./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-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/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_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/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_b32e8f3f-3872-4cd0-8f43-49f570475c09/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 d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 --- 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 11:57:27,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:57:27,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:57:27,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:57:27,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:57:27,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:57:27,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:57:27,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:57:27,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:57:27,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:57:27,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:57:27,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:57:27,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:57:27,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:57:27,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:57:27,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:57:27,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:57:27,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:57:27,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:57:27,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:57:27,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:57:27,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:57:27,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:57:27,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:57:27,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:57:27,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:57:27,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:57:27,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:57:27,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:57:27,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:57:27,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:57:27,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:57:27,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:57:27,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:57:27,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:57:27,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:57:27,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:57:27,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:57:27,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:57:27,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:57:27,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:57:27,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 11:57:27,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:57:27,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:57:27,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:57:27,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:57:27,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:57:27,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:57:27,692 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:57:27,692 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:57:27,693 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:57:27,693 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:57:27,693 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:57:27,693 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:57:27,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:57:27,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:57:27,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:57:27,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:57:27,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:57:27,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:57:27,696 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_b32e8f3f-3872-4cd0-8f43-49f570475c09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2022-12-14 11:57:27,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:57:27,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:57:27,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:57:27,896 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:57:27,897 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:57:27,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-12-14 11:57:30,523 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:57:30,871 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:57:30,871 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-12-14 11:57:30,896 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/data/a0bce7492/5e7e631d0a104a028cde2744aee31ad1/FLAG6ffa39d99 [2022-12-14 11:57:30,909 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/data/a0bce7492/5e7e631d0a104a028cde2744aee31ad1 [2022-12-14 11:57:30,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:57:30,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:57:30,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:57:30,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:57:30,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:57:30,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:57:30" (1/1) ... [2022-12-14 11:57:30,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ac1cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:30, skipping insertion in model container [2022-12-14 11:57:30,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:57:30" (1/1) ... [2022-12-14 11:57:30,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:57:30,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:57:31,332 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 11:57:31,338 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 11:57:31,499 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:57:31,504 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:57:31,521 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 11:57:31,524 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 11:57:31,527 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 11:57:31,530 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 11:57:31,544 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-14 11:57:31,553 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-14 11:57:31,558 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-14 11:57:31,561 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-14 11:57:31,566 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:31,567 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 11:57:31,567 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 11:57:31,570 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:31,571 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 11:57:31,571 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 11:57:31,576 WARN L623 FunctionHandler]: Unknown extern function __list_add_rcu [2022-12-14 11:57:31,579 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 11:57:31,586 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:57:31,614 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:57:31,615 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 11:57:31,615 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 11:57:31,642 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-14 11:57:31,645 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:31,698 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:31,703 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:57:31,704 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:31,704 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:57:31,718 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-14 11:57:31,721 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:57:31,724 WARN L623 FunctionHandler]: Unknown extern function input_open_device [2022-12-14 11:57:31,727 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-12-14 11:57:31,742 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:57:31,746 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 11:57:31,747 WARN L623 FunctionHandler]: Unknown extern function nonseekable_open [2022-12-14 11:57:31,747 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:57:31,764 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:57:31,767 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:57:31,767 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:57:31,771 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 11:57:31,772 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 11:57:31,772 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 11:57:31,773 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 11:57:31,783 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:57:31,784 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:57:31,787 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-12-14 11:57:31,789 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-12-14 11:57:31,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:31,790 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-12-14 11:57:31,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:31,793 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 11:57:31,794 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 11:57:31,794 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 11:57:31,795 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 11:57:31,795 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 11:57:31,796 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 11:57:31,797 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 11:57:31,797 WARN L623 FunctionHandler]: Unknown extern function input_register_handle [2022-12-14 11:57:31,798 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-12-14 11:57:31,798 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 11:57:31,799 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-12-14 11:57:31,799 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:31,799 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-12-14 11:57:31,801 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 11:57:31,802 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-12-14 11:57:31,802 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-12-14 11:57:31,802 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:31,805 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-14 11:57:31,808 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:31,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:31,830 WARN L623 FunctionHandler]: Unknown extern function input_register_handler [2022-12-14 11:57:31,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:31,833 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handler [2022-12-14 11:57:31,844 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:57:31,846 WARN L623 FunctionHandler]: Unknown extern function ldv_release_1 [2022-12-14 11:57:31,846 WARN L623 FunctionHandler]: Unknown extern function ldv_bind_1 [2022-12-14 11:57:31,849 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-14 11:57:31,850 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,851 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,851 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,851 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,852 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,852 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 11:57:31,852 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,853 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:57:31,853 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,853 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,854 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,854 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:57:31,854 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,854 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,855 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,855 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,855 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,855 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-14 11:57:31,856 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-12-14 11:57:31,856 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:57:31,857 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,857 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:31,857 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:31,857 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 11:57:31,858 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 11:57:31,860 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_b32e8f3f-3872-4cd0-8f43-49f570475c09/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2022-12-14 