./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6150b3a515973ce4119efed812e463608b94129eea9915abf4784f091ce6f187 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 06:21:56,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:21:56,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:21:56,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:21:56,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:21:56,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:21:56,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:21:56,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:21:56,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:21:56,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:21:56,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:21:56,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:21:56,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:21:56,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:21:56,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:21:56,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:21:56,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:21:56,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:21:56,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:21:56,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:21:56,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:21:56,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:21:56,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:21:56,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:21:56,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:21:56,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:21:56,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:21:56,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:21:56,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:21:56,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:21:56,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:21:56,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:21:56,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:21:56,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:21:56,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:21:56,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:21:56,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:21:56,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:21:56,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:21:56,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:21:56,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:21:56,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 06:21:56,469 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:21:56,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:21:56,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:21:56,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:21:56,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:21:56,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:21:56,470 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:21:56,470 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:21:56,470 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:21:56,470 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:21:56,471 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:21:56,471 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:21:56,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:21:56,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:21:56,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:21:56,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:21:56,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:21:56,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:21:56,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:21:56,473 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:21:56,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:21:56,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:21:56,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:21:56,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:21:56,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:21:56,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:21:56,476 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_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6150b3a515973ce4119efed812e463608b94129eea9915abf4784f091ce6f187 [2022-12-14 06:21:56,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:21:56,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:21:56,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:21:56,659 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:21:56,659 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:21:56,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-12-14 06:21:59,307 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:21:59,684 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:21:59,685 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-12-14 06:21:59,710 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/data/050061e7e/dc530f2186f244d8bd9a097384cee42c/FLAG00db94c6e [2022-12-14 06:21:59,723 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/data/050061e7e/dc530f2186f244d8bd9a097384cee42c [2022-12-14 06:21:59,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:21:59,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:21:59,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:21:59,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:21:59,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:21:59,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:21:59" (1/1) ... [2022-12-14 06:21:59,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc78cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59, skipping insertion in model container [2022-12-14 06:21:59,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:21:59" (1/1) ... [2022-12-14 06:21:59,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:21:59,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:22:00,321 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 06:22:00,341 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 06:22:00,349 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,466 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:00,588 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 06:22:00,611 WARN L623 FunctionHandler]: Unknown extern function mmc_free_host [2022-12-14 06:22:00,614 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-14 06:22:00,618 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 06:22:00,621 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-14 06:22:00,625 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,628 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,630 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,637 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,641 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,642 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,643 WARN L623 FunctionHandler]: Unknown extern function mmc_detect_change [2022-12-14 06:22:00,644 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,644 WARN L623 FunctionHandler]: Unknown extern function mmc_detect_change [2022-12-14 06:22:00,662 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,667 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,668 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,670 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,671 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,672 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,673 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,676 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:00,677 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 06:22:00,677 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,677 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,681 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,682 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,682 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,683 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,687 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,688 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,700 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,700 WARN L623 FunctionHandler]: Unknown extern function usb_sg_cancel [2022-12-14 06:22:00,701 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,710 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,712 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,731 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,734 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,742 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,761 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,767 WARN L623 FunctionHandler]: Unknown extern function usb_sg_cancel [2022-12-14 06:22:00,767 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,767 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,775 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,777 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,777 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,778 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,781 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,782 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,782 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,783 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,784 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,784 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,785 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,788 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,789 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,789 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,790 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,790 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,791 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,792 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,795 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,796 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,797 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,805 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,806 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 06:22:00,807 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,807 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 06:22:00,808 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,808 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 06:22:00,809 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 06:22:00,812 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:00,817 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:00,817 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 06:22:00,817 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,822 WARN L623 FunctionHandler]: Unknown extern function usb_sg_init [2022-12-14 06:22:00,823 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,823 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,824 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:00,824 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 06:22:00,825 WARN L623 FunctionHandler]: Unknown extern function usb_sg_wait [2022-12-14 06:22:00,827 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,827 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,828 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-12-14 06:22:00,828 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,835 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-14 06:22:00,836 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-14 06:22:00,837 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,838 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-14 06:22:00,838 WARN L623 FunctionHandler]: Unknown extern function usb_sg_init [2022-12-14 06:22:00,839 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,839 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:00,839 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:00,840 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 06:22:00,840 WARN L623 FunctionHandler]: Unknown extern function usb_sg_wait [2022-12-14 06:22:00,844 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:00,844 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 06:22:00,845 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,845 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,845 WARN L623 FunctionHandler]: Unknown extern function usb_lock_device_for_reset [2022-12-14 06:22:00,845 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-12-14 06:22:00,846 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,846 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:00,849 WARN L623 FunctionHandler]: Unknown extern function usb_sg_cancel [2022-12-14 06:22:00,851 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,851 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,853 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,854 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,865 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,867 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:00,868 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,869 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,869 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,870 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,892 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,893 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,893 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,894 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,894 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,895 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,896 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,896 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:00,897 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,902 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,902 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,905 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 06:22:00,910 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,911 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,911 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 06:22:00,912 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,912 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 06:22:00,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:00,913 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,921 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,922 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,925 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,930 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-14 06:22:00,930 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-14 06:22:00,931 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-14 06:22:00,931 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,932 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,933 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,933 WARN L623 FunctionHandler]: Unknown extern function mmc_alloc_host [2022-12-14 06:22:00,934 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,935 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,937 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 06:22:00,938 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 06:22:00,941 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,942 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 06:22:00,943 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 06:22:00,943 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 06:22:00,945 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,946 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:00,946 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,947 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,947 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,950 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:00,951 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 06:22:00,952 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 06:22:00,952 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 06:22:00,952 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 06:22:00,952 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 06:22:00,953 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 06:22:00,953 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 