./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/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_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur --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-38b53e6 [2022-11-26 00:49:01,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:49:01,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:49:01,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:49:01,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:49:01,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:49:01,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:49:01,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:49:01,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:49:01,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:49:01,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:49:01,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:49:01,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:49:01,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:49:01,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:49:01,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:49:01,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:49:01,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:49:01,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:49:01,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:49:01,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:49:01,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:49:01,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:49:01,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:49:01,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:49:01,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:49:01,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:49:01,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:49:01,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:49:01,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:49:01,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:49:01,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:49:01,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:49:01,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:49:01,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:49:01,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:49:01,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:49:01,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:49:01,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:49:01,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:49:01,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:49:01,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:49:01,327 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:49:01,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:49:01,328 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:49:01,328 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:49:01,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:49:01,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:49:01,330 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:49:01,330 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:49:01,331 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:49:01,331 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:49:01,332 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:49:01,332 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:49:01,333 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:49:01,333 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:49:01,333 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:49:01,334 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:49:01,334 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:49:01,334 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:49:01,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:49:01,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:49:01,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:49:01,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:49:01,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:49:01,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:49:01,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:49:01,337 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:49:01,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:49:01,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:49:01,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:49:01,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:49:01,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:49:01,340 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:49:01,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:49:01,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:49:01,341 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:49:01,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:49:01,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:49:01,342 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:49:01,342 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_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2022-11-26 00:49:01,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:49:01,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:49:01,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:49:01,731 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:49:01,732 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:49:01,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/../../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 [2022-11-26 00:49:04,823 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:49:05,410 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:49:05,411 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/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 [2022-11-26 00:49:05,442 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/data/d0f561a8a/e5d658b330814551be749928acd47485/FLAG5e4363fc9 [2022-11-26 00:49:05,458 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/data/d0f561a8a/e5d658b330814551be749928acd47485 [2022-11-26 00:49:05,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:49:05,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:49:05,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:49:05,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:49:05,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:49:05,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:49:05" (1/1) ... [2022-11-26 00:49:05,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f4c486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:05, skipping insertion in model container [2022-11-26 00:49:05,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:49:05" (1/1) ... [2022-11-26 00:49:05,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:49:05,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:49:06,214 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:49:06,227 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:49:06,561 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:49:06,569 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:49:06,598 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:49:06,603 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-26 00:49:06,607 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:49:06,612 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-26 00:49:06,634 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-26 00:49:06,652 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-26 00:49:06,660 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-26 00:49:06,668 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-26 00:49:06,678 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:06,679 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-26 00:49:06,681 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:49:06,688 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:06,689 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-26 00:49:06,690 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:49:06,699 WARN L623 FunctionHandler]: Unknown extern function __list_add_rcu [2022-11-26 00:49:06,704 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:49:06,716 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:49:06,766 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:49:06,768 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:49:06,770 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:49:06,825 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-26 00:49:06,838 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:06,953 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:06,966 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-26 00:49:06,970 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:06,978 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:49:06,999 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-11-26 00:49:07,005 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:49:07,012 WARN L623 FunctionHandler]: Unknown extern function input_open_device [2022-11-26 00:49:07,020 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-11-26 00:49:07,053 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:49:07,071 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:49:07,072 WARN L623 FunctionHandler]: Unknown extern function nonseekable_open [2022-11-26 00:49:07,073 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:49:07,127 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:49:07,141 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-26 00:49:07,142 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:49:07,154 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-26 00:49:07,155 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-26 00:49:07,156 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-26 00:49:07,156 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-26 00:49:07,191 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-26 00:49:07,194 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:49:07,198 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-11-26 00:49:07,202 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-11-26 00:49:07,203 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,203 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-11-26 00:49:07,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,209 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:49:07,209 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:49:07,210 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:49:07,210 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:49:07,211 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-26 00:49:07,212 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-26 00:49:07,214 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-26 00:49:07,214 WARN L623 FunctionHandler]: Unknown extern function input_register_handle [2022-11-26 00:49:07,215 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-11-26 00:49:07,215 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-26 00:49:07,216 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-11-26 00:49:07,216 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,217 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-11-26 00:49:07,221 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-26 00:49:07,221 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-11-26 00:49:07,222 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-11-26 00:49:07,222 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,226 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-26 00:49:07,231 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,275 WARN L623 FunctionHandler]: Unknown extern function input_register_handler [2022-11-26 00:49:07,276 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,283 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handler [2022-11-26 00:49:07,301 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:49:07,310 WARN L623 FunctionHandler]: Unknown extern function ldv_release_1 [2022-11-26 00:49:07,311 WARN L623 FunctionHandler]: Unknown extern function ldv_bind_1 [2022-11-26 00:49:07,318 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-26 00:49:07,333 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,334 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,334 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,335 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,335 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,335 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-26 00:49:07,336 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,338 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-26 00:49:07,339 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,340 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,340 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,341 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-26 00:49:07,342 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,345 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,345 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,347 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,347 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,348 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-11-26 00:49:07,348 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-11-26 00:49:07,350 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-26 00:49:07,351 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,362 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,363 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,363 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 00:49:07,364 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 00:49:07,368 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_42c1baf7-585f-4e77-aaed-b855de46f57a/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] [2022-11-26 