11:57:31,947 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:57:31,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:57:31,988 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 11:57:32,059 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 11:57:32,060 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 11:57:32,065 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:57:32,065 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 11:57:32,066 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 11:57:32,066 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 11:57:32,067 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 11:57:32,067 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 11:57:32,067 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-14 11:57:32,068 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-12-14 11:57:32,068 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-14 11:57:32,068 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-14 11:57:32,069 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:32,069 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 11:57:32,069 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 11:57:32,069 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:32,070 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-12-14 11:57:32,070 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-12-14 11:57:32,070 WARN L623 FunctionHandler]: Unknown extern function __list_add_rcu [2022-12-14 11:57:32,071 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 11:57:32,071 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:57:32,072 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:57:32,073 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 11:57:32,073 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 11:57:32,075 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-14 11:57:32,076 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:32,083 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:32,085 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:57:32,086 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-14 11:57:32,086 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:57:32,090 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-14 11:57:32,091 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:57:32,091 WARN L623 FunctionHandler]: Unknown extern function input_open_device [2022-12-14 11:57:32,092 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-12-14 11:57:32,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:57:32,100 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 11:57:32,102 WARN L623 FunctionHandler]: Unknown extern function nonseekable_open [2022-12-14 11:57:32,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 11:57:32,109 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 11:57:32,110 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:57:32,110 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:57:32,111 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 11:57:32,112 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 11:57:32,112 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 11:57:32,113 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 11:57:32,115 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-14 11:57:32,116 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 11:57:32,116 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-12-14 11:57:32,117 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-12-14 11:57:32,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:32,117 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-12-14 11:57:32,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:32,118 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 11:57:32,119 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 11:57:32,119 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 11:57:32,119 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 11:57:32,119 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 11:57:32,122 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 11:57:32,128 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 11:57:32,128 WARN L623 FunctionHandler]: Unknown extern function input_register_handle [2022-12-14 11:57:32,128 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-12-14 11:57:32,129 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 11:57:32,129 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-12-14 11:57:32,129 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:32,129 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-12-14 11:57:32,130 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 11:57:32,130 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-12-14 11:57:32,130 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-12-14 11:57:32,130 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:32,131 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-12-14 11:57:32,131 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 11:57:32,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:32,134 WARN L623 FunctionHandler]: Unknown extern function input_register_handler [2022-12-14 11:57:32,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 11:57:32,135 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handler [2022-12-14 11:57:32,136 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 11:57:32,137 WARN L623 FunctionHandler]: Unknown extern function ldv_release_1 [2022-12-14 11:57:32,138 WARN L623 FunctionHandler]: Unknown extern function ldv_bind_1 [2022-12-14 11:57:32,140 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-14 11:57:32,141 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,141 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,141 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,141 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,142 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,142 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 11:57:32,142 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,142 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:57:32,143 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,143 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,143 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,143 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:57:32,143 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,143 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,144 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,144 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,144 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,144 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-14 11:57:32,144 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-12-14 11:57:32,144 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-12-14 11:57:32,145 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,145 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 11:57:32,145 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 11:57:32,145 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-12-14 11:57:32,146 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-12-14 11:57:32,146 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_b32e8f3f-3872-4cd0-8f43-49f570475c09/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2022-12-14 11:57:32,164 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 11:57:32,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 11:57:32,217 INFO L208 MainTranslator]: Completed translation [2022-12-14 11:57:32,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32 WrapperNode [2022-12-14 11:57:32,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:57:32,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 11:57:32,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 11:57:32,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 11:57:32,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,355 INFO L138 Inliner]: procedures = 259, calls = 1110, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2800 [2022-12-14 11:57:32,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 11:57:32,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 11:57:32,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 11:57:32,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 11:57:32,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 11:57:32,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 11:57:32,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 11:57:32,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 11:57:32,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (1/1) ... [2022-12-14 11:57:32,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:57:32,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:57:32,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 11:57:32,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 11:57:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2022-12-14 11:57:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 11:57:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-14 11:57:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-14 11:57:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 11:57:32,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 11:57:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 11:57:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2022-12-14 11:57:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2022-12-14 11:57:32,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2022-12-14 11:57:32,534 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2022-12-14 11:57:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-12-14 11:57:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-12-14 11:57:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 11:57:32,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 11:57:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-14 11:57:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-14 11:57:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 11:57:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 11:57:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 11:57:32,891 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 11:57:32,893 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 11:57:33,153 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 11:57:36,950 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 11:57:37,668 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 11:57:37,668 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 11:57:37,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:57:37 BoogieIcfgContainer [2022-12-14 11:57:37,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 11:57:37,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 11:57:37,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 11:57:37,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 11:57:37,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 11:57:30" (1/3) ... [2022-12-14 11:57:37,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23b8ccdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:57:37, skipping insertion in model container [2022-12-14 11:57:37,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:57:32" (2/3) ... [2022-12-14 11:57:37,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23b8ccdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 11:57:37, skipping insertion in model container [2022-12-14 11:57:37,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:57:37" (3/3) ... [2022-12-14 11:57:37,678 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-12-14 11:57:37,693 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 11:57:37,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 11:57:37,747 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 11:57:37,753 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;@567e8cd7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 11:57:37,753 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 11:57:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 655 states, 396 states have (on average 1.3611111111111112) internal successors, (539), 428 states have internal predecessors, (539), 195 states have call successors, (195), 63 states have call predecessors, (195), 62 states have return successors, (191), 188 states have call predecessors, (191), 191 states have call successors, (191) [2022-12-14 11:57:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-12-14 11:57:37,773 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:57:37,774 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:57:37,774 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:57:37,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:57:37,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1999690982, now