06:22:00,954 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 06:22:00,954 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,955 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:00,955 WARN L623 FunctionHandler]: Unknown extern function mmc_add_host [2022-12-14 06:22:00,956 WARN L623 FunctionHandler]: Unknown extern function mmc_free_host [2022-12-14 06:22:00,960 WARN L623 FunctionHandler]: Unknown extern function mmc_remove_host [2022-12-14 06:22:00,960 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:00,964 WARN L623 FunctionHandler]: Unknown extern function mmc_suspend_host [2022-12-14 06:22:00,967 WARN L623 FunctionHandler]: Unknown extern function mmc_resume_host [2022-12-14 06:22:00,970 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:00,973 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:00,977 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:00,977 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 06:22:00,978 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:00,978 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 06:22:00,978 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:00,979 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 06:22:00,979 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:00,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,013 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 06:22:01,015 WARN L623 FunctionHandler]: Unknown extern function ldv_reset_resume_6 [2022-12-14 06:22:01,017 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 06:22:01,018 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 06:22:01,018 WARN L623 FunctionHandler]: Unknown extern function flush_delayed_work [2022-12-14 06:22:01,018 WARN L623 FunctionHandler]: Unknown extern function flush_scheduled_work [2022-12-14 06:22:01,020 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,020 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,021 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,021 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,022 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,023 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 06:22:01,023 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 06:22:01,024 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,025 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-14 06:22:01,026 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,026 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,026 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,026 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-14 06:22:01,026 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 06:22:01,027 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 06:22:01,027 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 06:22:01,027 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,027 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,028 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,031 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_044a181a-d5d2-4865-90a1-a51e9d35053e/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[238462,238475] [2022-12-14 06:22:01,037 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,042 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,057 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,063 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:22:01,092 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:22:01,171 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 06:22:01,173 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 06:22:01,174 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,177 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,183 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 06:22:01,186 WARN L623 FunctionHandler]: Unknown extern function mmc_free_host [2022-12-14 06:22:01,187 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-14 06:22:01,187 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work [2022-12-14 06:22:01,188 WARN L623 FunctionHandler]: Unknown extern function queue_work [2022-12-14 06:22:01,188 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,189 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,189 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,191 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,192 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,193 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,193 WARN L623 FunctionHandler]: Unknown extern function mmc_detect_change [2022-12-14 06:22:01,194 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,194 WARN L623 FunctionHandler]: Unknown extern function mmc_detect_change [2022-12-14 06:22:01,199 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,200 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,200 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,202 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,202 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,203 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,204 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:01,204 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 06:22:01,205 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,205 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,205 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,206 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,206 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,206 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,206 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,207 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,207 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,208 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,211 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,212 WARN L623 FunctionHandler]: Unknown extern function usb_sg_cancel [2022-12-14 06:22:01,212 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,212 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,213 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,220 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,221 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,223 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,230 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,232 WARN L623 FunctionHandler]: Unknown extern function usb_sg_cancel [2022-12-14 06:22:01,232 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,232 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,233 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,234 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,234 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,235 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,236 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,237 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,237 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,238 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,238 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,238 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,239 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,241 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,241 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,241 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,242 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,242 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,242 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,243 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,245 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,245 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,246 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,253 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,253 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 06:22:01,253 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,253 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-14 06:22:01,253 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,254 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 06:22:01,254 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-14 06:22:01,254 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 06:22:01,255 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:01,255 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 06:22:01,255 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,257 WARN L623 FunctionHandler]: Unknown extern function usb_sg_init [2022-12-14 06:22:01,257 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,257 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,258 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:01,258 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 06:22:01,258 WARN L623 FunctionHandler]: Unknown extern function usb_sg_wait [2022-12-14 06:22:01,259 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,260 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,260 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-12-14 06:22:01,260 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,262 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-14 06:22:01,263 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-14 06:22:01,264 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,264 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-14 06:22:01,264 WARN L623 FunctionHandler]: Unknown extern function usb_sg_init [2022-12-14 06:22:01,264 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,265 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-14 06:22:01,265 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:01,265 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 06:22:01,265 WARN L623 FunctionHandler]: Unknown extern function usb_sg_wait [2022-12-14 06:22:01,266 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 06:22:01,266 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 06:22:01,266 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,267 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,267 WARN L623 FunctionHandler]: Unknown extern function usb_lock_device_for_reset [2022-12-14 06:22:01,267 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-12-14 06:22:01,267 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,267 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-14 06:22:01,269 WARN L623 FunctionHandler]: Unknown extern function usb_sg_cancel [2022-12-14 06:22:01,270 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,271 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,271 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,272 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,276 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,277 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 06:22:01,278 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,278 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,279 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,279 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,286 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,286 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,286 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,286 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,287 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,287 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,287 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,287 WARN L623 FunctionHandler]: Unknown extern function mmc_request_done [2022-12-14 06:22:01,288 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,289 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,289 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,290 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 06:22:01,291 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,291 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,291 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 06:22:01,292 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,292 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 06:22:01,292 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:22:01,292 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,293 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,293 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,294 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,295 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-14 06:22:01,296 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-14 06:22:01,296 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-14 06:22:01,296 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,297 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,297 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,298 WARN L623 FunctionHandler]: Unknown extern function mmc_alloc_host [2022-12-14 06:22:01,298 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,299 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,300 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 06:22:01,300 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 06:22:01,302 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,303 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 06:22:01,304 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 06:22:01,304 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 06:22:01,305 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,305 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 06:22:01,306 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,306 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,306 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,308 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-14 06:22:01,309 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 06:22:01,309 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 06:22:01,310 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 06:22:01,310 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 06:22:01,310 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 06:22:01,311 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 06:22:01,311 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 06:22:01,312 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 06:22:01,312 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,312 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 06:22:01,313 WARN L623 FunctionHandler]: Unknown extern function mmc_add_host [2022-12-14 06:22:01,322 WARN L623 FunctionHandler]: Unknown extern function mmc_free_host [2022-12-14 06:22:01,324 WARN L623 FunctionHandler]: Unknown extern function mmc_remove_host [2022-12-14 06:22:01,324 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,325 WARN L623 FunctionHandler]: Unknown extern function mmc_suspend_host [2022-12-14 06:22:01,325 WARN L623 FunctionHandler]: Unknown extern function mmc_resume_host [2022-12-14 06:22:01,325 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:22:01,326 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:22:01,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,327 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 06:22:01,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,328 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 06:22:01,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,328 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 06:22:01,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,329 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:22:01,339 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 06:22:01,341 WARN L623 FunctionHandler]: Unknown extern function ldv_reset_resume_6 [2022-12-14 06:22:01,343 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 06:22:01,343 WARN L623 FunctionHandler]: Unknown extern function flush_work [2022-12-14 06:22:01,344 WARN L623 FunctionHandler]: Unknown extern function flush_delayed_work [2022-12-14 06:22:01,344 WARN L623 FunctionHandler]: Unknown extern function flush_scheduled_work [2022-12-14 06:22:01,345 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,346 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,346 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,346 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,346 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,347 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 06:22:01,347 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 06:22:01,348 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 06:22:01,348 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-14 