INFO L78 Accepts]: Start accepts. Automaton has 2171 states and 2994 transitions. Word has length 134 [2022-12-14 11:18:53,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:18:53,675 INFO L495 AbstractCegarLoop]: Abstraction has 2171 states and 2994 transitions. [2022-12-14 11:18:53,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2994 transitions. [2022-12-14 11:18:53,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 11:18:53,678 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:53,678 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:53,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 11:18:53,678 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:53,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:53,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1189921402, now seen corresponding path program 1 times [2022-12-14 11:18:53,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:53,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370717666] [2022-12-14 11:18:53,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:53,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:18:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-12-14 11:18:54,040 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:18:54,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370717666] [2022-12-14 11:18:54,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370717666] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:18:54,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:18:54,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 11:18:54,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002669322] [2022-12-14 11:18:54,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:18:54,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 11:18:54,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:18:54,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 11:18:54,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 11:18:54,042 INFO L87 Difference]: Start difference. First operand 2171 states and 2994 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:59,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:18:59,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:18:59,613 INFO L93 Difference]: Finished difference Result 3383 states and 4680 transitions. [2022-12-14 11:18:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 11:18:59,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 135 [2022-12-14 11:18:59,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:18:59,624 INFO L225 Difference]: With dead ends: 3383 [2022-12-14 11:18:59,624 INFO L226 Difference]: Without dead ends: 2722 [2022-12-14 11:18:59,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:18:59,627 INFO L413 NwaCegarLoop]: 346 mSDtfsCounter, 835 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 296 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 894 SdHoareTripleChecker+Invalid, 1772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-12-14 11:18:59,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [946 Valid, 894 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1475 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-12-14 11:18:59,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2722 states. [2022-12-14 11:18:59,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2722 to 2172. [2022-12-14 11:18:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2172 states, 1403 states have (on average 1.3563791874554525) internal successors, (1903), 1444 states have internal predecessors, (1903), 545 states have call successors, (545), 224 states have call predecessors, (545), 223 states have return successors, (547), 531 states have call predecessors, (547), 543 states have call successors, (547) [2022-12-14 11:18:59,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 2172 states and 2995 transitions. [2022-12-14 11:18:59,720 INFO L78 Accepts]: Start accepts. Automaton has 2172 states and 2995 transitions. Word has length 135 [2022-12-14 11:18:59,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:18:59,720 INFO L495 AbstractCegarLoop]: Abstraction has 2172 states and 2995 transitions. [2022-12-14 11:18:59,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 11:18:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2995 transitions. [2022-12-14 11:18:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 11:18:59,723 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:18:59,723 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:18:59,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 11:18:59,723 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:18:59,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:18:59,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1752238898, now seen corresponding path program 1 times [2022-12-14 11:18:59,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:18:59,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194405027] [2022-12-14 11:18:59,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:18:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:18:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:00,351 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 11:19:00,351 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:00,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194405027] [2022-12-14 11:19:00,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194405027] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:19:00,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:19:00,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 11:19:00,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225402296] [2022-12-14 11:19:00,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:19:00,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 11:19:00,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:19:00,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 11:19:00,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 11:19:00,353 INFO L87 Difference]: Start difference. First operand 2172 states and 2995 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 11:19:02,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:19:05,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:19:05,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:19:05,329 INFO L93 Difference]: Finished difference Result 3538 states and 4874 transitions. [2022-12-14 11:19:05,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 11:19:05,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 142 [2022-12-14 11:19:05,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:19:05,335 INFO L225 Difference]: With dead ends: 3538 [2022-12-14 11:19:05,336 INFO L226 Difference]: Without dead ends: 2181 [2022-12-14 11:19:05,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 11:19:05,339 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 3 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1446 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-12-14 11:19:05,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1446 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 270 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2022-12-14 11:19:05,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2022-12-14 11:19:05,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 2178. [2022-12-14 11:19:05,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2178 states, 1409 states have (on average 1.3548616039744499) internal successors, (1909), 1450 states have internal predecessors, (1909), 545 states have call successors, (545), 224 states have call predecessors, (545), 223 states have return successors, (547), 531 states have call predecessors, (547), 543 states have call successors, (547) [2022-12-14 11:19:05,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 2178 states and 3001 transitions. [2022-12-14 11:19:05,426 INFO L78 Accepts]: Start accepts. Automaton has 2178 states and 3001 transitions. Word has length 142 [2022-12-14 11:19:05,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:19:05,426 INFO L495 AbstractCegarLoop]: Abstraction has 2178 states and 3001 transitions. [2022-12-14 11:19:05,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 11:19:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 3001 transitions. [2022-12-14 11:19:05,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-14 11:19:05,429 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:19:05,429 