seen corresponding path program 1 times [2022-12-14 11:57:37,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:57:37,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630244714] [2022-12-14 11:57:37,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:57:37,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:57:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:57:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:57:38,441 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:57:38,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630244714] [2022-12-14 11:57:38,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630244714] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:57:38,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:57:38,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:57:38,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475954344] [2022-12-14 11:57:38,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:57:38,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:57:38,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:57:38,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:57:38,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:57:38,478 INFO L87 Difference]: Start difference. First operand has 655 states, 396 states have (on average 1.3611111111111112) internal successors, (539), 428 states have internal predecessors, (539), 195 states have call successors, (195), 63 states have call predecessors, (195), 62 states have return successors, (191), 188 states have call predecessors, (191), 191 states have call successors, (191) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-14 11:57:40,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:57:42,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:57:45,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:57:45,264 INFO L93 Difference]: Finished difference Result 1689 states and 2421 transitions. [2022-12-14 11:57:45,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:57:45,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 192 [2022-12-14 11:57:45,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:57:45,278 INFO L225 Difference]: With dead ends: 1689 [2022-12-14 11:57:45,278 INFO L226 Difference]: Without dead ends: 1060 [2022-12-14 11:57:45,284 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 11:57:45,286 INFO L413 NwaCegarLoop]: 907 mSDtfsCounter, 561 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-12-14 11:57:45,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 1676 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 279 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2022-12-14 11:57:45,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-12-14 11:57:45,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1045. [2022-12-14 11:57:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1045 states, 635 states have (on average 1.337007874015748) internal successors, (849), 674 states have internal predecessors, (849), 301 states have call successors, (301), 109 states have call predecessors, (301), 108 states have return successors, (294), 289 states have call predecessors, (294), 294 states have call successors, (294) [2022-12-14 11:57:45,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 1444 transitions. [2022-12-14 11:57:45,407 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 1444 transitions. Word has length 192 [2022-12-14 11:57:45,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:57:45,408 INFO L495 AbstractCegarLoop]: Abstraction has 1045 states and 1444 transitions. [2022-12-14 11:57:45,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-14 11:57:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1444 transitions. [2022-12-14 11:57:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-14 11:57:45,410 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:57:45,410 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:57:45,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 11:57:45,411 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:57:45,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:57:45,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1758134945, now seen corresponding path program 1 times [2022-12-14 11:57:45,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:57:45,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560900655] [2022-12-14 11:57:45,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:57:45,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:57:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:57:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:57:45,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:57:45,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560900655] [2022-12-14 11:57:45,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560900655] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:57:45,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:57:45,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:57:45,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916643629] [2022-12-14 11:57:45,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:57:45,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:57:45,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:57:45,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:57:45,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:57:45,722 INFO L87 Difference]: Start difference. First operand 1045 states and 1444 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-14 11:57:47,742 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 11:57:49,980 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 11:57:54,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:57:54,023 INFO L93 Difference]: Finished difference Result 2956 states and 4080 transitions. [2022-12-14 11:57:54,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:57:54,023 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 193 [2022-12-14 11:57:54,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:57:54,035 INFO L225 Difference]: With dead ends: 2956 [2022-12-14 11:57:54,035 INFO L226 Difference]: Without dead ends: 1950 [2022-12-14 11:57:54,039 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 11:57:54,040 INFO L413 NwaCegarLoop]: 1157 mSDtfsCounter, 821 mSDsluCounter, 750 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 823 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-12-14 11:57:54,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [823 Valid, 1907 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 311 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2022-12-14 11:57:54,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2022-12-14 11:57:54,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1945. [2022-12-14 11:57:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1945 states, 1190 states have (on average 1.3386554621848739) internal successors, (1593), 1257 states have internal predecessors, (1593), 546 states have call successors, (546), 209 states have call predecessors, (546), 208 states have return successors, (543), 530 states have call predecessors, (543), 539 states have call successors, (543) [2022-12-14 11:57:54,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2682 transitions. [2022-12-14 11:57:54,134 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2682 transitions. Word has length 193 [2022-12-14 11:57:54,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:57:54,135 INFO L495 AbstractCegarLoop]: Abstraction has 1945 states and 2682 transitions. [2022-12-14 11:57:54,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-14 11:57:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2682 transitions. [2022-12-14 11:57:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-12-14 11:57:54,140 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:57:54,140 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:57:54,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 11:57:54,140 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:57:54,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:57:54,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1482043302, now seen corresponding path program 1 times [2022-12-14 11:57:54,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:57:54,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346177224] [2022-12-14 11:57:54,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:57:54,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:57:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:57:54,411 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:57:54,411 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:57:54,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346177224] [2022-12-14 11:57:54,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346177224] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:57:54,411 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:57:54,411 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:57:54,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17651130] [2022-12-14 11:57:54,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:57:54,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:57:54,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:57:54,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:57:54,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:57:54,414 INFO L87 Difference]: Start difference. First operand 1945 states and 2682 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:57:56,433 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 11:57:59,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:58:01,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:03,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:58:04,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:04,984 INFO L93 Difference]: Finished difference Result 4827 states and 6627 transitions. [2022-12-14 11:58:04,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:58:04,985 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 213 [2022-12-14 11:58:04,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:04,995 INFO L225 Difference]: With dead ends: 4827 [2022-12-14 11:58:04,996 INFO L226 Difference]: Without dead ends: 2921 [2022-12-14 11:58:05,000 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 11:58:05,001 INFO L413 NwaCegarLoop]: 895 mSDtfsCounter, 580 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:05,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 1619 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 283 Invalid, 3 Unknown, 0 Unchecked, 10.5s Time] [2022-12-14 11:58:05,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2921 states. [2022-12-14 11:58:05,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2921 to 2894. [2022-12-14 11:58:05,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2894 states, 1767 states have (on average 1.3406904357668366) internal successors, (2369), 1870 states have internal predecessors, (2369), 794 states have call successors, (794), 343 states have call predecessors, (794), 332 states have return successors, (805), 754 states have call predecessors, (805), 787 states have call successors, (805) [2022-12-14 11:58:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2894 states and 3968 transitions. [2022-12-14 11:58:05,090 INFO L78 Accepts]: Start accepts. Automaton has 2894 states and 3968 transitions. Word has length 213 [2022-12-14 11:58:05,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:05,091 INFO L495 AbstractCegarLoop]: Abstraction has 2894 states and 3968 transitions. [2022-12-14 11:58:05,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3968 transitions. [2022-12-14 11:58:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-12-14 11:58:05,094 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:05,095 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:58:05,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 11:58:05,095 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:05,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:05,095 INFO L85 PathProgramCache]: Analyzing trace with hash 275384221, now seen corresponding path program 1 times [2022-12-14 11:58:05,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:05,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917159263] [2022-12-14 11:58:05,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:05,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:05,624 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:58:05,624 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:05,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917159263] [2022-12-14 11:58:05,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917159263] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:58:05,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:58:05,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 