00:49:07,502 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:49:07,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:49:07,547 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:49:07,635 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:49:07,636 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:49:07,642 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:49:07,644 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:49:07,645 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:49:07,645 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-26 00:49:07,646 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:49:07,646 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-26 00:49:07,647 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-26 00:49:07,648 WARN L623 FunctionHandler]: Unknown extern function synchronize_sched [2022-11-26 00:49:07,648 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-11-26 00:49:07,649 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-11-26 00:49:07,650 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:07,650 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-26 00:49:07,651 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:49:07,651 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:07,652 WARN L623 FunctionHandler]: Unknown extern function rcu_is_watching [2022-11-26 00:49:07,652 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_suspicious [2022-11-26 00:49:07,653 WARN L623 FunctionHandler]: Unknown extern function __list_add_rcu [2022-11-26 00:49:07,654 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:49:07,655 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:49:07,657 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:49:07,658 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:49:07,658 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:49:07,733 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-26 00:49:07,734 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,745 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:07,784 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-26 00:49:07,784 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-26 00:49:07,785 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:49:07,804 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-11-26 00:49:07,805 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:49:07,806 WARN L623 FunctionHandler]: Unknown extern function input_open_device [2022-11-26 00:49:07,807 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-11-26 00:49:07,828 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:49:07,839 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:49:07,842 WARN L623 FunctionHandler]: Unknown extern function nonseekable_open [2022-11-26 00:49:07,843 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:49:07,867 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-26 00:49:07,870 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-26 00:49:07,871 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:49:07,873 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-26 00:49:07,874 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-26 00:49:07,875 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-26 00:49:07,876 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-26 00:49:07,882 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-26 00:49:07,883 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:49:07,889 WARN L623 FunctionHandler]: Unknown extern function input_close_device [2022-11-26 00:49:07,890 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-11-26 00:49:07,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,891 WARN L623 FunctionHandler]: Unknown extern function input_get_new_minor [2022-11-26 00:49:07,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,893 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:49:07,893 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:49:07,894 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:49:07,894 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:49:07,894 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-26 00:49:07,905 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-26 00:49:07,920 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-26 00:49:07,920 WARN L623 FunctionHandler]: Unknown extern function input_register_handle [2022-11-26 00:49:07,921 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-11-26 00:49:07,921 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-26 00:49:07,922 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-11-26 00:49:07,922 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,922 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-11-26 00:49:07,923 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-26 00:49:07,924 WARN L623 FunctionHandler]: Unknown extern function input_free_minor [2022-11-26 00:49:07,928 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handle [2022-11-26 00:49:07,928 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,929 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-26 00:49:07,930 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-26 00:49:07,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,937 WARN L623 FunctionHandler]: Unknown extern function input_register_handler [2022-11-26 00:49:07,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:49:07,938 WARN L623 FunctionHandler]: Unknown extern function input_unregister_handler [2022-11-26 00:49:07,941 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:49:07,943 WARN L623 FunctionHandler]: Unknown extern function ldv_release_1 [2022-11-26 00:49:07,944 WARN L623 FunctionHandler]: Unknown extern function ldv_bind_1 [2022-11-26 00:49:07,948 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-26 00:49:07,950 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,950 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,951 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,951 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,951 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,952 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-26 00:49:07,953 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,959 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-26 00:49:07,960 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,961 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,961 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,962 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-26 00:49:07,962 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,963 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,963 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,963 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,964 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,964 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-11-26 00:49:07,964 WARN L623 FunctionHandler]: Unknown extern function cdev_init [2022-11-26 00:49:07,965 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-26 00:49:07,965 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,966 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-26 00:49:07,966 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-26 00:49:07,966 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 00:49:07,967 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 00:49:07,967 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_42c1baf7-585f-4e77-aaed-b855de46f57a/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] [2022-11-26 00:49:07,986 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:49:07,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:49:08,119 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:49:08,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08 WrapperNode [2022-11-26 00:49:08,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:49:08,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:49:08,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:49:08,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:49:08,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,407 INFO L138 Inliner]: procedures = 259, calls = 1110, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2800 [2022-11-26 00:49:08,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:49:08,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:49:08,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:49:08,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:49:08,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,665 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:49:08,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:49:08,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:49:08,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:49:08,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (1/1) ... [2022-11-26 00:49:08,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:49:08,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:49:08,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:49:08,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:49:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-26 00:49:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 00:49:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:49:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:49:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2022-11-26 00:49:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2022-11-26 00:49:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-26 00:49:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-26 00:49:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-26 00:49:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-26 00:49:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:49:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:49:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-26 00:49:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-26 00:49:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2022-11-26 00:49:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2022-11-26 00:49:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-26 00:49:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-26 00:49:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2022-11-26 00:49:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2022-11-26 00:49:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-26 00:49:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-26 00:49:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 00:49:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 00:49:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 00:49:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 00:49:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-26 00:49:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-26 00:49:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2022-11-26 00:49:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2022-11-26 00:49:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-26 00:49:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-26 00:49:08,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:49:08,810 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-26 00:49:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-26 00:49:08,810 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2022-11-26 00:49:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2022-11-26 00:49:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:49:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2022-11-26 00:49:08,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2022-11-26 00:49:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-26 00:49:08,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-26 00:49:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2022-11-26 00:49:08,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2022-11-26 00:49:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2022-11-26 00:49:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2022-11-26 00:49:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:49:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:49:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-26 00:49:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-26 00:49:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2022-11-26 00:49:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2022-11-26 00:49:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:49:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2022-11-26 00:49:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2022-11-26 00:49:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:49:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-11-26 00:49:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-11-26 00:49:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2022-11-26 00:49:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2022-11-26 00:49:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-26 00:49:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-26 00:49:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2022-11-26 00:49:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2022-11-26 00:49:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-26 00:49:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-26 00:49:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-26 00:49:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-26 00:49:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-26 00:49:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-26 00:49:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-26 00:49:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 00:49:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:49:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2022-11-26 00:49:08,818 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2022-11-26 