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:19:05,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 11:19:05,429 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:19:05,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:19:05,429 INFO L85 PathProgramCache]: Analyzing trace with hash -801580683, now seen corresponding path program 1 times [2022-12-14 11:19:05,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:19:05,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742441042] [2022-12-14 11:19:05,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:19:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-12-14 11:19:05,829 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:05,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742441042] [2022-12-14 11:19:05,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742441042] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:19:05,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:19:05,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 11:19:05,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612261775] [2022-12-14 11:19:05,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:19:05,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 11:19:05,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:19:05,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 11:19:05,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 11:19:05,832 INFO L87 Difference]: Start difference. First operand 2178 states and 3001 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-14 11:19:08,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:19:08,852 INFO L93 Difference]: Finished difference Result 3688 states and 5151 transitions. [2022-12-14 11:19:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 11:19:08,853 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 140 [2022-12-14 11:19:08,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:19:08,861 INFO L225 Difference]: With dead ends: 3688 [2022-12-14 11:19:08,861 INFO L226 Difference]: Without dead ends: 3005 [2022-12-14 11:19:08,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-12-14 11:19:08,864 INFO L413 NwaCegarLoop]: 851 mSDtfsCounter, 792 mSDsluCounter, 2457 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 3308 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-12-14 11:19:08,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [813 Valid, 3308 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-12-14 11:19:08,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3005 states. [2022-12-14 11:19:08,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3005 to 2838. [2022-12-14 11:19:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2838 states, 1838 states have (on average 1.3547334058759521) internal successors, (2490), 1892 states have internal predecessors, (2490), 712 states have call successors, (712), 285 states have call predecessors, (712), 287 states have return successors, (720), 696 states have call predecessors, (720), 710 states have call successors, (720) [2022-12-14 11:19:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2838 states and 3922 transitions. [2022-12-14 11:19:08,958 INFO L78 Accepts]: Start accepts. Automaton has 2838 states and 3922 transitions. Word has length 140 [2022-12-14 11:19:08,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:19:08,959 INFO L495 AbstractCegarLoop]: Abstraction has 2838 states and 3922 transitions. [2022-12-14 11:19:08,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-14 11:19:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 3922 transitions. [2022-12-14 11:19:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 11:19:08,962 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:19:08,962 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:19:08,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 11:19:08,962 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:19:08,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:19:08,963 INFO L85 PathProgramCache]: Analyzing trace with hash -748252842, now seen corresponding path program 1 times [2022-12-14 11:19:08,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:19:08,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306559408] [2022-12-14 11:19:08,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:08,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:19:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 11:19:09,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:09,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306559408] [2022-12-14 11:19:09,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306559408] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:19:09,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:19:09,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-14 11:19:09,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678550672] [2022-12-14 11:19:09,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:19:09,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 11:19:09,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:19:09,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 11:19:09,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-14 11:19:09,866 INFO L87 Difference]: Start difference. First operand 2838 states and 3922 transitions. Second operand has 8 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:19:12,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:19:15,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:19:15,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:19:15,823 INFO L93 Difference]: Finished difference Result 4899 states and 6795 transitions. [2022-12-14 11:19:15,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 11:19:15,824 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2022-12-14 11:19:15,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:19:15,833 INFO L225 Difference]: With dead ends: 4899 [2022-12-14 11:19:15,833 INFO L226 Difference]: Without dead ends: 2880 [2022-12-14 11:19:15,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-12-14 11:19:15,837 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 4 mSDsluCounter, 2943 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 3446 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-12-14 11:19:15,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 3446 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 572 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2022-12-14 11:19:15,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2880 states. [2022-12-14 11:19:15,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2880 to 2858. [2022-12-14 11:19:15,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2858 states, 1850 states have (on average 1.3524324324324324) internal successors, (2502), 1904 states have internal predecessors, (2502), 712 states have call successors, (712), 285 states have call predecessors, (712), 295 states have return successors, (752), 704 states have call predecessors, (752), 710 states have call successors, (752) [2022-12-14 11:19:15,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2858 states and 3966 transitions. [2022-12-14 11:19:15,939 INFO L78 Accepts]: Start accepts. Automaton has 2858 states and 3966 transitions. Word has length 152 [2022-12-14 11:19:15,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:19:15,939 INFO L495 AbstractCegarLoop]: Abstraction has 2858 states and 3966 transitions. [2022-12-14 11:19:15,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:19:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 3966 transitions. [2022-12-14 11:19:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 11:19:15,942 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:19:15,942 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:19:15,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 11:19:15,942 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:19:15,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:19:15,942 INFO L85 PathProgramCache]: Analyzing trace with hash -703142388, now seen corresponding path program 1 times [2022-12-14 11:19:15,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:19:15,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066497534] [2022-12-14 11:19:15,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:15,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:19:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 11:19:16,520 