11:58:05,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372782019] [2022-12-14 11:58:05,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:05,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 11:58:05,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:05,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 11:58:05,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 11:58:05,626 INFO L87 Difference]: Start difference. First operand 2894 states and 3968 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-14 11:58:07,649 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 11:58:13,151 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 11:58:14,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:14,143 INFO L93 Difference]: Finished difference Result 8129 states and 11226 transitions. [2022-12-14 11:58:14,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 11:58:14,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 217 [2022-12-14 11:58:14,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:14,163 INFO L225 Difference]: With dead ends: 8129 [2022-12-14 11:58:14,163 INFO L226 Difference]: Without dead ends: 5273 [2022-12-14 11:58:14,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 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 11:58:14,179 INFO L413 NwaCegarLoop]: 522 mSDtfsCounter, 1151 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 1263 mSolverCounterSat, 519 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 519 IncrementalHoareTripleChecker+Valid, 1263 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:14,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1284 Valid, 1097 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [519 Valid, 1263 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2022-12-14 11:58:14,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5273 states. [2022-12-14 11:58:14,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5273 to 5224. [2022-12-14 11:58:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5224 states, 3238 states have (on average 1.3474366893143916) internal successors, (4363), 3437 states have internal predecessors, (4363), 1397 states have call successors, (1397), 631 states have call predecessors, (1397), 588 states have return successors, (1450), 1273 states have call predecessors, (1450), 1386 states have call successors, (1450) [2022-12-14 11:58:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5224 states to 5224 states and 7210 transitions. [2022-12-14 11:58:14,354 INFO L78 Accepts]: Start accepts. Automaton has 5224 states and 7210 transitions. Word has length 217 [2022-12-14 11:58:14,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:14,355 INFO L495 AbstractCegarLoop]: Abstraction has 5224 states and 7210 transitions. [2022-12-14 11:58:14,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-14 11:58:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 5224 states and 7210 transitions. [2022-12-14 11:58:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 11:58:14,357 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:14,357 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:58:14,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 11:58:14,357 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:14,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:14,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1889908637, now seen corresponding path program 1 times [2022-12-14 11:58:14,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:14,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021307591] [2022-12-14 11:58:14,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:14,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:14,587 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:58:14,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:14,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021307591] [2022-12-14 11:58:14,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021307591] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:58:14,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:58:14,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:58:14,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928325202] [2022-12-14 11:58:14,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:14,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:58:14,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:14,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:58:14,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:58:14,589 INFO L87 Difference]: Start difference. First operand 5224 states and 7210 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:16,608 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 11:58:19,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:58:20,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:20,420 INFO L93 Difference]: Finished difference Result 5250 states and 7251 transitions. [2022-12-14 11:58:20,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:58:20,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 218 [2022-12-14 11:58:20,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:20,445 INFO L225 Difference]: With dead ends: 5250 [2022-12-14 11:58:20,445 INFO L226 Difference]: Without dead ends: 5247 [2022-12-14 11:58:20,447 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 11:58:20,447 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 850 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:20,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 776 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2022-12-14 11:58:20,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5247 states. [2022-12-14 11:58:20,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5247 to 5235. [2022-12-14 11:58:20,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5235 states, 3246 states have (on average 1.3459642637091804) internal successors, (4369), 3448 states have internal predecessors, (4369), 1396 states have call successors, (1396), 631 states have call predecessors, (1396), 592 states have return successors, (1462), 1273 states have call predecessors, (1462), 1386 states have call successors, (1462) [2022-12-14 11:58:20,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5235 states to 5235 states and 7227 transitions. [2022-12-14 11:58:20,646 INFO L78 Accepts]: Start accepts. Automaton has 5235 states and 7227 transitions. Word has length 218 [2022-12-14 11:58:20,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:20,647 INFO L495 AbstractCegarLoop]: Abstraction has 5235 states and 7227 transitions. [2022-12-14 11:58:20,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 5235 states and 7227 transitions. [2022-12-14 11:58:20,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-12-14 11:58:20,649 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:20,649 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:58:20,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 11:58:20,649 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:20,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:20,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1542122231, now seen corresponding path program 1 times [2022-12-14 11:58:20,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:20,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370195569] [2022-12-14 11:58:20,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:20,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:58:20,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:20,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370195569] [2022-12-14 11:58:20,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370195569] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:58:20,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:58:20,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:58:20,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554320009] [2022-12-14 11:58:20,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:20,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:58:20,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:20,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:58:20,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:58:20,862 INFO L87 Difference]: Start difference. First operand 5235 states and 7227 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:22,881 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 11:58:26,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:58:27,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:27,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:27,874 INFO L93 Difference]: Finished difference Result 5261 states and 7268 transitions. [2022-12-14 11:58:27,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:58:27,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 219 [2022-12-14 11:58:27,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:27,897 INFO L225 Difference]: With dead ends: 5261 [2022-12-14 11:58:27,897 INFO L226 Difference]: Without dead ends: 5258 [2022-12-14 11:58:27,899 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 11:58:27,900 INFO L413 NwaCegarLoop]: 772 mSDtfsCounter, 847 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 850 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:27,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [850 Valid, 774 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2022-12-14 11:58:27,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5258 states. [2022-12-14 11:58:28,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5258 to 5238. [2022-12-14 11:58:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5238 states, 3250 states have (on average 1.3449230769230769) internal successors, (4371), 3451 states have internal predecessors, (4371), 1395 states have call successors, (1395), 631 states have call predecessors, (1395), 592 states have return successors, (1462), 1273 states have call predecessors, (1462), 1386 states have call successors, (1462) [2022-12-14 11:58:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5238 states to 5238 states and 7228 transitions. [2022-12-14 11:58:28,161 INFO L78 Accepts]: Start accepts. Automaton has 5238 states and 7228 transitions. Word has length 219 [2022-12-14 11:58:28,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:28,161 INFO L495 AbstractCegarLoop]: Abstraction has 5238 states and 7228 transitions. [2022-12-14 11:58:28,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 5238 states and 7228 transitions. [2022-12-14 11:58:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-14 11:58:28,163 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:28,163 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:58:28,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 11:58:28,164 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:28,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:28,164 INFO L85 PathProgramCache]: Analyzing trace with hash 560901606, now seen corresponding path program 1 times [2022-12-14 11:58:28,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:28,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926215176] [2022-12-14 11:58:28,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:28,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:28,391 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:58:28,392 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:28,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926215176] [2022-12-14 11:58:28,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926215176] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:58:28,392 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:58:28,392 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:58:28,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110903410] [2022-12-14 11:58:28,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:28,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:58:28,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:28,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:58:28,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:58:28,394 INFO L87 Difference]: Start difference. First operand 5238 states and 7228 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:30,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:32,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:33,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:33,130 INFO L93 Difference]: Finished difference Result 5240 states and 7229 transitions. [2022-12-14 11:58:33,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:58:33,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 220 [2022-12-14 11:58:33,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:33,145 INFO L225 Difference]: With dead ends: 5240 [2022-12-14 11:58:33,145 INFO