00:49:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-26 00:49:08,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-26 00:49:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2022-11-26 00:49:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2022-11-26 00:49:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-26 00:49:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-26 00:49:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-26 00:49:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-26 00:49:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-26 00:49:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-26 00:49:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-11-26 00:49:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-11-26 00:49:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:49:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2022-11-26 00:49:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2022-11-26 00:49:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-26 00:49:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-26 00:49:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-26 00:49:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-26 00:49:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-26 00:49:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-26 00:49:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2022-11-26 00:49:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2022-11-26 00:49:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:49:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-26 00:49:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-26 00:49:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:49:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2022-11-26 00:49:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2022-11-26 00:49:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-26 00:49:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-26 00:49:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2022-11-26 00:49:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2022-11-26 00:49:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:49:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-26 00:49:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-26 00:49:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-26 00:49:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2022-11-26 00:49:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2022-11-26 00:49:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-26 00:49:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-26 00:49:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2022-11-26 00:49:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2022-11-26 00:49:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2022-11-26 00:49:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2022-11-26 00:49:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-26 00:49:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-26 00:49:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-26 00:49:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-26 00:49:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2022-11-26 00:49:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2022-11-26 00:49:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2022-11-26 00:49:08,825 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2022-11-26 00:49:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2022-11-26 00:49:08,825 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2022-11-26 00:49:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2022-11-26 00:49:08,825 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2022-11-26 00:49:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2022-11-26 00:49:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2022-11-26 00:49:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-26 00:49:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-26 00:49:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-26 00:49:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-26 00:49:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:49:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:49:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:49:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-26 00:49:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-26 00:49:09,454 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:49:09,457 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:49:09,863 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:49:14,899 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:49:15,998 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:49:15,999 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:49:16,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:49:16 BoogieIcfgContainer [2022-11-26 00:49:16,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:49:16,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:49:16,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:49:16,012 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:49:16,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:49:05" (1/3) ... [2022-11-26 00:49:16,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e13fcf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:49:16, skipping insertion in model container [2022-11-26 00:49:16,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:49:08" (2/3) ... [2022-11-26 00:49:16,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e13fcf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:49:16, skipping insertion in model container [2022-11-26 00:49:16,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:49:16" (3/3) ... [2022-11-26 00:49:16,020 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-11-26 00:49:16,042 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:49:16,042 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:49:16,135 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:49:16,146 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;@67041af7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:49:16,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:49:16,158 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) [2022-11-26 00:49:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-26 00:49:16,198 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:16,200 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] [2022-11-26 00:49:16,201 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:49:16,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:16,209 INFO L85 PathProgramCache]: Analyzing trace with hash 402374460, now seen corresponding path program 1 times [2022-11-26 00:49:16,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:16,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117794043] [2022-11-26 00:49:16,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:16,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:17,387 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:49:17,388 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:17,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117794043] [2022-11-26 00:49:17,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117794043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:17,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:17,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:49:17,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449266859] [2022-11-26 00:49:17,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:17,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:49:17,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:17,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:49:17,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:49:17,474 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) [2022-11-26 00:49:19,525 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 [] [2022-11-26 00:49:23,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:25,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:26,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:49:26,118 INFO L93 Difference]: Finished difference Result 1689 states and 2421 transitions. [2022-11-26 00:49:26,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:49:26,121 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 [2022-11-26 00:49:26,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:49:26,146 INFO L225 Difference]: With dead ends: 1689 [2022-11-26 00:49:26,146 INFO L226 Difference]: Without dead ends: 1060 [2022-11-26 00:49:26,158 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 [2022-11-26 00:49:26,161 INFO L413 NwaCegarLoop]: 907 mSDtfsCounter, 561 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:49:26,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 1676 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 278 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2022-11-26 00:49:26,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-11-26 00:49:26,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1045. [2022-11-26 00:49:26,339 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) [2022-11-26 00:49:26,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 1444 transitions. [2022-11-26 00:49:26,349 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 1444 transitions. Word has length 192 [2022-11-26 00:49:26,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:49:26,350 INFO L495 AbstractCegarLoop]: Abstraction has 1045 states and 1444 transitions. [2022-11-26 00:49:26,350 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) [2022-11-26 00:49:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1444 transitions. [2022-11-26 00:49:26,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-26 00:49:26,354 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:26,355 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] [2022-11-26 00:49:26,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:49:26,355 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:49:26,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:26,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1884496067, now seen corresponding path program 1 times [2022-11-26 00:49:26,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:26,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005271506] [2022-11-26 00:49:26,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:26,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:26,786 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:49:26,786 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:26,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005271506] [2022-11-26 00:49:26,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005271506] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:26,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:26,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:49:26,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564352675] [2022-11-26 00:49:26,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:26,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:49:26,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:26,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:49:26,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:49:26,790 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) [2022-11-26 00:49:28,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:31,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:34,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:35,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:49:35,172 INFO L93 Difference]: Finished difference Result 2946 states and 4069 transitions. [2022-11-26 00:49:35,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:49:35,173 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 [2022-11-26 00:49:35,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:49:35,187 INFO L225 Difference]: With dead ends: 2946 [2022-11-26 00:49:35,187 INFO L226 Difference]: Without dead ends: 1940 [2022-11-26 00:49:35,191 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 [2022-11-26 00:49:35,192 INFO L413 NwaCegarLoop]: 1142 mSDtfsCounter, 805 mSDsluCounter, 750 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:49:35,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [811 Valid, 1892 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 308 Invalid, 3 Unknown, 0 Unchecked, 8.2s Time] [2022-11-26 00:49:35,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1940 states. [2022-11-26 00:49:35,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1940 to 1933. [2022-11-26 00:49:35,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1933 states, 1182 states have (on average 1.3401015228426396) internal successors, (1584), 1250 states have internal predecessors, (1584), 542 states have call successors, (542), 209 states have call predecessors, (542), 208 states have return successors, (543), 525 states have call predecessors, (543), 535 states have call successors, (543) [2022-11-26 00:49:35,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1933 states and 2669 transitions. [2022-11-26 00:49:35,308 INFO L78 Accepts]: Start accepts. Automaton has 1933 states and 2669 transitions. Word has length 193 [2022-11-26 00:49:35,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:49:35,309 INFO L495 AbstractCegarLoop]: Abstraction has 1933 states and 2669 transitions. [2022-11-26 00:49:35,309 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) [2022-11-26 00:49:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2669 transitions. [2022-11-26 00:49:35,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-26 00:49:35,313 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:35,313 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] [2022-11-26 00:49:35,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:49:35,314 