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:16,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066497534] [2022-12-14 11:19:16,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066497534] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:19:16,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:19:16,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 11:19:16,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397156284] [2022-12-14 11:19:16,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:19:16,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 11:19:16,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:19:16,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 11:19:16,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-14 11:19:16,522 INFO L87 Difference]: Start difference. First operand 2858 states and 3966 transitions. Second operand has 7 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:19:17,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:19:17,940 INFO L93 Difference]: Finished difference Result 6082 states and 8617 transitions. [2022-12-14 11:19:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 11:19:17,941 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2022-12-14 11:19:17,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:19:17,952 INFO L225 Difference]: With dead ends: 6082 [2022-12-14 11:19:17,952 INFO L226 Difference]: Without dead ends: 3535 [2022-12-14 11:19:17,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-14 11:19:17,957 INFO L413 NwaCegarLoop]: 661 mSDtfsCounter, 119 mSDsluCounter, 3149 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 3810 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:19:17,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 3810 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-12-14 11:19:17,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3535 states. [2022-12-14 11:19:18,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3535 to 2866. [2022-12-14 11:19:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 1858 states have (on average 1.3509149623250807) internal successors, (2510), 1908 states have internal predecessors, (2510), 712 states have call successors, (712), 285 states have call predecessors, (712), 295 states have return successors, (752), 708 states have call predecessors, (752), 710 states have call successors, (752) [2022-12-14 11:19:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 3974 transitions. [2022-12-14 11:19:18,071 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 3974 transitions. Word has length 152 [2022-12-14 11:19:18,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:19:18,072 INFO L495 AbstractCegarLoop]: Abstraction has 2866 states and 3974 transitions. [2022-12-14 11:19:18,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 11:19:18,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3974 transitions. [2022-12-14 11:19:18,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 11:19:18,075 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:19:18,075 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:19:18,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 11:19:18,075 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:19:18,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:19:18,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1373465113, now seen corresponding path program 1 times [2022-12-14 11:19:18,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:19:18,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544261779] [2022-12-14 11:19:18,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:18,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:19:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:18,331 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-12-14 11:19:18,331 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:18,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544261779] [2022-12-14 11:19:18,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544261779] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:19:18,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:19:18,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 11:19:18,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24767779] [2022-12-14 11:19:18,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:19:18,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 11:19:18,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:19:18,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 11:19:18,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 11:19:18,334 INFO L87 Difference]: Start difference. First operand 2866 states and 3974 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-14 11:19:19,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:19:19,268 INFO L93 Difference]: Finished difference Result 3719 states and 5210 transitions. [2022-12-14 11:19:19,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 11:19:19,269 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) Word has length 149 [2022-12-14 11:19:19,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:19:19,278 INFO L225 Difference]: With dead ends: 3719 [2022-12-14 11:19:19,278 INFO L226 Difference]: Without dead ends: 3051 [2022-12-14 11:19:19,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 11:19:19,281 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 116 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 2493 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-14 11:19:19,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 2493 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-14 11:19:19,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3051 states. [2022-12-14 11:19:19,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3051 to 2870. [2022-12-14 11:19:19,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 1861 states have (on average 1.3487372380440623) internal successors, (2510), 1911 states have internal predecessors, (2510), 712 states have call successors, (712), 285 states have call predecessors, (712), 296 states have return successors, (754), 709 states have call predecessors, (754), 710 states have call successors, (754) [2022-12-14 11:19:19,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 3976 transitions. [2022-12-14 11:19:19,376 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 3976 transitions. Word has length 149 [2022-12-14 11:19:19,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:19:19,376 INFO L495 AbstractCegarLoop]: Abstraction has 2870 states and 3976 transitions. [2022-12-14 11:19:19,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-14 11:19:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 3976 transitions. [2022-12-14 11:19:19,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 11:19:19,380 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:19:19,380 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:19:19,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 11:19:19,380 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:19:19,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:19:19,381 INFO L85 PathProgramCache]: Analyzing trace with hash -94409120, now seen corresponding path program 1 times [2022-12-14 11:19:19,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:19:19,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348018070] [2022-12-14 11:19:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:19,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:19:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-12-14 11:19:19,781 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:19,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348018070] [2022-12-14 11:19:19,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348018070] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:19:19,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465865885] [2022-12-14 11:19:19,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:19,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:19:19,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:19:19,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:19:19,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 11:19:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:20,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 2199 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 11:19:20,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:19:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2022-12-14 