L226 Difference]: Without dead ends: 5203 [2022-12-14 11:58:33,149 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 11:58:33,149 INFO L413 NwaCegarLoop]: 770 mSDtfsCounter, 845 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:33,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 770 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2022-12-14 11:58:33,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5203 states. [2022-12-14 11:58:33,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5203 to 5201. [2022-12-14 11:58:33,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5201 states, 3229 states have (on average 1.3440693713223908) internal successors, (4340), 3429 states have internal predecessors, (4340), 1386 states have call successors, (1386), 625 states have call predecessors, (1386), 585 states have return successors, (1442), 1263 states have call predecessors, (1442), 1366 states have call successors, (1442) [2022-12-14 11:58:33,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5201 states to 5201 states and 7168 transitions. [2022-12-14 11:58:33,387 INFO L78 Accepts]: Start accepts. Automaton has 5201 states and 7168 transitions. Word has length 220 [2022-12-14 11:58:33,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:33,388 INFO L495 AbstractCegarLoop]: Abstraction has 5201 states and 7168 transitions. [2022-12-14 11:58:33,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 11:58:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 5201 states and 7168 transitions. [2022-12-14 11:58:33,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 11:58:33,392 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:33,392 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:58:33,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 11:58:33,392 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:33,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:33,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1272879583, now seen corresponding path program 1 times [2022-12-14 11:58:33,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:33,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884701213] [2022-12-14 11:58:33,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:33,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:33,744 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-12-14 11:58:33,745 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:33,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884701213] [2022-12-14 11:58:33,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884701213] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:58:33,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:58:33,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:58:33,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494306958] [2022-12-14 11:58:33,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:33,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:58:33,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:33,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:58:33,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:58:33,747 INFO L87 Difference]: Start difference. First operand 5201 states and 7168 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 11:58:35,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:38,819 WARN L539 Checker$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 11:58:40,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:58:42,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:43,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:43,260 INFO L93 Difference]: Finished difference Result 5407 states and 7370 transitions. [2022-12-14 11:58:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:58:43,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 226 [2022-12-14 11:58:43,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:43,279 INFO L225 Difference]: With dead ends: 5407 [2022-12-14 11:58:43,279 INFO L226 Difference]: Without dead ends: 5173 [2022-12-14 11:58:43,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 11:58:43,283 INFO L413 NwaCegarLoop]: 766 mSDtfsCounter, 52 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:43,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 1482 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 262 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2022-12-14 11:58:43,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-12-14 11:58:43,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5140. [2022-12-14 11:58:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5140 states, 3209 states have (on average 1.3406045497039576) internal successors, (4302), 3384 states have internal predecessors, (4302), 1343 states have call successors, (1343), 632 states have call predecessors, (1343), 587 states have return successors, (1402), 1234 states have call predecessors, (1402), 1326 states have call successors, (1402) [2022-12-14 11:58:43,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5140 states to 5140 states and 7047 transitions. [2022-12-14 11:58:43,564 INFO L78 Accepts]: Start accepts. Automaton has 5140 states and 7047 transitions. Word has length 226 [2022-12-14 11:58:43,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:43,564 INFO L495 AbstractCegarLoop]: Abstraction has 5140 states and 7047 transitions. [2022-12-14 11:58:43,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 11:58:43,565 INFO L276 IsEmpty]: Start isEmpty. Operand 5140 states and 7047 transitions. [2022-12-14 11:58:43,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-12-14 11:58:43,567 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:43,568 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:58:43,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 11:58:43,568 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:43,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:43,568 INFO L85 PathProgramCache]: Analyzing trace with hash 316956176, now seen corresponding path program 1 times [2022-12-14 11:58:43,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:43,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649482371] [2022-12-14 11:58:43,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:43,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:43,829 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-12-14 11:58:43,829 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:43,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649482371] [2022-12-14 11:58:43,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649482371] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:58:43,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:58:43,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 11:58:43,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157454065] [2022-12-14 11:58:43,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:43,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:58:43,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:43,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:58:43,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 11:58:43,831 INFO L87 Difference]: Start difference. First operand 5140 states and 7047 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 11:58:45,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:48,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:52,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:54,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:58:54,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:58:54,840 INFO L93 Difference]: Finished difference Result 13182 states and 18112 transitions. [2022-12-14 11:58:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:58:54,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 252 [2022-12-14 11:58:54,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:58:54,868 INFO L225 Difference]: With dead ends: 13182 [2022-12-14 11:58:54,868 INFO L226 Difference]: Without dead ends: 8051 [2022-12-14 11:58:54,882 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 11:58:54,883 INFO L413 NwaCegarLoop]: 1256 mSDtfsCounter, 770 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 770 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-12-14 11:58:54,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [770 Valid, 2001 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 359 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2022-12-14 11:58:54,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2022-12-14 11:58:55,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 8023. [2022-12-14 11:58:55,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8023 states, 5053 states have (on average 1.3490995448248566) internal successors, (6817), 5335 states have internal predecessors, (6817), 2056 states have call successors, (2056), 971 states have call predecessors, (2056), 913 states have return successors, (2131), 1900 states have call predecessors, (2131), 2036 states have call successors, (2131) [2022-12-14 11:58:55,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8023 states to 8023 states and 11004 transitions. [2022-12-14 11:58:55,193 INFO L78 Accepts]: Start accepts. Automaton has 8023 states and 11004 transitions. Word has length 252 [2022-12-14 11:58:55,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:58:55,194 INFO L495 AbstractCegarLoop]: Abstraction has 8023 states and 11004 transitions. [2022-12-14 11:58:55,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 11:58:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 8023 states and 11004 transitions. [2022-12-14 11:58:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-14 11:58:55,196 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:58:55,197 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:58:55,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 11:58:55,197 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:58:55,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:58:55,197 INFO L85 PathProgramCache]: Analyzing trace with hash 677782709, now seen corresponding path program 1 times [2022-12-14 11:58:55,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:58:55,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553842328] [2022-12-14 11:58:55,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:55,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:58:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-12-14 11:58:55,575 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:58:55,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553842328] [2022-12-14 11:58:55,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553842328] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:58:55,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473943705] [2022-12-14 11:58:55,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:58:55,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:58:55,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:58:55,577 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:58:55,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 11:58:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:58:56,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 2831 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 11:58:56,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:58:56,291 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2022-12-14 11:58:56,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 11:58:56,491 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2022-12-14 11:58:56,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473943705] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-14 11:58:56,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 11:58:56,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2022-12-14 11:58:56,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143349833] [2022-12-14 11:58:56,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:58:56,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 11:58:56,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:58:56,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 11:58:56,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 11:58:56,494 INFO L87 Difference]: Start difference. First operand 8023 states and 11004 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 11:58:58,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:02,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:59:03,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:59:06,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:06,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:59:06,559 INFO L93 Difference]: Finished difference Result 18958 states and 26048 transitions. [2022-12-14 11:59:06,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 11:59:06,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 260 [2022-12-14 11:59:06,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:59:06,585 INFO L225 Difference]: With dead ends: 18958 [2022-12-14 11:59:06,585 INFO L226 Difference]: Without dead ends: 10966 [2022-12-14 11:59:06,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 519 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 11:59:06,600 INFO L413 NwaCegarLoop]: 940 mSDtfsCounter, 814 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1644 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2022-12-14 11:59:06,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [816 Valid, 1644 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 275 Invalid, 2 Unknown, 0 Unchecked, 9.6s Time] [2022-12-14 11:59:06,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10966 states. [2022-12-14 11:59:07,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10966 to 10917. [2022-12-14 11:59:07,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10917 states, 6898 states have (on average 1.3579298347347057) internal successors, (9367), 7295 states have internal predecessors, (9367), 2779 states have call successors, (2779), 1315 states have call predecessors, (2779), 1239 states have return successors, (2875), 2563 states have call predecessors, (2875), 2753 states have call successors, (2875) [2022-12-14 11:59:07,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10917 states to 10917 states and 15021 transitions. [2022-12-14 11:59:07,108 INFO L78 Accepts]: Start accepts. Automaton has 10917 states and 15021 transitions. Word has length 260 [2022-12-14 11:59:07,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:59:07,109 INFO L495 AbstractCegarLoop]: Abstraction has 10917 states and 15021 transitions. [2022-12-14 11:59:07,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 11:59:07,109 INFO L276 IsEmpty]: Start isEmpty. Operand 10917 states and 15021 transitions. [2022-12-14 11:59:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-12-14 11:59:07,118 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:59:07,118 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:59:07,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 11:59:07,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:59:07,319 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:59:07,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:59:07,319 INFO L85 PathProgramCache]: Analyzing trace with hash -479811417, now seen corresponding path program 1 times [2022-12-14 11:59:07,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:59:07,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979847139] [2022-12-14 11:59:07,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:59:07,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:59:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:59:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2022-12-14 11:59:07,604 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:59:07,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979847139] [2022-12-14 11:59:07,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979847139] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:59:07,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:59:07,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 11:59:07,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046493617] [2022-12-14 11:59:07,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:59:07,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 11:59:07,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:59:07,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 11:59:07,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 11:59:07,606 INFO L87 Difference]: Start difference. First operand 10917 states and 15021 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-12-14 11:59:09,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:13,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:14,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:15,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:59:15,349 INFO L93 Difference]: Finished difference Result 23419 states and 32533 transitions. [2022-12-14 11:59:15,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 11:59:15,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 286 [2022-12-14 11:59:15,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:59:15,381 INFO L225 Difference]: With dead ends: 23419 [2022-12-14 11:59:15,381 INFO L226 Difference]: Without dead ends: 12549 [2022-12-14 11:59:15,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 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 11:59:15,401 INFO L413 NwaCegarLoop]: 1006 mSDtfsCounter, 1191 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 89 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1191 SdHoareTripleChecker+Valid, 2160 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-12-14 11:59:15,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1191 Valid, 2160 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 454 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2022-12-14 11:59:15,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12549 states. [2022-12-14 11:59:16,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12549 to 11107. [2022-12-14 11:59:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11107 states, 7006 states have (on average 1.355409648872395) internal successors, (9496), 7417 states have internal predecessors, (9496), 2824 states have call successors, (2824), 1351 states have call predecessors, (2824), 1276 states have return successors, (2921), 2601 states have call predecessors, (2921), 2798 states have call successors, (2921) [2022-12-14 11:59:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11107 states to 11107 states and 15241 transitions. [2022-12-14 11:59:16,088 INFO L78 Accepts]: Start accepts. Automaton has 11107 states and 15241 transitions. Word has length 286 [2022-12-14 11:59:16,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:59:16,089 INFO L495 AbstractCegarLoop]: Abstraction has 11107 states and 15241 transitions. [2022-12-14 11:59:16,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-12-14 11:59:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 11107 states and 15241 transitions. [2022-12-14 11:59:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-12-14 11:59:16,097 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:59:16,097 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:59:16,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 11:59:16,097 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:59:16,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:59:16,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1932153628, now seen corresponding path program 1 times [2022-12-14 11:59:16,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:59:16,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173165789] [2022-12-14 11:59:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:59:16,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:59:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:59:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2022-12-14 11:59:17,218 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:59:17,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173165789] [2022-12-14 11:59:17,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173165789] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:59:17,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 11:59:17,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-14 11:59:17,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438881572] [2022-12-14 11:59:17,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:59:17,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-14 11:59:17,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:59:17,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-14 11:59:17,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-12-14 11:59:17,220 INFO L87 Difference]: Start difference. First operand 11107 states and 15241 transitions. Second operand has 9 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 4 states have call successors, (35), 4 states have call predecessors, (35), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2022-12-14 11:59:19,237 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 11:59:23,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:31,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:59:33,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:59:34,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:59:34,531 INFO L93 Difference]: Finished difference Result 17173 states and 23983 transitions. [2022-12-14 11:59:34,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 11:59:34,532 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 4 states have call successors, (35), 4 states have call predecessors, (35), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) Word has length 286 [2022-12-14 11:59:34,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:59:34,573 INFO L225 Difference]: With dead ends: 17173 [2022-12-14 11:59:34,573 INFO L226 Difference]: Without dead ends: 17134 [2022-12-14 11:59:34,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-12-14 11:59:34,579 INFO L413 NwaCegarLoop]: 498 mSDtfsCounter, 1714 mSDsluCounter, 2068 mSDsCounter, 0 mSdLazyCounter, 3346 mSolverCounterSat, 861 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1871 SdHoareTripleChecker+Valid, 2566 SdHoareTripleChecker+Invalid, 4211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 861 IncrementalHoareTripleChecker+Valid, 3346 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-12-14 11:59:34,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1871 Valid, 2566 Invalid, 4211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [861 Valid, 3346 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2022-12-14 11:59:34,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17134 states. [2022-12-14 11:59:35,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17134 to 15641. [2022-12-14 11:59:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15641 states, 9934 states have (on average 1.3627944433259513) internal successors, (13538), 10524 states have internal predecessors, (13538), 3908 states have call successors, (3908), 1867 states have call predecessors, (3908), 1798 states have return successors, (4055), 3627 states have call predecessors, (4055), 3882 states have call successors, (4055) [2022-12-14 11:59:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15641 states to 15641 states and 21501 transitions. [2022-12-14 11:59:35,664 INFO L78 Accepts]: Start accepts. Automaton has 15641 states and 21501 transitions. Word has length 286 [2022-12-14 11:59:35,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:59:35,664 INFO L495 AbstractCegarLoop]: Abstraction has 15641 states and 21501 transitions. [2022-12-14 11:59:35,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 4 states have call successors, (35), 4 states have call predecessors, (35), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2022-12-14 11:59:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 15641 states and 21501 transitions. [2022-12-14 11:59:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 11:59:35,672 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:59:35,672 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:59:35,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 11:59:35,673 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:59:35,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:59:35,673 INFO L85 PathProgramCache]: Analyzing trace with hash 894143455, now seen corresponding path program 1 times [2022-12-14 11:59:35,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:59:35,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12144945] [2022-12-14 11:59:35,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:59:35,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:59:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:59:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2022-12-14 11:59:36,513 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:59:36,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12144945] [2022-12-14 11:59:36,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12144945] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:59:36,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629720316] [2022-12-14 11:59:36,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:59:36,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:59:36,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:59:36,515 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:59:36,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 11:59:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:59:37,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 