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:49:35,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:35,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1941552709, now seen corresponding path program 1 times [2022-11-26 00:49:35,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:35,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931306409] [2022-11-26 00:49:35,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:35,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:49:35,681 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:35,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931306409] [2022-11-26 00:49:35,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931306409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:35,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:35,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:49:35,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920594982] [2022-11-26 00:49:35,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:35,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:49:35,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:35,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:49:35,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:49:35,685 INFO L87 Difference]: Start difference. First operand 1933 states and 2669 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) [2022-11-26 00:49:37,706 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 [] [2022-11-26 00:49:39,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:43,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:44,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:49:44,272 INFO L93 Difference]: Finished difference Result 4791 states and 6582 transitions. [2022-11-26 00:49:44,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:49:44,273 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 [2022-11-26 00:49:44,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:49:44,292 INFO L225 Difference]: With dead ends: 4791 [2022-11-26 00:49:44,292 INFO L226 Difference]: Without dead ends: 2897 [2022-11-26 00:49:44,300 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 [2022-11-26 00:49:44,301 INFO L413 NwaCegarLoop]: 895 mSDtfsCounter, 581 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:49:44,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 1619 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 286 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2022-11-26 00:49:44,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2897 states. [2022-11-26 00:49:44,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2897 to 2865. [2022-11-26 00:49:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2865 states, 1748 states have (on average 1.341533180778032) internal successors, (2345), 1851 states have internal predecessors, (2345), 785 states have call successors, (785), 342 states have call predecessors, (785), 331 states have return successors, (798), 745 states have call predecessors, (798), 778 states have call successors, (798) [2022-11-26 00:49:44,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2865 states and 3928 transitions. [2022-11-26 00:49:44,467 INFO L78 Accepts]: Start accepts. Automaton has 2865 states and 3928 transitions. Word has length 213 [2022-11-26 00:49:44,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:49:44,472 INFO L495 AbstractCegarLoop]: Abstraction has 2865 states and 3928 transitions. [2022-11-26 00:49:44,472 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) [2022-11-26 00:49:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 3928 transitions. [2022-11-26 00:49:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-11-26 00:49:44,475 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:44,475 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] [2022-11-26 00:49:44,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:49:44,476 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:49:44,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:44,477 INFO L85 PathProgramCache]: Analyzing trace with hash 913479848, now seen corresponding path program 1 times [2022-11-26 00:49:44,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:44,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331427046] [2022-11-26 00:49:44,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:44,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:49:45,527 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:45,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331427046] [2022-11-26 00:49:45,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331427046] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:45,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:45,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:49:45,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419150992] [2022-11-26 00:49:45,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:45,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:49:45,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:45,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:49:45,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:49:45,531 INFO L87 Difference]: Start difference. First operand 2865 states and 3928 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) [2022-11-26 00:49:47,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:51,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:53,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:49:55,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:57,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:58,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:49:58,498 INFO L93 Difference]: Finished difference Result 8036 states and 11098 transitions. [2022-11-26 00:49:58,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:49:58,499 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 [2022-11-26 00:49:58,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:49:58,537 INFO L225 Difference]: With dead ends: 8036 [2022-11-26 00:49:58,537 INFO L226 Difference]: Without dead ends: 5209 [2022-11-26 00:49:58,553 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 [2022-11-26 00:49:58,558 INFO L413 NwaCegarLoop]: 522 mSDtfsCounter, 1158 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 519 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 519 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:49:58,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1289 Valid, 1097 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [519 Valid, 1260 Invalid, 1 Unknown, 0 Unchecked, 12.5s Time] [2022-11-26 00:49:58,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5209 states. [2022-11-26 00:49:58,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5209 to 5152. [2022-11-26 00:49:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5152 states, 3192 states have (on average 1.3483709273182958) internal successors, (4304), 3390 states have internal predecessors, (4304), 1377 states have call successors, (1377), 625 states have call predecessors, (1377), 582 states have return successors, (1430), 1254 states have call predecessors, (1430), 1366 states have call successors, (1430) [2022-11-26 00:49:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5152 states to 5152 states and 7111 transitions. [2022-11-26 00:49:58,915 INFO L78 Accepts]: Start accepts. Automaton has 5152 states and 7111 transitions. Word has length 217 [2022-11-26 00:49:58,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:49:58,916 INFO L495 AbstractCegarLoop]: Abstraction has 5152 states and 7111 transitions. [2022-11-26 00:49:58,917 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) [2022-11-26 00:49:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 5152 states and 7111 transitions. [2022-11-26 00:49:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-26 00:49:58,921 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:58,921 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] [2022-11-26 00:49:58,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:49:58,922 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:49:58,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:58,922 INFO L85 PathProgramCache]: Analyzing trace with hash 641816684, now seen corresponding path program 1 times [2022-11-26 00:49:58,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:58,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083249187] [2022-11-26 00:49:58,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:58,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:49:59,335 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:59,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083249187] [2022-11-26 00:49:59,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083249187] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:59,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:59,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:49:59,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904717066] [2022-11-26 00:49:59,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:59,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:49:59,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:59,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:49:59,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:49:59,340 INFO L87 Difference]: Start difference. First operand 5152 states and 7111 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) [2022-11-26 00:50:01,365 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 [] [2022-11-26 00:50:05,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:06,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:50:06,214 INFO L93 Difference]: Finished difference Result 5326 states and 7320 transitions. [2022-11-26 00:50:06,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:50:06,215 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 [2022-11-26 00:50:06,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:50:06,249 INFO L225 Difference]: With dead ends: 5326 [2022-11-26 00:50:06,249 INFO L226 Difference]: Without dead ends: 5323 [2022-11-26 00:50:06,254 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 [2022-11-26 00:50:06,255 INFO L413 NwaCegarLoop]: 786 mSDtfsCounter, 850 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 852 SdHoareTripleChecker+Valid, 825 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:50:06,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [852 Valid, 825 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 2 Unknown, 0 Unchecked, 6.6s Time] [2022-11-26 00:50:06,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5323 states. [2022-11-26 00:50:06,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5323 to 5323. [2022-11-26 00:50:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5323 states, 3292 states have (on average 1.3432563791008505) internal successors, (4422), 3493 states have internal predecessors, (4422), 1416 states have call successors, (1416), 653 states have call predecessors, (1416), 614 states have return successors, (1478), 1294 states have call predecessors, (1478), 1406 states have call successors, (1478) [2022-11-26 00:50:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5323 states to 5323 states and 7316 transitions. [2022-11-26 00:50:06,717 INFO L78 Accepts]: Start accepts. Automaton has 5323 states and 7316 transitions. Word has length 218 [2022-11-26 00:50:06,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:50:06,718 INFO L495 AbstractCegarLoop]: Abstraction has 5323 states and 7316 transitions. [2022-11-26 00:50:06,719 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) [2022-11-26 00:50:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 5323 states and 7316 transitions. [2022-11-26 00:50:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-26 00:50:06,724 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:50:06,724 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] [2022-11-26 00:50:06,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:50:06,724 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:50:06,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:50:06,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1578771442, now seen corresponding path program 1 times [2022-11-26 00:50:06,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:50:06,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570928733] [2022-11-26 00:50:06,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:50:06,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:50:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:50:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:50:07,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:50:07,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570928733] [2022-11-26 00:50:07,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570928733] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:50:07,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:50:07,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:50:07,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510470264] [2022-11-26 00:50:07,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:50:07,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:50:07,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:50:07,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:50:07,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:50:07,092 INFO L87 Difference]: Start difference. First operand 5323 states and 7316 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) [2022-11-26 00:50:09,115 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 [] [2022-11-26 00:50:10,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:13,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:13,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:50:13,575 INFO L93 Difference]: Finished difference Result 5325 states and 7317 transitions. [2022-11-26 