06:22:01,349 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,349 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,349 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,349 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-14 06:22:01,349 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 06:22:01,350 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 06:22:01,350 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 06:22:01,350 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,350 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,350 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 06:22:01,350 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_044a181a-d5d2-4865-90a1-a51e9d35053e/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i[238462,238475] [2022-12-14 06:22:01,351 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,352 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,354 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,355 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:22:01,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:22:01,405 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:22:01,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01 WrapperNode [2022-12-14 06:22:01,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:22:01,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:22:01,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:22:01,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:22:01,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,579 INFO L138 Inliner]: procedures = 258, calls = 1814, calls flagged for inlining = 103, calls inlined = 99, statements flattened = 4590 [2022-12-14 06:22:01,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:22:01,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:22:01,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:22:01,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:22:01,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,746 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:22:01,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:22:01,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:22:01,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:22:01,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (1/1) ... [2022-12-14 06:22:01,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:22:01,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:22:01,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:22:01,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 06:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2022-12-14 06:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 06:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 06:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 06:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_delete [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_delete [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_wait [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_wait [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_usb_bulk_msg [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_usb_bulk_msg [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-12-14 06:22:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_signal_sdio_irq [2022-12-14 06:22:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_signal_sdio_irq [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_50 [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_50 [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_detect_change [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_detect_change [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-14 06:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_cancel [2022-12-14 06:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_cancel [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_sg_init [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_sg_init [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure __command_read_data [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_read_data [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-12-14 06:22:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 06:22:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure irqpoll_out_completed [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure irqpoll_out_completed [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_disconnect [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_disconnect [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-14 06:22:01,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-14 06:22:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_enable_sdio_irq [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_enable_sdio_irq [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure add_offloaded_reg [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure add_offloaded_reg [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure command_out_completed [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure command_out_completed [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_to_multiple_of_64 [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_to_multiple_of_64 [2022-12-14 06:22:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-12-14 06:22:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_cmndwork_thread [2022-12-14 06:22:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_cmndwork_thread [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2022-12-14 06:22:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure send_command [2022-12-14 06:22:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure send_command [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-12-14 06:22:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-12-14 06:22:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 06:22:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 06:22:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure send_irqpoll [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure send_irqpoll [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_response_error [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_response_error [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_free_host [2022-12-14 06:22:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_free_host [2022-12-14 06:22:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_queue_poll_work [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_queue_poll_work [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2022-12-14 06:22:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2022-12-14 06:22:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_9 [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_9 [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure __download_offload_pseudocode [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __download_offload_pseudocode [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_pollwork_thread [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_pollwork_thread [2022-12-14 06:22:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_InterfaceNumber [2022-12-14 06:22:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_InterfaceNumber [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure __do_poll [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_poll [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure new_system_port_status [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure new_system_port_status [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_request_done [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_request_done [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-14 06:22:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-14 06:22:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure __command_write_data [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __command_write_data [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_47 [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_47 [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_priv [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_priv [2022-12-14 06:22:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-12-14 06:22:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-12-14 06:22:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure vub300_deadwork_thread [2022-12-14 06:22:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vub300_deadwork_thread [2022-12-14 06:22:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure check_vub300_port_status [2022-12-14 06:22:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure check_vub300_port_status [2022-12-14 06:22:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-12-14 06:22:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:22:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:22:02,299 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:22:02,301 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:22:03,905 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 06:22:07,373 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:22:09,016 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:22:09,016 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 06:22:09,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:22:09 BoogieIcfgContainer [2022-12-14 06:22:09,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:22:09,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:22:09,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:22:09,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:22:09,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:21:59" (1/3) ... [2022-12-14 06:22:09,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679b6d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:22:09, skipping insertion in model container [2022-12-14 06:22:09,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:22:01" (2/3) ... [2022-12-14 06:22:09,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679b6d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:22:09, skipping insertion in model container [2022-12-14 06:22:09,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:22:09" (3/3) ... [2022-12-14 06:22:09,025 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-063f96c-1-144_2a-drivers--mmc--host--vub300.ko.unsigned-entry_point_ldv-val-v0.8.cil.out.i [2022-12-14 06:22:09,040 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:22:09,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:22:09,095 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:22:09,100 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;@31211c6d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:22:09,100 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:22:09,106 INFO L276 IsEmpty]: Start isEmpty. Operand has 1217 states, 749 states have (on average 1.39652870493992) internal successors, (1046), 814 states have internal predecessors, (1046), 375 states have call successors, (375), 92 states have call predecessors, (375), 91 states have return successors, (366), 340 states have call predecessors, (366), 366 states have call successors, (366) [2022-12-14 06:22:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 06:22:09,121 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:22:09,121 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:22:09,122 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:22:09,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:22:09,126 INFO L85 PathProgramCache]: Analyzing trace with hash -970034171, now seen corresponding path program 1 times [2022-12-14 06:22:09,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:22:09,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208381378] [2022-12-14 06:22:09,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:22:09,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:22:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:22:09,763 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-14 06:22:09,763 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:22:09,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208381378] [2022-12-14 06:22:09,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208381378] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:22:09,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:22:09,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:22:09,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889092786] [2022-12-14 06:22:09,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:22:09,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:22:09,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:22:09,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:22:09,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:09,806 INFO L87 Difference]: Start difference. First operand has 1217 states, 749 states have (on average 1.39652870493992) internal successors, (1046), 814 states have internal predecessors, (1046), 375 states have call successors, (375), 92 states have call predecessors, (375), 91 states have return successors, (366), 340 states have call predecessors, (366), 366 states have call successors, (366) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:12,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:22:16,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:22:16,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:22:16,309 INFO L93 Difference]: Finished difference Result 2272 states and 3375 transitions. [2022-12-14 06:22:16,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:22:16,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 88 [2022-12-14 06:22:16,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:22:16,332 INFO L225 Difference]: With dead ends: 2272 [2022-12-14 06:22:16,333 INFO L226 Difference]: Without dead ends: 2234 [2022-12-14 06:22:16,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:16,339 INFO L413 NwaCegarLoop]: 2038 mSDtfsCounter, 1520 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 3651 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:22:16,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1520 Valid, 3651 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 361 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2022-12-14 06:22:16,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2234 states. [2022-12-14 06:22:16,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2234 to 2220. [2022-12-14 06:22:16,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2220 states, 1385 states have (on average 1.3942238267148015) internal successors, (1931), 1490 states have internal predecessors, (1931), 666 states have call successors, (666), 171 states have call predecessors, (666), 168 states have return successors, (686), 604 states have call predecessors, (686), 661 states have call successors, (686) [2022-12-14 06:22:16,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 2220 states and 3283 transitions. [2022-12-14 06:22:16,482 INFO L78 Accepts]: Start accepts. Automaton has 2220 states and 3283 transitions. Word has length 88 [2022-12-14 06:22:16,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:22:16,482 INFO L495 AbstractCegarLoop]: Abstraction has 2220 states and 3283 transitions. [2022-12-14 06:22:16,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 3283 transitions. [2022-12-14 06:22:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 06:22:16,486 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:22:16,487 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:22:16,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 06:22:16,487 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:22:16,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:22:16,488 INFO L85 PathProgramCache]: Analyzing trace with hash -6822279, now seen corresponding path program 1 times [2022-12-14 06:22:16,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:22:16,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554648475] [2022-12-14 06:22:16,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:22:16,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:22:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:22:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-14 06:22:16,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:22:16,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554648475] [2022-12-14 