11:19:20,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:19:20,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465865885] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:19:20,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:19:20,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2022-12-14 11:19:20,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264787031] [2022-12-14 11:19:20,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:19:20,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 11:19:20,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:19:20,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 11:19:20,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-14 11:19:20,337 INFO L87 Difference]: Start difference. First operand 2870 states and 3976 transitions. Second operand has 6 states, 4 states have (on average 17.0) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-14 11:19:21,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:19:21,480 INFO L93 Difference]: Finished difference Result 5744 states and 8023 transitions. [2022-12-14 11:19:21,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 11:19:21,480 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 17.0) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 156 [2022-12-14 11:19:21,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:19:21,488 INFO L225 Difference]: With dead ends: 5744 [2022-12-14 11:19:21,488 INFO L226 Difference]: Without dead ends: 2882 [2022-12-14 11:19:21,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-14 11:19:21,495 INFO L413 NwaCegarLoop]: 500 mSDtfsCounter, 3 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 2486 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-14 11:19:21,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 2486 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-14 11:19:21,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2882 states. [2022-12-14 11:19:21,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2882 to 2882. [2022-12-14 11:19:21,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2882 states, 1873 states have (on average 1.3465029364655632) internal successors, (2522), 1923 states have internal predecessors, (2522), 712 states have call successors, (712), 285 states have call predecessors, (712), 296 states have return successors, (754), 709 states have call predecessors, (754), 710 states have call successors, (754) [2022-12-14 11:19:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 3988 transitions. [2022-12-14 11:19:21,589 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 3988 transitions. Word has length 156 [2022-12-14 11:19:21,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:19:21,589 INFO L495 AbstractCegarLoop]: Abstraction has 2882 states and 3988 transitions. [2022-12-14 11:19:21,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 17.0) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-14 11:19:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3988 transitions. [2022-12-14 11:19:21,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 11:19:21,593 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:19:21,593 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:19:21,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 11:19:21,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:19:21,795 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:19:21,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:19:21,796 INFO L85 PathProgramCache]: Analyzing trace with hash -837993649, now seen corresponding path program 1 times [2022-12-14 11:19:21,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:19:21,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437450491] [2022-12-14 11:19:21,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:21,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:19:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-12-14 11:19:22,280 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:19:22,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437450491] [2022-12-14 11:19:22,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437450491] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:19:22,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452614199] [2022-12-14 11:19:22,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:19:22,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:19:22,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:19:22,282 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:19:22,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcad60f5-98a4-44e0-8dab-0ba198c2cb80/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 11:19:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:19:22,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 2243 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 11:19:22,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:19:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 11:19:22,859 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 11:19:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-12-14 11:19:23,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452614199] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 11:19:23,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [462541397] [2022-12-14 11:19:23,422 INFO L159 IcfgInterpreter]: Started Sifa with 97 locations of interest [2022-12-14 11:19:23,422 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 11:19:23,424 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 11:19:23,428 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 11:19:23,428 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 11:19:24,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:24,950 INFO L217 Elim1Store]: Index analysis took 107 ms [2022-12-14 11:19:25,750 INFO L321 Elim1Store]: treesize reduction 335, result has 34.3 percent of original size [2022-12-14 11:19:25,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 109 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 15 case distinctions, treesize of input 85 treesize of output 230 [2022-12-14 11:19:26,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:26,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:26,186 INFO L217 Elim1Store]: Index analysis took 133 ms [2022-12-14 11:19:27,280 INFO L321 Elim1Store]: treesize reduction 554, result has 25.3 percent of original size [2022-12-14 11:19:27,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 124 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 45 case distinctions, treesize of input 104 treesize of output 261 [2022-12-14 11:19:30,455 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 11:19:30,461 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 11:19:30,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-12-14 11:19:32,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 184 select indices, 184 select index equivalence classes, 13239 disjoint index pairs (out of 16836 index pairs), introduced 184 new quantified variables, introduced 0 case distinctions, treesize of input 1615 treesize of output 553 [2022-12-14 11:19:32,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:32,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:32,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 153 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 55 [2022-12-14 11:19:32,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:32,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 138 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-12-14 11:19:36,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:36,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 138 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-12-14 11:19:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:36,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:19:36,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 153 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 55 [2022-12-14 11:19:36,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 184 select indices, 184 select index equivalence classes, 13239 disjoint index pairs (out of 16836 index pairs), introduced 184 new quantified variables, introduced 0 case distinctions, treesize of input 1615 treesize of output 553 [2022-12-14 11:19:39,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:19:39,801 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 11:19:39,921 