00:50:13,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:50:13,576 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 [2022-11-26 00:50:13,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:50:13,607 INFO L225 Difference]: With dead ends: 5325 [2022-11-26 00:50:13,607 INFO L226 Difference]: Without dead ends: 5322 [2022-11-26 00:50:13,611 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 [2022-11-26 00:50:13,612 INFO L413 NwaCegarLoop]: 784 mSDtfsCounter, 847 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 849 SdHoareTripleChecker+Valid, 823 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:50:13,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [849 Valid, 823 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 2 Unknown, 0 Unchecked, 6.2s Time] [2022-11-26 00:50:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5322 states. [2022-11-26 00:50:14,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5322 to 5322. [2022-11-26 00:50:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5322 states, 3292 states have (on average 1.3426488456865127) internal successors, (4420), 3492 states have internal predecessors, (4420), 1415 states have call successors, (1415), 653 states have call predecessors, (1415), 614 states have return successors, (1478), 1294 states have call predecessors, (1478), 1406 states have call successors, (1478) [2022-11-26 00:50:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5322 states to 5322 states and 7313 transitions. [2022-11-26 00:50:14,060 INFO L78 Accepts]: Start accepts. Automaton has 5322 states and 7313 transitions. Word has length 219 [2022-11-26 00:50:14,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:50:14,062 INFO L495 AbstractCegarLoop]: Abstraction has 5322 states and 7313 transitions. [2022-11-26 00:50:14,062 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) [2022-11-26 00:50:14,062 INFO L276 IsEmpty]: Start isEmpty. Operand 5322 states and 7313 transitions. [2022-11-26 00:50:14,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-11-26 00:50:14,066 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:50:14,067 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] [2022-11-26 00:50:14,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:50:14,067 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:50:14,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:50:14,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1697521745, now seen corresponding path program 1 times [2022-11-26 00:50:14,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:50:14,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936101412] [2022-11-26 00:50:14,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:50:14,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:50:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:50:14,420 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:50:14,420 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:50:14,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936101412] [2022-11-26 00:50:14,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936101412] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:50:14,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:50:14,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:50:14,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159112237] [2022-11-26 00:50:14,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:50:14,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:50:14,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:50:14,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:50:14,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:50:14,423 INFO L87 Difference]: Start difference. First operand 5322 states and 7313 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) [2022-11-26 00:50:16,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:18,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:20,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:21,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:50:21,640 INFO L93 Difference]: Finished difference Result 5324 states and 7314 transitions. [2022-11-26 00:50:21,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:50:21,641 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 [2022-11-26 00:50:21,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:50:21,684 INFO L225 Difference]: With dead ends: 5324 [2022-11-26 00:50:21,684 INFO L226 Difference]: Without dead ends: 5287 [2022-11-26 00:50:21,689 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 [2022-11-26 00:50:21,690 INFO L413 NwaCegarLoop]: 782 mSDtfsCounter, 844 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 821 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:50:21,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [846 Valid, 821 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2022-11-26 00:50:21,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5287 states. [2022-11-26 00:50:22,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5287 to 5285. [2022-11-26 00:50:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5285 states, 3271 states have (on average 1.3417915010700092) internal successors, (4389), 3470 states have internal predecessors, (4389), 1406 states have call successors, (1406), 647 states have call predecessors, (1406), 607 states have return successors, (1458), 1284 states have call predecessors, (1458), 1386 states have call successors, (1458) [2022-11-26 00:50:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 5285 states and 7253 transitions. [2022-11-26 00:50:22,119 INFO L78 Accepts]: Start accepts. Automaton has 5285 states and 7253 transitions. Word has length 220 [2022-11-26 00:50:22,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:50:22,120 INFO L495 AbstractCegarLoop]: Abstraction has 5285 states and 7253 transitions. [2022-11-26 00:50:22,120 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) [2022-11-26 00:50:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 7253 transitions. [2022-11-26 00:50:22,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-26 00:50:22,124 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:50:22,124 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] [2022-11-26 00:50:22,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-26 00:50:22,125 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:50:22,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:50:22,126 INFO L85 PathProgramCache]: Analyzing trace with hash -2130811945, now seen corresponding path program 1 times [2022-11-26 00:50:22,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:50:22,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496722350] [2022-11-26 00:50:22,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:50:22,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:50:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:50:22,633 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-26 00:50:22,634 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:50:22,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496722350] [2022-11-26 00:50:22,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496722350] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:50:22,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:50:22,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:50:22,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553025398] [2022-11-26 00:50:22,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:50:22,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:50:22,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:50:22,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:50:22,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:50:22,636 INFO L87 Difference]: Start difference. First operand 5285 states and 7253 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) [2022-11-26 00:50:24,659 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 [] [2022-11-26 00:50:26,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:28,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:50:31,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:32,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:50:32,021 INFO L93 Difference]: Finished difference Result 5491 states and 7455 transitions. [2022-11-26 00:50:32,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:50:32,022 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 [2022-11-26 00:50:32,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:50:32,047 INFO L225 Difference]: With dead ends: 5491 [2022-11-26 00:50:32,048 INFO L226 Difference]: Without dead ends: 5257 [2022-11-26 00:50:32,051 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 [2022-11-26 00:50:32,052 INFO L413 NwaCegarLoop]: 766 mSDtfsCounter, 52 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:50:32,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 1482 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 259 Invalid, 3 Unknown, 0 Unchecked, 9.1s Time] [2022-11-26 00:50:32,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5257 states. [2022-11-26 00:50:32,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5257 to 5224. [2022-11-26 00:50:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5224 states, 3251 states have (on average 1.3383574284835436) internal successors, (4351), 3425 states have internal predecessors, (4351), 1363 states have call successors, (1363), 654 states have call predecessors, (1363), 609 states have return successors, (1418), 1255 states have call predecessors, (1418), 1346 states have call successors, (1418) [2022-11-26 00:50:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5224 states to 5224 states and 7132 transitions. [2022-11-26 00:50:32,437 INFO L78 Accepts]: Start accepts. Automaton has 5224 states and 7132 transitions. Word has length 226 [2022-11-26 00:50:32,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:50:32,437 INFO L495 AbstractCegarLoop]: Abstraction has 5224 states and 7132 transitions. [2022-11-26 00:50:32,438 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) [2022-11-26 00:50:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 5224 states and 7132 transitions. [2022-11-26 00:50:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-26 00:50:32,443 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:50:32,444 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] [2022-11-26 00:50:32,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-26 00:50:32,444 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:50:32,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:50:32,445 INFO L85 PathProgramCache]: Analyzing trace with hash -509699945, now seen corresponding path program 1 times [2022-11-26 00:50:32,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:50:32,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157209004] [2022-11-26 00:50:32,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:50:32,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:50:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:50:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-11-26 00:50:32,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:50:32,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157209004] [2022-11-26 00:50:32,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157209004] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:50:32,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:50:32,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:50:32,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282471502] [2022-11-26 00:50:32,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:50:32,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:50:32,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:50:32,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:50:32,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:50:32,876 INFO L87 Difference]: Start difference. First operand 5224 states and 7132 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) [2022-11-26 00:50:34,900 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 [] [2022-11-26 00:50:38,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:40,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:42,119 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 [] [2022-11-26 00:50:42,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:50:42,693 INFO L93 Difference]: Finished difference Result 13304 states and 18243 transitions. [2022-11-26 00:50:42,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:50:42,693 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 [2022-11-26 00:50:42,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:50:42,740 INFO L225 Difference]: With dead ends: 13304 [2022-11-26 00:50:42,740 INFO L226 Difference]: Without dead ends: 8085 [2022-11-26 00:50:42,765 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 [2022-11-26 00:50:42,765 INFO L413 NwaCegarLoop]: 1244 mSDtfsCounter, 754 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:50:42,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [758 Valid, 1989 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 356 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2022-11-26 00:50:42,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8085 states. [2022-11-26 00:50:43,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8085 to 8011. [2022-11-26 00:50:43,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8011 states, 5025 states have (on average 1.3480597014925373) internal successors, (6774), 5306 states have internal predecessors, (6774), 2054 states have call successors, (2054), 991 states have call predecessors, (2054), 931 states have return successors, (2159), 1897 states have call predecessors, (2159), 2034 states have call successors, (2159) [2022-11-26 00:50:43,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8011 states to 8011 states and 10987 transitions. [2022-11-26 00:50:43,562 INFO L78 Accepts]: Start