06:22:16,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554648475] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:22:16,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:22:16,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:22:16,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018324615] [2022-12-14 06:22:16,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:22:16,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:22:16,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:22:16,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:22:16,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:16,801 INFO L87 Difference]: Start difference. First operand 2220 states and 3283 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:19,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:22:23,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:22:23,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:22:23,554 INFO L93 Difference]: Finished difference Result 4506 states and 6679 transitions. [2022-12-14 06:22:23,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:22:23,555 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2022-12-14 06:22:23,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:22:23,576 INFO L225 Difference]: With dead ends: 4506 [2022-12-14 06:22:23,577 INFO L226 Difference]: Without dead ends: 3295 [2022-12-14 06:22:23,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:23,586 INFO L413 NwaCegarLoop]: 2048 mSDtfsCounter, 1545 mSDsluCounter, 1594 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 3642 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-12-14 06:22:23,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1545 Valid, 3642 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 361 Invalid, 2 Unknown, 0 Unchecked, 6.6s Time] [2022-12-14 06:22:23,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3295 states. [2022-12-14 06:22:23,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3295 to 3282. [2022-12-14 06:22:23,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 2052 states have (on average 1.395224171539961) internal successors, (2863), 2205 states have internal predecessors, (2863), 978 states have call successors, (978), 255 states have call predecessors, (978), 251 states have return successors, (1055), 889 states have call predecessors, (1055), 973 states have call successors, (1055) [2022-12-14 06:22:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 4896 transitions. [2022-12-14 06:22:23,768 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 4896 transitions. Word has length 89 [2022-12-14 06:22:23,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:22:23,769 INFO L495 AbstractCegarLoop]: Abstraction has 3282 states and 4896 transitions. [2022-12-14 06:22:23,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4896 transitions. [2022-12-14 06:22:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 06:22:23,773 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:22:23,773 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:22:23,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 06:22:23,773 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:22:23,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:22:23,774 INFO L85 PathProgramCache]: Analyzing trace with hash -212019832, now seen corresponding path program 1 times [2022-12-14 06:22:23,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:22:23,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137098556] [2022-12-14 06:22:23,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:22:23,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:22:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:22:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-14 06:22:23,944 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:22:23,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137098556] [2022-12-14 06:22:23,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137098556] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:22:23,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:22:23,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:22:23,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261448356] [2022-12-14 06:22:23,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:22:23,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:22:23,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:22:23,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:22:23,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:23,946 INFO L87 Difference]: Start difference. First operand 3282 states and 4896 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:26,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:22:30,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:22:30,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:22:30,396 INFO L93 Difference]: Finished difference Result 4942 states and 7502 transitions. [2022-12-14 06:22:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:22:30,397 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), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 90 [2022-12-14 06:22:30,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:22:30,422 INFO L225 Difference]: With dead ends: 4942 [2022-12-14 06:22:30,422 INFO L226 Difference]: Without dead ends: 4939 [2022-12-14 06:22:30,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:30,427 INFO L413 NwaCegarLoop]: 2083 mSDtfsCounter, 1458 mSDsluCounter, 1652 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 3735 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:22:30,427 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1458 Valid, 3735 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 363 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2022-12-14 06:22:30,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2022-12-14 06:22:30,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4897. [2022-12-14 06:22:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4897 states, 3054 states have (on average 1.402423051735429) internal successors, (4283), 3317 states have internal predecessors, (4283), 1458 states have call successors, (1458), 398 states have call predecessors, (1458), 384 states have return successors, (1697), 1285 states have call predecessors, (1697), 1453 states have call successors, (1697) [2022-12-14 06:22:30,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 4897 states and 7438 transitions. [2022-12-14 06:22:30,619 INFO L78 Accepts]: Start accepts. Automaton has 4897 states and 7438 transitions. Word has length 90 [2022-12-14 06:22:30,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:22:30,620 INFO L495 AbstractCegarLoop]: Abstraction has 4897 states and 7438 transitions. [2022-12-14 06:22:30,620 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), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:30,620 INFO L276 IsEmpty]: Start isEmpty. Operand 4897 states and 7438 transitions. [2022-12-14 06:22:30,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 06:22:30,622 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:22:30,622 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:22:30,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 06:22:30,622 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:22:30,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:22:30,622 INFO L85 PathProgramCache]: Analyzing trace with hash 2016795484, now seen corresponding path program 1 times [2022-12-14 06:22:30,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:22:30,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369096651] [2022-12-14 06:22:30,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:22:30,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:22:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:22:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-14 06:22:30,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:22:30,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369096651] [2022-12-14 06:22:30,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369096651] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:22:30,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:22:30,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:22:30,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131209699] [2022-12-14 06:22:30,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:22:30,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:22:30,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:22:30,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:22:30,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:30,757 INFO L87 Difference]: Start difference. First operand 4897 states and 7438 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:33,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:22:37,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:22:37,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:22:37,855 INFO L93 Difference]: Finished difference Result 5985 states and 9034 transitions. [2022-12-14 06:22:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:22:37,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 91 [2022-12-14 06:22:37,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:22:37,880 INFO L225 Difference]: With dead ends: 5985 [2022-12-14 06:22:37,880 INFO L226 Difference]: Without dead ends: 5982 [2022-12-14 06:22:37,884 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:37,884 INFO L413 NwaCegarLoop]: 2040 mSDtfsCounter, 1581 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 3603 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-12-14 06:22:37,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1582 Valid, 3603 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 357 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2022-12-14 06:22:37,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5982 states. [2022-12-14 06:22:38,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5982 to 5974. [2022-12-14 06:22:38,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5974 states, 3733 states have (on average 1.4018215912135013) internal successors, (5233), 4043 states have internal predecessors, (5233), 1775 states have call successors, (1775), 479 states have call predecessors, (1775), 465 states have return successors, (2015), 1577 states have call predecessors, (2015), 1770 states have call successors, (2015) [2022-12-14 06:22:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5974 states to 5974 states and 9023 transitions. [2022-12-14 06:22:38,098 INFO L78 Accepts]: Start accepts. Automaton has 5974 states and 9023 transitions. Word has length 91 [2022-12-14 06:22:38,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:22:38,098 INFO L495 AbstractCegarLoop]: Abstraction has 5974 states and 9023 transitions. [2022-12-14 06:22:38,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 5974 states and 9023 transitions. [2022-12-14 06:22:38,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 06:22:38,100 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:22:38,100 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:22:38,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 06:22:38,100 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:22:38,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:22:38,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1904368885, now seen corresponding path program 1 times [2022-12-14 06:22:38,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:22:38,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836160779] [2022-12-14 06:22:38,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:22:38,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:22:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:22:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-14 06:22:38,219 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:22:38,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836160779] [2022-12-14 06:22:38,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836160779] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:22:38,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:22:38,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:22:38,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721722216] [2022-12-14 06:22:38,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:22:38,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:22:38,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:22:38,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:22:38,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:38,220 INFO L87 Difference]: Start difference. First operand 5974 states and 9023 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:40,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:22:44,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:22:45,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:22:45,465 INFO L93 Difference]: Finished difference Result 5986 states and 9034 transitions. [2022-12-14 06:22:45,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:22:45,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2022-12-14 06:22:45,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:22:45,487 INFO L225 Difference]: With dead ends: 5986 [2022-12-14 06:22:45,487 INFO L226 Difference]: Without dead ends: 5976 [2022-12-14 06:22:45,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:22:45,492 INFO L413 NwaCegarLoop]: 2041 mSDtfsCounter, 1578 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 3607 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:22:45,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1579 Valid, 3607 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 356 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2022-12-14 06:22:45,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5976 states. [2022-12-14 06:22:45,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5976 to 5968. [2022-12-14 06:22:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5968 states, 3727 states have (on average 1.401931848671854) internal successors, (5225), 4038 states have internal predecessors, (5225), 1775 states have call successors, (1775), 479 states have call predecessors, (1775), 465 states have return successors, (2014), 1576 states have call predecessors, (2014), 1770 states have call successors, (2014) [2022-12-14 06:22:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5968 states to 5968 states and 9014 transitions. [2022-12-14 06:22:45,708 INFO L78 Accepts]: Start accepts. Automaton has 5968 states and 9014 transitions. Word has length 92 [2022-12-14 06:22:45,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:22:45,708 INFO L495 AbstractCegarLoop]: Abstraction has 5968 states and 9014 transitions. [2022-12-14 06:22:45,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 06:22:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 5968 states and 9014 transitions. [2022-12-14 06:22:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 06:22:45,711 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:22:45,712 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:22:45,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 06:22:45,712 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:22:45,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:22:45,712 INFO L85 PathProgramCache]: Analyzing trace with hash -2083557913, now seen corresponding path program 1 times [2022-12-14 06:22:45,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:22:45,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584845760] [2022-12-14 06:22:45,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:22:45,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:22:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:22:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:22:46,096 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:22:46,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584845760] [2022-12-14 06:22:46,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584845760] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:22:46,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:22:46,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 06:22:46,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688318409] [2022-12-14 06:22:46,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:22:46,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 06:22:46,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:22:46,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 