3083 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 11:59:37,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:59:37,468 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-12-14 11:59:37,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:59:37,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1629720316] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:59:37,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:59:37,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-14 11:59:37,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862315573] [2022-12-14 11:59:37,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:59:37,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 11:59:37,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:59:37,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 11:59:37,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-12-14 11:59:37,471 INFO L87 Difference]: Start difference. First operand 15641 states and 21501 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-12-14 11:59:39,491 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 11:59:44,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 11:59:47,110 WARN L539 Checker$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 11:59:47,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 11:59:47,869 INFO L93 Difference]: Finished difference Result 31864 states and 44041 transitions. [2022-12-14 11:59:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 11:59:47,870 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 287 [2022-12-14 11:59:47,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 11:59:47,911 INFO L225 Difference]: With dead ends: 31864 [2022-12-14 11:59:47,911 INFO L226 Difference]: Without dead ends: 15907 [2022-12-14 11:59:47,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-12-14 11:59:47,944 INFO L413 NwaCegarLoop]: 790 mSDtfsCounter, 64 mSDsluCounter, 1490 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 25 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 2280 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2022-12-14 11:59:47,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 2280 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 400 Invalid, 3 Unknown, 0 Unchecked, 9.5s Time] [2022-12-14 11:59:47,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15907 states. [2022-12-14 11:59:48,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15907 to 15895. [2022-12-14 11:59:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15895 states, 10093 states have (on average 1.3602496779946498) internal successors, (13729), 10709 states have internal predecessors, (13729), 3995 states have call successors, (3995), 1873 states have call predecessors, (3995), 1806 states have return successors, (4139), 3708 states have call predecessors, (4139), 3966 states have call successors, (4139) [2022-12-14 11:59:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15895 states to 15895 states and 21863 transitions. [2022-12-14 11:59:48,716 INFO L78 Accepts]: Start accepts. Automaton has 15895 states and 21863 transitions. Word has length 287 [2022-12-14 11:59:48,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 11:59:48,716 INFO L495 AbstractCegarLoop]: Abstraction has 15895 states and 21863 transitions. [2022-12-14 11:59:48,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-12-14 11:59:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 15895 states and 21863 transitions. [2022-12-14 11:59:48,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 11:59:48,721 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 11:59:48,721 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 11:59:48,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-14 11:59:48,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-14 11:59:48,924 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 11:59:48,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 11:59:48,925 INFO L85 PathProgramCache]: Analyzing trace with hash 294454473, now seen corresponding path program 1 times [2022-12-14 11:59:48,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 11:59:48,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653667398] [2022-12-14 11:59:48,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:59:48,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 11:59:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:59:49,548 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2022-12-14 11:59:49,548 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 11:59:49,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653667398] [2022-12-14 11:59:49,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653667398] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 11:59:49,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897275647] [2022-12-14 11:59:49,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 11:59:49,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 11:59:49,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 11:59:49,549 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 11:59:49,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 11:59:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 11:59:50,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 3082 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 11:59:50,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 11:59:50,821 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2022-12-14 11:59:50,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 11:59:50,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897275647] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 11:59:50,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 11:59:50,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2022-12-14 11:59:50,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940729990] [2022-12-14 11:59:50,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 11:59:50,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 11:59:50,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 11:59:50,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 11:59:50,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-14 11:59:50,824 INFO L87 Difference]: Start difference. First operand 15895 states and 21863 transitions. Second operand has 6 states, 4 states have (on average 22.5) internal successors, (90), 6 states have internal predecessors, (90), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-14 11:59:52,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 11:59:56,701 WARN L539 Checker$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 11:59:59,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:00:02,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 12:00:05,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:00:05,899 INFO L93 Difference]: Finished difference Result 31838 states and 43991 transitions. [2022-12-14 12:00:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:00:05,899 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 22.5) internal successors, (90), 6 states have internal predecessors, (90), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 287 [2022-12-14 12:00:05,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:00:05,935 INFO L225 Difference]: With dead ends: 31838 [2022-12-14 12:00:05,935 INFO L226 Difference]: Without dead ends: 15932 [2022-12-14 12:00:05,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:00:05,967 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 3 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3754 SdHoareTripleChecker+Invalid, 727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-12-14 12:00:05,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3754 Invalid, 727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 716 Invalid, 2 Unknown, 0 Unchecked, 14.3s Time] [2022-12-14 12:00:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15932 states. [2022-12-14 12:00:06,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15932 to 15932. [2022-12-14 12:00:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15932 states, 10130 states have (on average 1.35893385982231) internal successors, (13766), 10746 states have internal predecessors, (13766), 3995 states have call successors, (3995), 1873 states have call predecessors, (3995), 1806 states have return successors, (4139), 3708 states have call predecessors, (4139), 3966 states have call successors, (4139) [2022-12-14 12:00:06,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15932 states to 15932 states and 21900 transitions. [2022-12-14 12:00:06,696 INFO L78 Accepts]: Start accepts. Automaton has 15932 states and 21900 transitions. Word has length 287 [2022-12-14 12:00:06,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:00:06,697 INFO L495 AbstractCegarLoop]: Abstraction has 15932 states and 21900 transitions. [2022-12-14 12:00:06,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 22.5) internal successors, (90), 6 states have internal predecessors, (90), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-14 12:00:06,697 INFO L276 IsEmpty]: Start isEmpty. Operand 15932 states and 21900 transitions. [2022-12-14 12:00:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-14 12:00:06,702 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:00:06,702 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:00:06,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 12:00:06,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-14 12:00:06,904 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:00:06,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:00:06,905 INFO L85 PathProgramCache]: Analyzing trace with hash 293568485, now seen corresponding path program 1 times [2022-12-14 12:00:06,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:00:06,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703555300] [2022-12-14 12:00:06,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:00:06,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:00:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:00:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-12-14 12:00:07,640 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:00:07,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703555300] [2022-12-14 12:00:07,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703555300] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:00:07,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490957578] [2022-12-14 12:00:07,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:00:07,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:00:07,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:00:07,642 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:00:07,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b32e8f3f-3872-4cd0-8f43-49f570475c09/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 12:00:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:00:08,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 3217 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 12:00:08,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:00:08,992 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 160 proven. 