accepts. Automaton has 8011 states and 10987 transitions. Word has length 252 [2022-11-26 00:50:43,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:50:43,562 INFO L495 AbstractCegarLoop]: Abstraction has 8011 states and 10987 transitions. [2022-11-26 00:50:43,563 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) [2022-11-26 00:50:43,563 INFO L276 IsEmpty]: Start isEmpty. Operand 8011 states and 10987 transitions. [2022-11-26 00:50:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-26 00:50:43,569 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:50:43,569 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] [2022-11-26 00:50:43,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-26 00:50:43,570 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:50:43,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:50:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash -867739844, now seen corresponding path program 1 times [2022-11-26 00:50:43,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:50:43,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498498273] [2022-11-26 00:50:43,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:50:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:50:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:50:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-11-26 00:50:44,159 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:50:44,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498498273] [2022-11-26 00:50:44,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498498273] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:50:44,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [39183206] [2022-11-26 00:50:44,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:50:44,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:50:44,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:50:44,165 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:50:44,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:50:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:50:45,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 2831 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 00:50:45,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:50:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2022-11-26 00:50:45,550 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:50:45,852 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2022-11-26 00:50:45,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [39183206] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-26 00:50:45,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 00:50:45,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2022-11-26 00:50:45,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459818241] [2022-11-26 00:50:45,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:50:45,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:50:45,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:50:45,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:50:45,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:50:45,855 INFO L87 Difference]: Start difference. First operand 8011 states and 10987 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) [2022-11-26 00:50:47,881 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 [] [2022-11-26 00:50:49,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:52,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:54,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:50:56,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:50:58,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:50:59,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:50:59,788 INFO L93 Difference]: Finished difference Result 18862 states and 25937 transitions. [2022-11-26 00:50:59,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:50:59,789 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 [2022-11-26 00:50:59,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:50:59,843 INFO L225 Difference]: With dead ends: 18862 [2022-11-26 00:50:59,844 INFO L226 Difference]: Without dead ends: 10882 [2022-11-26 00:50:59,878 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 [2022-11-26 00:50:59,879 INFO L413 NwaCegarLoop]: 942 mSDtfsCounter, 812 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 12 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:50:59,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [816 Valid, 1646 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 272 Invalid, 5 Unknown, 0 Unchecked, 13.2s Time] [2022-11-26 00:50:59,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10882 states. [2022-11-26 00:51:00,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10882 to 10806. [2022-11-26 00:51:00,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10806 states, 6803 states have (on average 1.3583713067764223) internal successors, (9241), 7202 states have internal predecessors, (9241), 2756 states have call successors, (2756), 1328 states have call predecessors, (2756), 1246 states have return successors, (2900), 2532 states have call predecessors, (2900), 2730 states have call successors, (2900) [2022-11-26 00:51:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 14897 transitions. [2022-11-26 00:51:00,848 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 14897 transitions. Word has length 260 [2022-11-26 00:51:00,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:00,849 INFO L495 AbstractCegarLoop]: Abstraction has 10806 states and 14897 transitions. [2022-11-26 00:51:00,850 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) [2022-11-26 00:51:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 14897 transitions. [2022-11-26 00:51:00,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-26 00:51:00,861 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:00,862 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] [2022-11-26 00:51:00,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-26 00:51:01,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-26 00:51:01,075 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:01,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:01,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1381403275, now seen corresponding path program 1 times [2022-11-26 00:51:01,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:01,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915247742] [2022-11-26 00:51:01,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:01,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2022-11-26 00:51:01,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:01,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915247742] [2022-11-26 00:51:01,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915247742] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:01,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:01,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:51:01,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968535117] [2022-11-26 00:51:01,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:01,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:51:01,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:01,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:51:01,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:51:01,559 INFO L87 Difference]: Start difference. First operand 10806 states and 14897 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) [2022-11-26 00:51:03,586 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 [] [2022-11-26 00:51:09,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:51:12,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:14,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:15,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:15,868 INFO L93 Difference]: Finished difference Result 23269 states and 32365 transitions. [2022-11-26 00:51:15,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:51:15,869 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 [2022-11-26 00:51:15,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:15,943 INFO L225 Difference]: With dead ends: 23269 [2022-11-26 00:51:15,943 INFO L226 Difference]: Without dead ends: 12510 [2022-11-26 00:51:15,994 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 [2022-11-26 00:51:15,995 INFO L413 NwaCegarLoop]: 1007 mSDtfsCounter, 1189 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 95 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1192 SdHoareTripleChecker+Valid, 2163 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:15,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1192 Valid, 2163 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 451 Invalid, 3 Unknown, 0 Unchecked, 13.2s Time] [2022-11-26 00:51:16,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12510 states. [2022-11-26 00:51:17,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12510 to 11013. [2022-11-26 00:51:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11013 states, 6922 states have (on average 1.3548107483386305) internal successors, (9378), 7343 states have internal predecessors, (9378), 2800 states have call successors, (2800), 1363 states have call predecessors, (2800), 1290 states have return successors, (2953), 2569 states have call predecessors, (2953), 2774 states have call successors, (2953) [2022-11-26 00:51:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11013 states to 11013 states and 15131 transitions. [2022-11-26 00:51:17,148 INFO L78 Accepts]: Start accepts. Automaton has 11013 states and 15131 transitions. Word has length 286 [2022-11-26 00:51:17,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:17,149 INFO L495 AbstractCegarLoop]: Abstraction has 11013 states and 15131 transitions. [2022-11-26 00:51:17,149 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) [2022-11-26 00:51:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 11013 states and 15131 transitions. [2022-11-26 00:51:17,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-26 00:51:17,163 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:17,164 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] [2022-11-26 00:51:17,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-26 00:51:17,164 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:17,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:17,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1954425656, now seen corresponding path program 1 times [2022-11-26 00:51:17,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:17,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974041920] [2022-11-26 00:51:17,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:17,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2022-11-26 00:51:19,168 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:19,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974041920] [2022-11-26 00:51:19,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974041920] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:19,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:51:19,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-26 00:51:19,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126409966] [2022-11-26 00:51:19,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:19,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-26 00:51:19,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:19,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-26 00:51:19,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-26 00:51:19,171 INFO L87 Difference]: Start difference. First operand 11013 states and 15131 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) [2022-11-26 00:51:21,197 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 [] [2022-11-26 00:51:25,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:28,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:51:30,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:34,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:35,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:36,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:38,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:42,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-26 00:51:43,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:51:43,640 INFO L93 Difference]: Finished difference Result 17196 states and 24049 transitions. [2022-11-26 00:51:43,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-26 00:51:43,651 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 [2022-11-26 00:51:43,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:51:43,809 INFO L225 Difference]: With dead ends: 17196 [2022-11-26 00:51:43,809 INFO L226 Difference]: Without dead ends: 17157 [2022-11-26 00:51:43,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-11-26 00:51:43,818 INFO L413 NwaCegarLoop]: 500 mSDtfsCounter, 2166 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 3085 mSolverCounterSat, 1320 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 2323 SdHoareTripleChecker+Invalid, 4408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1320 IncrementalHoareTripleChecker+Valid, 3085 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:51:43,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2323 Valid, 2323 Invalid, 4408 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1320 Valid, 3085 Invalid, 3 Unknown, 0 Unchecked, 23.1s Time] [2022-11-26 00:51:43,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17157 states. [2022-11-26 00:51:45,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17157 to 15543. [2022-11-26 00:51:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15543 states, 9832 states have (on average 1.3642188771358827) internal successors, (13413), 10460 states have internal predecessors, (13413), 3871 states have call successors, (3871), 1905 states have call predecessors, (3871), 1839 states have return successors, (4138), 3563 states have call