06:22:46,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:22:46,099 INFO L87 Difference]: Start difference. First operand 5968 states and 9014 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 06:22:52,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:23:04,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:23:12,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:12,594 INFO L93 Difference]: Finished difference Result 15606 states and 23707 transitions. [2022-12-14 06:23:12,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 06:23:12,595 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) Word has length 137 [2022-12-14 06:23:12,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:12,628 INFO L225 Difference]: With dead ends: 15606 [2022-12-14 06:23:12,628 INFO L226 Difference]: Without dead ends: 9655 [2022-12-14 06:23:12,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-12-14 06:23:12,649 INFO L413 NwaCegarLoop]: 638 mSDtfsCounter, 2516 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 7662 mSolverCounterSat, 1192 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2829 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 8856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1192 IncrementalHoareTripleChecker+Valid, 7662 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:12,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2829 Valid, 2149 Invalid, 8856 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1192 Valid, 7662 Invalid, 2 Unknown, 0 Unchecked, 25.6s Time] [2022-12-14 06:23:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9655 states. [2022-12-14 06:23:13,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9655 to 9581. [2022-12-14 06:23:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9581 states, 5965 states have (on average 1.3981559094719196) internal successors, (8340), 6471 states have internal predecessors, (8340), 2827 states have call successors, (2827), 799 states have call predecessors, (2827), 788 states have return successors, (3271), 2529 states have call predecessors, (3271), 2822 states have call successors, (3271) [2022-12-14 06:23:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9581 states to 9581 states and 14438 transitions. [2022-12-14 06:23:13,103 INFO L78 Accepts]: Start accepts. Automaton has 9581 states and 14438 transitions. Word has length 137 [2022-12-14 06:23:13,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:13,103 INFO L495 AbstractCegarLoop]: Abstraction has 9581 states and 14438 transitions. [2022-12-14 06:23:13,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 06:23:13,103 INFO L276 IsEmpty]: Start isEmpty. Operand 9581 states and 14438 transitions. [2022-12-14 06:23:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 06:23:13,108 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:13,108 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:13,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 06:23:13,108 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:23:13,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:13,109 INFO L85 PathProgramCache]: Analyzing trace with hash -915604337, now seen corresponding path program 1 times [2022-12-14 06:23:13,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:13,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375956766] [2022-12-14 06:23:13,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:13,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:23:13,427 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:13,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375956766] [2022-12-14 06:23:13,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375956766] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:13,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:13,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 06:23:13,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726765327] [2022-12-14 06:23:13,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:13,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 06:23:13,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:13,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 06:23:13,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:13,429 INFO L87 Difference]: Start difference. First operand 9581 states and 14438 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 06:23:20,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:23:31,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:23:39,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:39,885 INFO L93 Difference]: Finished difference Result 27159 states and 41707 transitions. [2022-12-14 06:23:39,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 06:23:39,886 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) Word has length 137 [2022-12-14 06:23:39,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:39,950 INFO L225 Difference]: With dead ends: 27159 [2022-12-14 06:23:39,950 INFO L226 Difference]: Without dead ends: 17595 [2022-12-14 06:23:39,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-12-14 06:23:39,978 INFO L413 NwaCegarLoop]: 635 mSDtfsCounter, 2516 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 7681 mSolverCounterSat, 1200 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2831 SdHoareTripleChecker+Valid, 2156 SdHoareTripleChecker+Invalid, 8883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1200 IncrementalHoareTripleChecker+Valid, 7681 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:39,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2831 Valid, 2156 Invalid, 8883 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1200 Valid, 7681 Invalid, 2 Unknown, 0 Unchecked, 25.2s Time] [2022-12-14 06:23:39,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17595 states. [2022-12-14 06:23:40,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17595 to 17324. [2022-12-14 06:23:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17324 states, 10731 states have (on average 1.391575808405554) internal successors, (14933), 11674 states have internal predecessors, (14933), 5051 states have call successors, (5051), 1519 states have call predecessors, (5051), 1541 states have return successors, (6320), 4549 states have call predecessors, (6320), 5046 states have call successors, (6320) [2022-12-14 06:23:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17324 states to 17324 states and 26304 transitions. [2022-12-14 06:23:41,017 INFO L78 Accepts]: Start accepts. Automaton has 17324 states and 26304 transitions. Word has length 137 [2022-12-14 06:23:41,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:41,017 INFO L495 AbstractCegarLoop]: Abstraction has 17324 states and 26304 transitions. [2022-12-14 06:23:41,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 06:23:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 17324 states and 26304 transitions. [2022-12-14 06:23:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 06:23:41,028 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:41,028 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:23:41,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 06:23:41,028 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:23:41,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:41,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1107729946, now seen corresponding path program 1 times [2022-12-14 06:23:41,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:23:41,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987611114] [2022-12-14 06:23:41,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:41,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:23:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:41,437 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-12-14 06:23:41,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:23:41,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987611114] [2022-12-14 06:23:41,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987611114] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:41,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:41,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 06:23:41,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681415403] [2022-12-14 06:23:41,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:41,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 06:23:41,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:23:41,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 06:23:41,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:23:41,440 INFO L87 Difference]: Start difference. First operand 17324 states and 26304 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 4 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (19), 4 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-14 06:23:46,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:23:57,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:24:05,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:05,722 INFO L93 Difference]: Finished difference Result 34615 states and 53332 transitions. [2022-12-14 06:24:05,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 06:24:05,723 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 4 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (19), 4 states have call predecessors, (19), 3 states have call successors, (19) Word has length 143 [2022-12-14 06:24:05,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:05,778 INFO L225 Difference]: With dead ends: 34615 [2022-12-14 06:24:05,778 INFO L226 Difference]: Without dead ends: 17077 [2022-12-14 06:24:05,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-14 06:24:05,821 INFO L413 NwaCegarLoop]: 577 mSDtfsCounter, 2513 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 6830 mSolverCounterSat, 1169 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2829 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 8001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1169 IncrementalHoareTripleChecker+Valid, 6830 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:05,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2829 Valid, 1677 Invalid, 8001 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1169 Valid, 6830 Invalid, 2 Unknown, 0 Unchecked, 23.0s Time] [2022-12-14 06:24:05,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17077 states. [2022-12-14 06:24:06,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17077 to 17049. [2022-12-14 06:24:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17049 states, 10604 states have (on average 1.3833459072048284) internal successors, (14669), 11458 states have internal predecessors, (14669), 4919 states have call successors, (4919), 1508 states have call predecessors, (4919), 1525 states have return successors, (5877), 4433 states have call predecessors, (5877), 4914 states have call successors, (5877) [2022-12-14 06:24:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17049 states to 17049 states and 25465 transitions. [2022-12-14 06:24:06,883 INFO L78 Accepts]: Start accepts. Automaton has 17049 states and 25465 transitions. Word has length 143 [2022-12-14 06:24:06,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:06,884 INFO L495 AbstractCegarLoop]: Abstraction has 17049 states and 25465 transitions. [2022-12-14 06:24:06,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 4 states have call successors, (20), 3 states have call predecessors, (20), 2 states have return successors, (19), 4 states have call predecessors, (19), 3 states have call successors, (19) [2022-12-14 06:24:06,884 INFO L276 IsEmpty]: Start isEmpty. Operand 17049 states and 25465 transitions. [2022-12-14 06:24:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 06:24:06,890 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:06,890 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:24:06,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 06:24:06,891 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:24:06,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:06,891 INFO L85 PathProgramCache]: Analyzing trace with hash 102811934, now seen corresponding path program 1 times [2022-12-14 06:24:06,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:24:06,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492798228] [2022-12-14 06:24:06,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:06,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:24:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:24:07,297 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:24:07,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492798228] [2022-12-14 06:24:07,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492798228] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:07,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:24:07,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 06:24:07,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135745287] [2022-12-14 06:24:07,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:07,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 06:24:07,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:24:07,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 06:24:07,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:24:07,300 INFO L87 Difference]: Start difference. First operand 17049 states and 25465 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 06:24:13,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:24:15,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:24:27,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:24:36,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:36,240 INFO L93 Difference]: Finished difference Result 50669 states and 75978 transitions. [2022-12-14 06:24:36,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 06:24:36,241 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) Word has length 136 [2022-12-14 06:24:36,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:36,338 INFO L225 Difference]: With dead ends: 50669 [2022-12-14 06:24:36,338 INFO L226 Difference]: Without dead ends: 33618 [2022-12-14 06:24:36,383 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-12-14 06:24:36,383 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 2526 mSDsluCounter, 1500 mSDsCounter, 0 mSdLazyCounter, 7609 mSolverCounterSat, 1186 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2841 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 8797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1186 IncrementalHoareTripleChecker+Valid, 7609 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:36,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2841 Valid, 2133 Invalid, 8797 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1186 Valid, 7609 Invalid, 2 Unknown, 0 Unchecked, 26.6s Time] [2022-12-14 06:24:36,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33618 states. [2022-12-14 06:24:37,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33618 to 33308. [2022-12-14 06:24:37,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33308 states, 20598 states have (on average 1.3713952810952519) internal successors, (28248), 22231 states have internal predecessors, (28248), 9461 states have call successors, (9461), 3177 states have call predecessors, (9461), 3248 states have return successors, (11272), 8562 states have call predecessors, (11272), 9456 states have call successors, (11272) [2022-12-14 06:24:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33308 states to 33308 states and 48981 transitions. [2022-12-14 06:24:38,079 INFO L78 Accepts]: Start accepts. Automaton has 33308 states and 48981 transitions. Word has length 136 [2022-12-14 06:24:38,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:38,080 INFO L495 AbstractCegarLoop]: Abstraction has 33308 states and 48981 transitions. [2022-12-14 06:24:38,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 4 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-14 06:24:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 33308 states and 48981 transitions. [2022-12-14 06:24:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 06:24:38,087 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:38,087 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:24:38,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 06:24:38,088 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:24:38,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:38,088 INFO L85 PathProgramCache]: Analyzing trace with hash -92421780, now