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 11:19:41,735 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 11:19:41,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:19:41,932 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 11:19:58,983 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 11:19:59,148 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 11:19:59,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:19:59,717 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:19:59,733 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:19:59,739 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:20:15,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:20:15,155 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 11:20:15,260 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 11:20:15,785 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:20:15,789 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:20:15,796 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:20:18,850 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 11:20:18,921 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 11:20:18,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:20:20,867 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 11:20:20,943 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 11:20:21,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:20:47,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:20:47,377 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 11:20:47,733 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 11:20:48,111 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:20:48,114 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:20:48,140 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:08,345 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 11:21:08,493 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 11:21:08,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:21:09,052 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:09,060 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:09,064 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:25,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:21:26,144 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 11:21:26,215 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 11:21:26,674 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:26,691 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:26,693 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:39,775 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 11:21:40,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:21:40,265 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 11:21:40,577 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:40,599 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:21:40,610 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:22:11,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 11:22:11,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 11:22:11,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 11:22:11,949 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 11:22:11,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-12-14 11:22:11,988 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-12-14 11:22:11,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-12-14 11:22:12,026 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 11:22:12,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-12-14 11:22:12,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 11:22:12,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 11:22:12,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 11:22:14,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:22:14,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,618 INFO L217 Elim1Store]: Index analysis took 348 ms [2022-12-14 11:22:14,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 161 select indices, 161 select index equivalence classes, 8450 disjoint index pairs (out of 12880 index pairs), introduced 161 new quantified variables, introduced 0 case distinctions, treesize of input 1442 treesize of output 484 [2022-12-14 11:22:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:14,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:15,194 INFO L217 Elim1Store]: Index analysis took 347 ms [2022-12-14 11:22:15,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 161 select indices, 161 select index equivalence classes, 8450 disjoint index pairs (out of 12880 index pairs), introduced 161 new quantified variables, introduced 0 case distinctions, treesize of input 1444 treesize of output 486 [2022-12-14 11:22:15,376 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:22:44,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:44,891 INFO L217 Elim1Store]: Index analysis took 365 ms [2022-12-14 11:22:44,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 161 select indices, 161 select index equivalence classes, 8450 disjoint index pairs (out of 12880 index pairs), introduced 161 new quantified variables, introduced 0 case distinctions, treesize of input 1444 treesize of output 486 [2022-12-14 11:22:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:45,453 INFO L217 Elim1Store]: Index analysis took 320 ms [2022-12-14 11:22:45,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 161 select indices, 161 select index equivalence classes, 8450 disjoint index pairs (out of 12880 index pairs), introduced 161 new quantified variables, introduced 0 case distinctions, treesize of input 1442 treesize of output 484 [2022-12-14 11:22:45,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 6 treesize of output 4 [2022-12-14 11:22:45,775 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:22:45,781 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 11:22:54,639 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 11:22:54,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:54,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 11:22:54,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:22:54,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 11:22:54,754 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-12-14 11:22:54,754 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 23 treesize of output 15 [2022-12-14 11:22:54,774 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 6 treesize of output 5 [2022-12-14 11:22:54,871 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 11:22:54,878 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 11:22:54,968 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 11:22:55,007 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 11:22:55,135 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 11:22:55,162 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 11:22:55,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 11:22:55,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-12-14 11:22:55,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 11:23:59,795 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 129 for LOIs [2022-12-14 11:24:00,170 INFO L197 IcfgInterpreter]: Interpreting procedure atm_dev_lookup with input of size 130 for LOIs [2022-12-14 11:24:00,348 INFO L197 IcfgInterpreter]: Interpreting procedure atm_dev_put with input of size 119 for LOIs [2022-12-14 11:24:00,775 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 145 for LOIs [2022-12-14 11:24:00,796 INFO L197 IcfgInterpreter]: Interpreting procedure atmtcp_c_close with input of size 132 for LOIs [2022-12-14 11:24:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:24:01,129 INFO L321 Elim1Store]: treesize reduction 162, result has 36.5 percent of original size [2022-12-14 11:24:01,129 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 2 case distinctions, treesize of input 115 treesize of output 96 [2022-12-14 11:24:01,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:24:01,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 11:24:02,675 INFO L321 Elim1Store]: treesize reduction 370, result has 51.4 percent of original size [2022-12-14 11:24:02,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 14 new quantified variables, introduced 28 case distinctions, treesize of input 558 treesize of output 658 [2022-12-14 11:24:04,686 INFO L321 Elim1Store]: treesize reduction 339, result has 46.9 percent of original size [2022-12-14 11:24:04,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 1996 treesize of output 1006