predecessors, (4138), 3845 states have call successors, (4138) [2022-11-26 00:51:45,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15543 states to 15543 states and 21422 transitions. [2022-11-26 00:51:45,308 INFO L78 Accepts]: Start accepts. Automaton has 15543 states and 21422 transitions. Word has length 286 [2022-11-26 00:51:45,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:51:45,309 INFO L495 AbstractCegarLoop]: Abstraction has 15543 states and 21422 transitions. [2022-11-26 00:51:45,309 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) [2022-11-26 00:51:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 15543 states and 21422 transitions. [2022-11-26 00:51:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-26 00:51:45,323 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:51:45,323 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] [2022-11-26 00:51:45,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-26 00:51:45,324 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:51:45,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:51:45,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1663098773, now seen corresponding path program 1 times [2022-11-26 00:51:45,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:51:45,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849945962] [2022-11-26 00:51:45,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:51:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2022-11-26 00:51:46,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:51:46,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849945962] [2022-11-26 00:51:46,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849945962] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:51:46,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941689043] [2022-11-26 00:51:46,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:51:46,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:51:46,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:46,659 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:51:46,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 00:51:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:51:47,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 3083 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-26 00:51:47,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:51:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-26 00:51:48,121 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:51:48,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941689043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:51:48,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:51:48,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-26 00:51:48,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314786562] [2022-11-26 00:51:48,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:51:48,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:51:48,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:51:48,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:51:48,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:51:48,124 INFO L87 Difference]: Start difference. First operand 15543 states and 21422 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) [2022-11-26 00:51:50,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:54,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:51:58,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:52:00,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:52:00,317 INFO L93 Difference]: Finished difference Result 31668 states and 43883 transitions. [2022-11-26 00:52:00,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:52:00,318 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 [2022-11-26 00:52:00,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:52:00,409 INFO L225 Difference]: With dead ends: 31668 [2022-11-26 00:52:00,409 INFO L226 Difference]: Without dead ends: 15809 [2022-11-26 00:52:00,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:52:00,470 INFO L413 NwaCegarLoop]: 777 mSDtfsCounter, 78 mSDsluCounter, 1480 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 25 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 2257 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:52:00,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 2257 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 397 Invalid, 2 Unknown, 0 Unchecked, 10.7s Time] [2022-11-26 00:52:00,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15809 states. [2022-11-26 00:52:02,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15809 to 15797. [2022-11-26 00:52:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15797 states, 9991 states have (on average 1.361625462916625) internal successors, (13604), 10645 states have internal predecessors, (13604), 3958 states have call successors, (3958), 1911 states have call predecessors, (3958), 1847 states have return successors, (4222), 3644 states have call predecessors, (4222), 3929 states have call successors, (4222) [2022-11-26 00:52:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15797 states to 15797 states and 21784 transitions. [2022-11-26 00:52:02,202 INFO L78 Accepts]: Start accepts. Automaton has 15797 states and 21784 transitions. Word has length 287 [2022-11-26 00:52:02,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:52:02,203 INFO L495 AbstractCegarLoop]: Abstraction has 15797 states and 21784 transitions. [2022-11-26 00:52:02,203 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) [2022-11-26 00:52:02,203 INFO L276 IsEmpty]: Start isEmpty. Operand 15797 states and 21784 transitions. [2022-11-26 00:52:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-26 00:52:02,218 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:52:02,218 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] [2022-11-26 00:52:02,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-26 00:52:02,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:52:02,434 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:52:02,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:52:02,435 INFO L85 PathProgramCache]: Analyzing trace with hash 2032179541, now seen corresponding path program 1 times [2022-11-26 00:52:02,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:52:02,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482917606] [2022-11-26 00:52:02,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:52:02,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:52:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:52:03,877 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2022-11-26 00:52:03,877 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:52:03,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482917606] [2022-11-26 00:52:03,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482917606] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:52:03,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273901587] [2022-11-26 00:52:03,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:52:03,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:52:03,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:52:03,883 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:52:03,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 00:52:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:52:06,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 3082 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-26 00:52:06,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:52:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2022-11-26 00:52:06,634 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:52:06,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273901587] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:52:06,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 00:52:06,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2022-11-26 00:52:06,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092818706] [2022-11-26 00:52:06,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:52:06,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:52:06,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:52:06,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:52:06,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:52:06,638 INFO L87 Difference]: Start difference. First operand 15797 states and 21784 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) [2022-11-26 00:52:08,669 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 [] [2022-11-26 00:52:12,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:52:14,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:52:16,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:52:18,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:52:24,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:52:25,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:52:25,919 INFO L93 Difference]: Finished difference Result 31586 states and 43749 transitions. [2022-11-26 00:52:25,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:52:25,919 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 [2022-11-26 00:52:25,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:52:26,003 INFO L225 Difference]: With dead ends: 31586 [2022-11-26 00:52:26,003 INFO L226 Difference]: Without dead ends: 15806 [2022-11-26 00:52:26,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-26 00:52:26,056 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 3 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 710 mSolverCounterSat, 9 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3754 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 710 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:52:26,056 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3754 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 710 Invalid, 4 Unknown, 0 Unchecked, 17.7s Time] [2022-11-26 00:52:26,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15806 states. [2022-11-26 00:52:27,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15806 to 15806. [2022-11-26 00:52:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15806 states, 10000 states have (on average 1.3613) internal successors, (13613), 10654 states have internal predecessors, (13613), 3958 states have call successors, (3958), 1911 states have call predecessors, (3958), 1847 states have return successors, (4222), 3644 states have call predecessors, (4222), 3929 states have call successors, (4222) [2022-11-26 00:52:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15806 states to 15806 states and 21793 transitions. [2022-11-26 00:52:27,387 INFO L78 Accepts]: Start accepts. Automaton has 15806 states and 21793 transitions. Word has length 287 [2022-11-26 00:52:27,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:52:27,387 INFO L495 AbstractCegarLoop]: Abstraction has 15806 states and 21793 transitions. [2022-11-26 00:52:27,388 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) [2022-11-26 00:52:27,388 INFO L276 IsEmpty]: Start isEmpty. Operand 15806 states and 21793 transitions. [2022-11-26 00:52:27,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-26 00:52:27,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:52:27,405 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] [2022-11-26 00:52:27,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-26 00:52:27,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-26 00:52:27,624 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:52:27,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:52:27,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1980393857, now seen corresponding path program 1 times [2022-11-26 00:52:27,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:52:27,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525713063] [2022-11-26 00:52:27,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:52:27,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:52:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:52:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-11-26 00:52:29,164 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:52:29,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525713063] [2022-11-26 00:52:29,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525713063] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:52:29,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485093793] [2022-11-26 00:52:29,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:52:29,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:52:29,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:52:29,168 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:52:29,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42c1baf7-585f-4e77-aaed-b855de46f57a/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-26 00:52:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:52:31,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 3217 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-26 00:52:31,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:52:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 160 proven. 