seen corresponding path program 1 times [2022-12-14 06:24:38,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:24:38,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291319291] [2022-12-14 06:24:38,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:38,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:24:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:24:39,082 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:24:39,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291319291] [2022-12-14 06:24:39,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291319291] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:24:39,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324176757] [2022-12-14 06:24:39,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:39,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:24:39,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:24:39,084 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:24:39,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 06:24:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:39,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 1861 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:24:39,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:24:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:24:39,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:24:39,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324176757] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:39,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:24:39,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-12-14 06:24:39,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326076195] [2022-12-14 06:24:39,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:39,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:24:39,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:24:39,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:24:39,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:24:39,878 INFO L87 Difference]: Start difference. First operand 33308 states and 48981 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:24:42,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:24:46,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:24:47,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:47,390 INFO L93 Difference]: Finished difference Result 36038 states and 52537 transitions. [2022-12-14 06:24:47,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:24:47,391 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), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2022-12-14 06:24:47,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:47,435 INFO L225 Difference]: With dead ends: 36038 [2022-12-14 06:24:47,435 INFO L226 Difference]: Without dead ends: 16914 [2022-12-14 06:24:47,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:24:47,471 INFO L413 NwaCegarLoop]: 2029 mSDtfsCounter, 1581 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 3588 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:47,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1582 Valid, 3588 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 365 Invalid, 2 Unknown, 0 Unchecked, 6.6s Time] [2022-12-14 06:24:47,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16914 states. [2022-12-14 06:24:48,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16914 to 16906. [2022-12-14 06:24:48,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16906 states, 10529 states have (on average 1.3786684395479152) internal successors, (14516), 11334 states have internal predecessors, (14516), 4850 states have call successors, (4850), 1526 states have call predecessors, (4850), 1526 states have return successors, (5486), 4373 states have call predecessors, (5486), 4845 states have call successors, (5486) [2022-12-14 06:24:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16906 states to 16906 states and 24852 transitions. [2022-12-14 06:24:48,375 INFO L78 Accepts]: Start accepts. Automaton has 16906 states and 24852 transitions. Word has length 124 [2022-12-14 06:24:48,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:48,375 INFO L495 AbstractCegarLoop]: Abstraction has 16906 states and 24852 transitions. [2022-12-14 06:24:48,376 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), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:24:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 16906 states and 24852 transitions. [2022-12-14 06:24:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 06:24:48,382 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:48,382 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:24:48,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 06:24:48,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:24:48,582 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:24:48,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:48,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2029445514, now seen corresponding path program 1 times [2022-12-14 06:24:48,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:24:48,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938648661] [2022-12-14 06:24:48,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:48,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:24:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:48,698 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:24:48,698 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:24:48,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938648661] [2022-12-14 06:24:48,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938648661] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:48,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:24:48,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:24:48,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768520979] [2022-12-14 06:24:48,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:48,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:24:48,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:24:48,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:24:48,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:24:48,700 INFO L87 Difference]: Start difference. First operand 16906 states and 24852 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 06:24:51,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:24:55,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:24:56,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:56,594 INFO L93 Difference]: Finished difference Result 49651 states and 72856 transitions. [2022-12-14 06:24:56,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:24:56,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 136 [2022-12-14 06:24:56,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:56,693 INFO L225 Difference]: With dead ends: 49651 [2022-12-14 06:24:56,693 INFO L226 Difference]: Without dead ends: 32762 [2022-12-14 06:24:56,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:24:56,742 INFO L413 NwaCegarLoop]: 2126 mSDtfsCounter, 1521 mSDsluCounter, 1524 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 3650 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:56,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1522 Valid, 3650 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 376 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2022-12-14 06:24:56,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32762 states. [2022-12-14 06:24:58,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32762 to 32737. [2022-12-14 06:24:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32737 states, 20426 states have (on average 1.3799569176539703) internal successors, (28187), 22011 states have internal predecessors, (28187), 9301 states have call successors, (9301), 3004 states have call predecessors, (9301), 3009 states have return successors, (10493), 8375 states have call predecessors, (10493), 9296 states have call successors, (10493) [2022-12-14 06:24:58,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32737 states to 32737 states and 47981 transitions. [2022-12-14 06:24:58,655 INFO L78 Accepts]: Start accepts. Automaton has 32737 states and 47981 transitions. Word has length 136 [2022-12-14 06:24:58,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:58,655 INFO L495 AbstractCegarLoop]: Abstraction has 32737 states and 47981 transitions. [2022-12-14 06:24:58,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 06:24:58,655 INFO L276 IsEmpty]: Start isEmpty. Operand 32737 states and 47981 transitions. [2022-12-14 06:24:58,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 06:24:58,661 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:58,661 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:24:58,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 06:24:58,661 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:24:58,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:58,661 INFO L85 PathProgramCache]: Analyzing trace with hash 380999045, now seen corresponding path program 1 times [2022-12-14 06:24:58,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:24:58,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401082919] [2022-12-14 06:24:58,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:58,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:24:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:59,485 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:24:59,486 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:24:59,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401082919] [2022-12-14 06:24:59,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401082919] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:24:59,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721925385] [2022-12-14 06:24:59,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:59,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:24:59,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:24:59,488 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:24:59,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 06:25:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:00,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:25:00,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:25:00,266 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:25:00,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721925385] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:25:00,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:25:00,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-12-14 06:25:00,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692490614] [2022-12-14 06:25:00,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:25:00,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:25:00,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:25:00,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:25:00,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:00,268 INFO L87 Difference]: Start difference. First operand 32737 states and 47981 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:25:02,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:25:07,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:25:08,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:25:08,666 INFO L93 Difference]: Finished difference Result 36183 states and 52724 transitions. [2022-12-14 06:25:08,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:25:08,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2022-12-14 06:25:08,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:25:08,732 INFO L225 Difference]: With dead ends: 36183 [2022-12-14 06:25:08,732 INFO L226 Difference]: Without dead ends: 18589 [2022-12-14 06:25:08,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:08,783 INFO L413 NwaCegarLoop]: 2020 mSDtfsCounter, 1569 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 364 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1570 SdHoareTripleChecker+Valid, 3579 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 364 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:25:08,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1570 Valid, 3579 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 364 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2022-12-14 06:25:08,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18589 states. [2022-12-14 06:25:09,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18589 to 18581. [2022-12-14 06:25:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18581 states, 11626 states have (on average 1.385601238603131) internal successors, (16109), 12539 states have internal predecessors, (16109), 5319 states have call successors, (5319), 1648 states have call predecessors, (5319), 1635 states have return successors, (5999), 4761 states have call predecessors, (5999), 5314 states have call successors, (5999) [2022-12-14 06:25:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18581 states to 18581 states and 27427 transitions. [2022-12-14 06:25:09,834 INFO L78 Accepts]: Start accepts. Automaton has 18581 states and 27427 transitions. Word has length 125 [2022-12-14 06:25:09,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:25:09,834 INFO L495 AbstractCegarLoop]: Abstraction has 18581 states and 27427 transitions. [2022-12-14 06:25:09,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:25:09,834 INFO L276 IsEmpty]: Start isEmpty. Operand 18581 states and 27427 transitions. [2022-12-14 06:25:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 06:25:09,838 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:25:09,838 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:25:09,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 06:25:10,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-14 06:25:10,040 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:25:10,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:25:10,042 INFO L85 PathProgramCache]: Analyzing trace with hash 774893698, now seen corresponding path program 1 times [2022-12-14 06:25:10,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:25:10,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440079520] [2022-12-14 06:25:10,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:10,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:25:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 06:25:10,878 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:25:10,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440079520] [2022-12-14 06:25:10,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440079520] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:25:10,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523861274] [2022-12-14 06:25:10,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:10,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:25:10,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:25:10,880 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:25:10,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 06:25:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:11,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1882 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 06:25:11,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:11,669 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-12-14 06:25:11,669 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:25:11,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1523861274] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:25:11,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:25:11,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2022-12-14 06:25:11,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718858307] [2022-12-14 06:25:11,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:25:11,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 06:25:11,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:25:11,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 06:25:11,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-12-14 06:25:11,672 INFO L87 Difference]: Start difference. First operand 18581 states and 27427 transitions. Second operand has 6 states, 4 states have (on average 14.75) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-12-14 06:25:14,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:25:21,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:25:22,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:25:22,042 INFO L93 Difference]: Finished difference Result 37190 states and 54951 transitions. [2022-12-14 06:25:22,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 06:25:22,043 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 14.75) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 126 [2022-12-14 06:25:22,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:25:22,096 INFO L225 Difference]: With dead ends: 37190 [2022-12-14 06:25:22,097 INFO L226 Difference]: Without dead ends: 18617 [2022-12-14 06:25:22,141 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-12-14 06:25:22,141 INFO L413 NwaCegarLoop]: 1578 mSDtfsCounter, 3 mSDsluCounter, 6297 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 7875 SdHoareTripleChecker+Invalid, 914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:25:22,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 7875 Invalid, 914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 911 Invalid, 2 Unknown, 0 Unchecked, 9.2s Time] [2022-12-14 06:25:22,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18617 states. [2022-12-14 06:25:23,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18617 to 18583. [2022-12-14 06:25:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18583 states, 11627 states have (on average 1.3856540810183193) internal successors, (16111), 12541 states have internal predecessors, (16111), 5319 states have call successors, (5319), 1648 states have call predecessors, (5319), 1636 states have return successors, (6003), 4761 states have call predecessors, (6003), 5314 states have call successors, (6003) [2022-12-14 06:25:23,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18583 states to 18583 states and 27433 transitions. [2022-12-14 06:25:23,166 INFO L78 Accepts]: Start accepts. Automaton has 18583 states and 27433 transitions. Word has length 126 [2022-12-14 06:25:23,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:25:23,167 INFO L495 AbstractCegarLoop]: Abstraction has 18583 states and 27433 transitions. [2022-12-14 06:25:23,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 14.75) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-12-14 06:25:23,167 INFO L276 IsEmpty]: Start isEmpty. Operand 18583 states and 27433 transitions. [2022-12-14 06:25:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 06:25:23,171 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:25:23,171 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:25:23,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 06:25:23,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-14 06:25:23,372 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:25:23,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:25:23,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1186686711, now seen corresponding path program 1 times [2022-12-14 06:25:23,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:25:23,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403806101] [2022-12-14 06:25:23,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:23,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:25:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:24,161 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:25:24,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403806101] [2022-12-14 06:25:24,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403806101] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:25:24,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351267373] [2022-12-14 06:25:24,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:24,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:25:24,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:25:24,163 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:25:24,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 06:25:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:24,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 1960 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:25:24,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:24,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:25:24,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351267373] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:25:24,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:25:24,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-12-14 06:25:24,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025617607] [2022-12-14 06:25:24,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:25:24,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:25:24,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:25:24,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:25:24,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:24,835 INFO L87 Difference]: Start difference. First operand 18583 states and 27433 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 06:25:27,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:25:31,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:25:32,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:25:32,757 INFO L93 Difference]: Finished difference Result 36537 states and 53862 transitions. [2022-12-14 06:25:32,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:25:32,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2022-12-14 06:25:32,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:25:32,810 INFO L225 Difference]: With dead ends: 36537 [2022-12-14 06:25:32,811 INFO L226 Difference]: Without dead ends: 18565 [2022-12-14 06:25:32,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:32,851 INFO L413 NwaCegarLoop]: 2021 mSDtfsCounter, 1563 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1564 SdHoareTripleChecker+Valid, 3585 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-12-14 06:25:32,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1564 Valid, 3585 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 357 Invalid, 2 Unknown, 0 Unchecked, 6.8s Time] [2022-12-14 06:25:32,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18565 states. [2022-12-14 06:25:33,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18565 to 18557. [2022-12-14 06:25:33,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18557 states, 11615 states have (on average 1.384847180370211) internal successors, (16085), 12527 states have internal predecessors, (16085), 5305 states have call successors, (5305), 1648 states have call predecessors, (5305), 1636 states have return successors, (5973), 4749 states have call predecessors, (5973), 5300 states have call successors, (5973) [2022-12-14 06:25:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18557 states to 18557 states and 27363 transitions. [2022-12-14 06:25:33,900 INFO L78 Accepts]: Start accepts. Automaton has 18557 states and 27363 transitions. Word has length 138 [2022-12-14 06:25:33,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:25:33,901 INFO L495 AbstractCegarLoop]: Abstraction has 18557 states and 27363 transitions. [2022-12-14 06:25:33,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 06:25:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 18557 states and 27363 transitions. [2022-12-14 06:25:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 06:25:33,904 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:25:33,904 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:25:33,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 06:25:34,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-14 06:25:34,106 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:25:34,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:25:34,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1910355347, now seen corresponding path program 1 times [2022-12-14 06:25:34,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:25:34,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533425514] [2022-12-14 06:25:34,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:34,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:25:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:34,896 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:25:34,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533425514] [2022-12-14 06:25:34,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533425514] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:25:34,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930149320] [2022-12-14 06:25:34,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:34,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:25:34,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:25:34,897 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:25:34,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 06:25:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:35,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 1927 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:25:35,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:35,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:25:35,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930149320] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:25:35,515 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:25:35,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-12-14 06:25:35,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460998100] [2022-12-14 06:25:35,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:25:35,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:25:35,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:25:35,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:25:35,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:35,516 INFO L87 Difference]: Start difference. First operand 18557 states and 27363 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:25:37,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:25:42,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:25:43,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:25:43,891 INFO L93 Difference]: Finished difference Result 36487 states and 53732 transitions. [2022-12-14 06:25:43,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:25:43,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 130 [2022-12-14 06:25:43,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:25:43,947 INFO L225 Difference]: With dead ends: 36487 [2022-12-14 06:25:43,947 INFO L226 Difference]: Without dead ends: 18539 [2022-12-14 06:25:43,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:43,987 INFO L413 NwaCegarLoop]: 2020 mSDtfsCounter, 1558 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1559 SdHoareTripleChecker+Valid, 3584 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:25:43,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1559 Valid, 3584 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 357 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2022-12-14 06:25:44,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18539 states. [2022-12-14 06:25:45,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18539 to 18531. [2022-12-14 06:25:45,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18531 states, 11603 states have (on average 1.3840386107041283) internal successors, (16059), 12513 states have internal predecessors, (16059), 5291 states have call successors, (5291), 1648 states have call predecessors, (5291), 1636 states have return successors, (5943), 4737 states have call predecessors, (5943), 5286 states have call successors, (5943) [2022-12-14 06:25:45,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18531 states to 18531 states and 27293 transitions. [2022-12-14 06:25:45,075 INFO L78 Accepts]: Start accepts. Automaton has 18531 states and 27293 transitions. Word has length 130 [2022-12-14 06:25:45,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:25:45,075 INFO L495 AbstractCegarLoop]: Abstraction has 18531 states and 27293 transitions. [2022-12-14 06:25:45,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:25:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 18531 states and 27293 transitions. [2022-12-14 06:25:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 06:25:45,079 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:25:45,079 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:25:45,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 06:25:45,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-14 06:25:45,281 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:25:45,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:25:45,282 INFO L85 PathProgramCache]: Analyzing trace with hash 2109933321, now seen corresponding path program 1 times [2022-12-14 06:25:45,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:25:45,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422917281] [2022-12-14 06:25:45,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:45,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:25:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:46,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:25:46,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422917281] [2022-12-14 06:25:46,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422917281] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:25:46,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [993471496] [2022-12-14 06:25:46,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:46,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:25:46,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:25:46,053 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:25:46,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 06:25:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:46,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:25:46,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:46,680 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:25:46,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [993471496] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:25:46,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:25:46,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-12-14 06:25:46,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380075469] [2022-12-14 06:25:46,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:25:46,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:25:46,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:25:46,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:25:46,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:46,683 INFO L87 Difference]: Start difference. First operand 18531 states and 27293 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 06:25:49,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 06:25:53,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:25:54,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:25:54,552 INFO L93 Difference]: Finished difference Result 36437 states and 53602 transitions. [2022-12-14 06:25:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:25:54,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 137 [2022-12-14 06:25:54,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:25:54,605 INFO L225 Difference]: With dead ends: 36437 [2022-12-14 06:25:54,606 INFO L226 Difference]: Without dead ends: 18513 [2022-12-14 06:25:54,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 06:25:54,649 INFO L413 NwaCegarLoop]: 2019 mSDtfsCounter, 1556 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 3583 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-12-14 06:25:54,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1557 Valid, 3583 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 357 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2022-12-14 06:25:54,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18513 states. [2022-12-14 06:25:55,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18513 to 18505. [2022-12-14 06:25:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18505 states, 11591 states have (on average 1.3832283668363385) internal successors, (16033), 12499 states have internal predecessors, (16033), 5277 states have call successors, (5277), 1648 states have call predecessors, (5277), 1636 states have return successors, (5913), 4725 states have call predecessors, (5913), 5272 states have call successors, (5913) [2022-12-14 06:25:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18505 states to 18505 states and 27223 transitions. [2022-12-14 06:25:55,809 INFO L78 Accepts]: Start accepts. Automaton has 18505 states and 27223 transitions. Word has length 137 [2022-12-14 06:25:55,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:25:55,810 