1 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2022-12-14 12:00:08,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:00:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-12-14 12:00:09,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [490957578] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:00:09,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1511216845] [2022-12-14 12:00:09,277 INFO L159 IcfgInterpreter]: Started Sifa with 127 locations of interest [2022-12-14 12:00:09,278 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:00:09,280 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:00:09,283 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:00:09,284 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:00:10,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 85 [2022-12-14 12:00:10,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-12-14 12:00:10,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-12-14 12:00:10,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-12-14 12:00:10,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-12-14 12:00:10,569 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 11 treesize of output 15 [2022-12-14 12:00:10,611 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 11 treesize of output 15 [2022-12-14 12:00:10,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 84 [2022-12-14 12:00:10,706 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 11 treesize of output 15 [2022-12-14 12:00:10,776 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 11 treesize of output 15 [2022-12-14 12:00:10,837 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 11 treesize of output 15 [2022-12-14 12:00:10,896 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 11 treesize of output 15 [2022-12-14 12:00:10,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 12:00:11,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:11,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:11,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:11,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:11,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:11,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2022-12-14 12:00:11,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:11,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:11,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 63 [2022-12-14 12:00:11,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:11,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-12-14 12:00:11,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:11,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:11,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:11,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:12,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:12,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:12,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 64 [2022-12-14 12:00:12,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:12,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 63 [2022-12-14 12:00:12,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 60 [2022-12-14 12:00:12,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:12,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:12,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-12-14 12:00:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:12,797 INFO L217 Elim1Store]: Index analysis took 235 ms [2022-12-14 12:00:23,329 WARN L233 SmtUtils]: Spent 10.51s on a formula simplification. DAG size of input: 1101 DAG size of output: 440 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 12:00:23,331 INFO L321 Elim1Store]: treesize reduction 6221, result has 14.0 percent of original size [2022-12-14 12:00:23,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 29 select indices, 29 select index equivalence classes, 424 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 36 case distinctions, treesize of input 176 treesize of output 1113 [2022-12-14 12:00:23,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:24,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:24,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:24,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:24,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:24,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:24,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 63 [2022-12-14 12:00:24,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:25,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:25,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:25,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:25,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:25,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:25,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:25,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:26,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:26,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:26,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 64 [2022-12-14 12:00:26,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:26,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:26,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:26,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:26,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:27,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:27,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:27,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:27,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:27,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:27,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:28,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 64 [2022-12-14 12:00:28,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:28,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:28,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:28,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:28,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:29,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:29,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-12-14 12:00:29,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-12-14 12:00:29,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-12-14 12:00:29,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-12-14 12:00:30,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:31,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:32,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:00:32,090 INFO L217 Elim1Store]: Index analysis took 1850 ms [2022-12-14 12:00:50,725 WARN L233 SmtUtils]: Spent 18.62s on a formula simplification. DAG size of input: 1653 DAG size of output: 644 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 12:00:50,727 INFO L321 Elim1Store]: treesize reduction 8352, result has 12.5 percent of original size [2022-12-14 12:00:50,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 39 select indices, 39 select index equivalence classes, 453 disjoint index pairs (out of 741 index pairs), introduced 39 new quantified variables, introduced 332 case distinctions, treesize of input 370 treesize of output 1465 [2022-12-14 12:00:51,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:51,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:51,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:51,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-12-14 12:00:52,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:52,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2022-12-14 12:00:52,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2022-12-14 12:00:52,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 62 [2022-12-14 12:00:52,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:52,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:52,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:52,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:53,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-12-14 12:00:53,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-12-14 12:00:53,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:53,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 12:00:53,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:53,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:53,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:53,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 64 [2022-12-14 12:00:54,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 64 [2022-12-14 12:00:54,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:54,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 60 [2022-12-14 12:00:54,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:00:54,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 12:01:00,483 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 12:01:00,486 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 12:01:00,492 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 12:01:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 712 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 115 [2022-12-14 12:01:03,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:03,821 INFO L217 Elim1Store]: Index analysis took 277 ms [2022-12-14 12:01:03,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 199 select indices, 199 select index equivalence classes, 13137 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 1742 treesize of output 598 [2022-12-14 12:01:04,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:04,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 39 select indices, 39 select index equivalence classes, 741 disjoint index pairs (out of 741 index pairs), introduced 39 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 118 [2022-12-14 12:01:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 712 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 115 [2022-12-14 12:01:12,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:12,886 INFO L217 Elim1Store]: Index analysis took 242 ms [2022-12-14 12:01:12,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 199 select indices, 199 select index equivalence classes, 13137 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 1742 treesize of output 598 [2022-12-14 12:01:13,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:01:13,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 39 select indices, 39 select index equivalence classes, 741 disjoint index pairs (out of 741 index pairs), introduced 39 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 118 [2022-12-14 12:02:12,437 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 12:02:12,650 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 12:02:13,084 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 12:02:13,800 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:02:13,814 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:02:13,844 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:02:39,710 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 12:02:40,037 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 12:02:40,383 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 12:02:41,053 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:02:41,071 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:02:41,089 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:02:47,396 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 12:02:47,489 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 12:02:47,737 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 12:02:50,887 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 12:02:51,412 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 12:02:51,600 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 12:04:03,358 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 12:04:03,452 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 12:04:03,544 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 12:04:04,732 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:04:04,736 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:04:04,738 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:05:20,017 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 12:05:20,376 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 12:05:20,501 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 12:05:21,406 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:05:21,426 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:05:21,431 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:05:27,328 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 12:05:27,861 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 12:05:27,945 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 12:05:30,697 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 12:05:30,782 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 12:05:31,289 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 12:05:37,399 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 12:05:37,619 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 12:05:37,871 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 12:05:40,653 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 12:05:40,763 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 12:05:41,008 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 12:07:30,253 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 12:07:30,335 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 12:07:30,507 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 12:07:31,844 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:07:31,851 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:07:31,863 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:09:20,291 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 12:09:20,407 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 12:09:20,470 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 12:09:21,896 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:09:21,907 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:09:21,909 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:10:57,865 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 12:10:58,034 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 12:10:58,323 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 12:10:59,358 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:10:59,365 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:10:59,377 WARN L207 Elim1Store]: Array PQE input equivalent to false