1 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2022-11-26 00:52:31,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:52:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-11-26 00:52:32,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485093793] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:52:32,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [444577523] [2022-11-26 00:52:32,629 INFO L159 IcfgInterpreter]: Started Sifa with 127 locations of interest [2022-11-26 00:52:32,630 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:52:32,655 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:52:32,662 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:52:32,662 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:52:34,826 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 [2022-11-26 00:52:34,914 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 [2022-11-26 00:52:35,008 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 [2022-11-26 00:52:35,098 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 [2022-11-26 00:52:35,186 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 [2022-11-26 00:52:35,274 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 [2022-11-26 00:52:35,356 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 [2022-11-26 00:52:35,441 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 [2022-11-26 00:52:35,523 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 [2022-11-26 00:52:35,633 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 [2022-11-26 00:52:35,712 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 [2022-11-26 00:52:35,795 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 [2022-11-26 00:52:35,911 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 [2022-11-26 00:52:36,016 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 [2022-11-26 00:52:36,116 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 [2022-11-26 00:52:36,203 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 [2022-11-26 00:52:36,285 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 [2022-11-26 00:52:36,480 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 [2022-11-26 00:52:36,564 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 [2022-11-26 00:52:36,651 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 [2022-11-26 00:52:36,731 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 [2022-11-26 00:52:36,826 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 [2022-11-26 00:52:36,913 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 [2022-11-26 00:52:37,016 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 [2022-11-26 00:52:37,179 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 [2022-11-26 00:52:37,278 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 [2022-11-26 00:52:37,363 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 [2022-11-26 00:52:37,458 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 [2022-11-26 00:52:37,544 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 [2022-11-26 00:52:37,635 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 [2022-11-26 00:52:37,729 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 [2022-11-26 00:52:37,814 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 [2022-11-26 00:52:37,894 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 [2022-11-26 00:52:37,979 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 [2022-11-26 00:52:38,058 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 [2022-11-26 00:52:38,135 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 [2022-11-26 00:52:38,262 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 [2022-11-26 00:52:38,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:52:38,990 INFO L217 Elim1Store]: Index analysis took 567 ms [2022-11-26 00:52:58,822 WARN L233 SmtUtils]: Spent 19.80s 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) [2022-11-26 00:52:58,826 INFO L321 Elim1Store]: treesize reduction 6221, result has 14.0 percent of original size [2022-11-26 00:52:58,827 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 [2022-11-26 00:52:59,917 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 [2022-11-26 00:53:00,087 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 [2022-11-26 00:53:00,284 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 [2022-11-26 00:53:00,447 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 [2022-11-26 00:53:00,601 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 [2022-11-26 00:53:00,808 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 [2022-11-26 00:53:00,979 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 [2022-11-26 00:53:01,173 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 [2022-11-26 00:53:01,353 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 [2022-11-26 00:53:01,565 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 [2022-11-26 00:53:01,724 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 [2022-11-26 00:53:01,895 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 [2022-11-26 00:53:02,084 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 [2022-11-26 00:53:02,270 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 [2022-11-26 00:53:02,475 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 [2022-11-26 00:53:02,708 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 [2022-11-26 00:53:03,041 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 [2022-11-26 00:53:03,213 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 [2022-11-26 00:53:03,384 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 [2022-11-26 00:53:03,556 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 [2022-11-26 00:53:03,727 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 [2022-11-26 00:53:03,893 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 [2022-11-26 00:53:04,081 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 [2022-11-26 00:53:04,242 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 [2022-11-26 00:53:04,520 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 [2022-11-26 00:53:04,679 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 [2022-11-26 00:53:04,843 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 [2022-11-26 00:53:05,040 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 [2022-11-26 00:53:05,217 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 [2022-11-26 00:53:05,375 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 [2022-11-26 00:53:05,536 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 [2022-11-26 00:53:05,758 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 [2022-11-26 00:53:05,921 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 [2022-11-26 00:53:06,090 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 [2022-11-26 00:53:06,262 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 [2022-11-26 00:53:06,464 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 [2022-11-26 00:53:06,757 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 [2022-11-26 00:53:07,069 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 [2022-11-26 00:53:07,274 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 [2022-11-26 00:53:07,512 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 [2022-11-26 00:53:08,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:09,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:10,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:10,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:10,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:10,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:11,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:53:11,266 INFO L217 Elim1Store]: Index analysis took 3061 ms [2022-11-26 00:53:48,569 WARN L233 SmtUtils]: Spent 37.26s 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) [2022-11-26 00:53:48,573 INFO L321 Elim1Store]: treesize reduction 8352, result has 12.5 percent of original size [2022-11-26 00:53:48,575 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 [2022-11-26 00:53:50,236 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 [2022-11-26 00:53:50,370 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 [2022-11-26 00:53:50,503 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 [2022-11-26 00:53:50,630 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 [2022-11-26 00:53:50,772 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 [2022-11-26 00:53:50,905 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 [2022-11-26 00:53:51,056 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 [2022-11-26 00:53:51,225 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 [2022-11-26 00:53:51,356 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 [2022-11-26 00:53:51,494 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 [2022-11-26 00:53:51,627 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 [2022-11-26 00:53:51,759 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 [2022-11-26 00:53:51,978 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 [2022-11-26 00:53:52,143 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 51 treesize of output 67 [2022-11-26 00:53:52,287 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 [2022-11-26 00:53:52,433 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 [2022-11-26 00:53:52,584 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 [2022-11-26 00:53:52,728 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 [2022-11-26 00:53:52,872 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 [2022-11-26 00:53:53,047 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 [2022-11-26 00:53:53,239 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 [2022-11-26 00:53:53,464 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 [2022-11-26 00:53:53,598 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 [2022-11-26 00:53:53,755 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 [2022-11-26 00:53:53,886 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 [2022-11-26 00:54:03,798 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 [2022-11-26 00:54:03,804 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 [2022-11-26 00:54:03,818 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 [2022-11-26 00:54:08,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:08,182 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 [2022-11-26 00:54:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:09,919 INFO L217 Elim1Store]: Index analysis took 633 ms [2022-11-26 00:54:09,974 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 [2022-11-26 00:54:10,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:10,724 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 [2022-11-26 00:54:22,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:22,431 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 [2022-11-26 00:54:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:23,831 INFO L217 Elim1Store]: Index analysis took 577 ms [2022-11-26 00:54:23,875 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 [2022-11-26 00:54:24,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:54:24,616 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 [2022-11-26 00:55:51,291 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 [2022-11-26 00:55:51,595 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 [2022-11-26 00:55:52,207 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 [2022-11-26 00:55:53,204 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:55:53,225 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:55:53,276 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:56:28,268 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 [2022-11-26 00:56:28,758 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 [2022-11-26 00:56:29,297 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 [2022-11-26 00:56:30,212 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:56:30,251 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:56:30,292 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:56:38,313 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 [2022-11-26 00:56:38,455 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 [2022-11-26 00:56:38,784 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 [2022-11-26 00:56:42,278 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 [2022-11-26 00:56:43,011 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 [2022-11-26 00:56:43,279 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 [2022-11-26 00:58:08,450 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 [2022-11-26 00:58:08,592 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 [2022-11-26 00:58:08,723 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 [2022-11-26 00:58:10,256 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:58:10,262 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:58:10,268 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:59:36,111 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 [2022-11-26 00:59:36,582 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 [2022-11-26 00:59:36,764 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 [2022-11-26 00:59:37,844 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:59:37,881 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:59:37,890 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 00:59:45,644 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 [2022-11-26 00:59:46,298 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 [2022-11-26 00:59:46,425 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 [2022-11-26 00:59:50,551 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 [2022-11-26 00:59:50,677 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 [2022-11-26 00:59:51,317 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 [2022-11-26 00:59:59,733 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 [2022-11-26 01:00:00,032 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 [2022-11-26 01:00:00,351 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 [2022-11-26 01:00:04,255 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 [2022-11-26 01:00:04,402 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 [2022-11-26 01:00:04,754 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 [2022-11-26 01:02:31,958 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 [2022-11-26 01:02:32,087 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 [2022-11-26 01:02:32,319 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 [2022-11-26 01:02:33,979 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 01:02:33,984 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-26 01:02:34,003 WARN L207 Elim1Store]: Array PQE input equivalent to false