INFO L495 AbstractCegarLoop]: Abstraction has 18505 states and 27223 transitions. [2022-12-14 06:25:55,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 06:25:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 18505 states and 27223 transitions. [2022-12-14 06:25:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 06:25:55,814 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:25:55,814 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-12-14 06:25:55,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 06:25:56,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-14 06:25:56,016 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:25:56,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:25:56,018 INFO L85 PathProgramCache]: Analyzing trace with hash -2054364380, now seen corresponding path program 1 times [2022-12-14 06:25:56,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:25:56,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026008327] [2022-12-14 06:25:56,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:56,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:25:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 06:25:56,776 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:25:56,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026008327] [2022-12-14 06:25:56,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026008327] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:25:56,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97145674] [2022-12-14 06:25:56,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:25:56,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:25:56,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:25:56,777 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:25:56,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_044a181a-d5d2-4865-90a1-a51e9d35053e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 06:25:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:57,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1912 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 06:25:57,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:57,795 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-12-14 06:25:57,795 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:25:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 06:25:58,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97145674] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:25:58,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [791991481] [2022-12-14 06:25:58,560 INFO L159 IcfgInterpreter]: Started Sifa with 81 locations of interest [2022-12-14 06:25:58,560 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 06:25:58,563 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 06:25:58,567 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 06:25:58,567 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 06:26:00,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:00,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:00,420 INFO L217 Elim1Store]: Index analysis took 722 ms [2022-12-14 06:26:10,528 WARN L233 SmtUtils]: Spent 10.08s on a formula simplification. DAG size of input: 1006 DAG size of output: 587 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 06:26:10,530 INFO L321 Elim1Store]: treesize reduction 1923, result has 34.3 percent of original size [2022-12-14 06:26:10,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 84 select indices, 84 select index equivalence classes, 3490 disjoint index pairs (out of 3486 index pairs), introduced 84 new quantified variables, introduced 84 case distinctions, treesize of input 430 treesize of output 1264 [2022-12-14 06:26:11,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:12,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:12,329 INFO L217 Elim1Store]: Index analysis took 989 ms [2022-12-14 06:26:27,901 WARN L233 SmtUtils]: Spent 15.55s on a formula simplification. DAG size of input: 1343 DAG size of output: 671 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 06:26:27,904 INFO L321 Elim1Store]: treesize reduction 3176, result has 25.5 percent of original size [2022-12-14 06:26:27,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 87 select indices, 87 select index equivalence classes, 3574 disjoint index pairs (out of 3741 index pairs), introduced 87 new quantified variables, introduced 252 case distinctions, treesize of input 449 treesize of output 1365 [2022-12-14 06:26:32,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 06:26:32,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 06:26:32,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-12-14 06:26:34,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,531 INFO L217 Elim1Store]: Index analysis took 137 ms [2022-12-14 06:26:34,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 128 select indices, 128 select index equivalence classes, 929 disjoint index pairs (out of 8128 index pairs), introduced 128 new quantified variables, introduced 0 case distinctions, treesize of input 995 treesize of output 385 [2022-12-14 06:26:34,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:34,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 87 select indices, 87 select index equivalence classes, 3741 disjoint index pairs (out of 3741 index pairs), introduced 87 new quantified variables, introduced 0 case distinctions, treesize of input 436 treesize of output 262 [2022-12-14 06:26:35,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:35,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:35,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 86 select indices, 86 select index equivalence classes, 3657 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 431 treesize of output 259 [2022-12-14 06:26:39,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:39,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:39,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 87 select indices, 87 select index equivalence classes, 3741 disjoint index pairs (out of 3741 index pairs), introduced 87 new quantified variables, introduced 0 case distinctions, treesize of input 436 treesize of output 262 [2022-12-14 06:26:40,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 86 select indices, 86 select index equivalence classes, 3657 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 431 treesize of output 259 [2022-12-14 06:26:40,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:26:40,610 INFO L217 Elim1Store]: Index analysis took 139 ms [2022-12-14 06:26:40,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 128 select indices, 128 select index equivalence classes, 929 disjoint index pairs (out of 8128 index pairs), introduced 128 new quantified variables, introduced 0 case distinctions, treesize of input 995 treesize of output 385 [2022-12-14 06:26:43,733 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 [2022-12-14 06:26:44,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:44,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:45,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:45,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:45,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:26:48,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:49,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:26:49,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:50,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:50,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:26:50,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:54,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:54,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:54,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:26:56,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 06:26:56,279 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 [2022-12-14 06:26:56,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:27:20,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 06:27:20,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 06:27:20,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 06:27:20,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-12-14 06:27:20,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-12-14 06:27:20,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-12-14 06:27:20,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 06:27:20,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 06:27:20,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 06:27:25,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:27:25,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 45 select indices, 45 select index equivalence classes, 541 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 402 treesize of output 136 [2022-12-14 06:27:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:25,783 INFO L217 Elim1Store]: Index analysis took 103 ms [2022-12-14 06:27:25,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 45 select indices, 45 select index equivalence classes, 541 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 402 treesize of output 136 [2022-12-14 06:27:26,284 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 06:27:42,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 06:27:42,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,711 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-12-14 06:27:42,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 45 select indices, 45 select index equivalence classes, 541 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 402 treesize of output 136 [2022-12-14 06:27:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:27:43,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 45 select indices, 45 select index equivalence classes, 541 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 402 treesize of output 136 [2022-12-14 06:27:43,515 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 06:27:51,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:27:51,031 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 19 treesize of output 1 [2022-12-14 06:27:51,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:27:51,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:27:51,104 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 19 treesize of output 1 [2022-12-14 06:27:51,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:27:51,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-12-14 06:27:51,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-12-14 06:27:51,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:51,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:51,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:52,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:52,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:53,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:54,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:54,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:54,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:55,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:55,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:55,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:55,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:55,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:55,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:56,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:56,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:56,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 06:27:57,375 INFO L321 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2022-12-14 06:27:57,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 40 treesize of output 37 [2022-12-14 06:27:57,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-12-14 06:27:57,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2022-12-14 06:28:32,433 INFO L197 IcfgInterpreter]: Interpreting procedure ##fun~int~TO~VOID with input of size 268 for LOIs [2022-12-14 06:28:33,181 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 1114 for LOIs [2022-12-14 06:28:59,498 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 1864 for LOIs [2022-12-14 06:29:06,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 06:29:08,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 06:29:14,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:14,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:15,175 INFO L217 Elim1Store]: Index analysis took 541 ms [2022-12-14 06:29:16,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:16,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 86 select indices, 86 select index equivalence classes, 3745 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 439 treesize of output 1 [2022-12-14 06:29:28,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:28,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:29,171 INFO L217 Elim1Store]: Index analysis took 521 ms [2022-12-14 06:29:30,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:30,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 86 select indices, 86 select index equivalence classes, 3745 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 439 treesize of output 1 [2022-12-14 06:29:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,359 INFO L217 Elim1Store]: Index analysis took 296 ms [2022-12-14 06:29:50,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 06:29:50,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 86 select indices, 86 select index equivalence classes, 3745 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 439 treesize of output 1 [2022-12-14 06:29:50,901 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 487 for LOIs [2022-12-14 06:29:51,109 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 242 for LOIs [2022-12-14 06:29:51,183 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_kref_put_9 with input of size 288 for LOIs [2022-12-14 06:29:51,712 INFO L197 IcfgInterpreter]: Interpreting procedure vub300_delete with input of size 282 for LOIs [2022-12-14 06:29:52,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:29:52,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:29:52,883 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 19 treesize of output 1 [2022-12-14 06:29:55,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:29:55,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 06:29:55,846 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 19 treesize of output 1 [2022-12-14 06:29:58,009 INFO L197 IcfgInterpreter]: Interpreting procedure mmc_free_host with input of size 272 for LOIs [2022-12-14 06:29:58,174 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_free_urb with input of size 220 for LOIs [2022-12-14 06:29:58,282 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 1114 for LOIs [2022-12-14 06:30:04,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 06:30:04,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 06:30:04,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-12-14 06:30:04,547 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 272 for LOIs [2022-12-14 06:30:04,633 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 06:30:33,818 WARN L233 SmtUtils]: Spent 27.56s on a formula simplification. DAG size of input: 1624 DAG size of output: 1288 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:30:41,313 WARN L233 SmtUtils]: Spent 6.64s on a formula simplification. DAG size of input: 1864 DAG size of output: 349 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:30:50,990 WARN L233 SmtUtils]: Spent 8.69s on a formula simplification. DAG size of input: 1882 DAG size of output: 255 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:30:56,744 WARN L233 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 487 DAG size of output: 302 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:31:03,339 WARN L233 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 472 DAG size of output: 333 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:31:08,923 WARN L233 SmtUtils]: Spent 5.25s on a formula simplification. DAG size of input: 481 DAG size of output: 342 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:31:21,521 WARN L233 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 497 DAG size of output: 349 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:31:34,308 WARN L233 SmtUtils]: Spent 12.16s on a formula simplification. DAG size of input: 958 DAG size of output: 950 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:31:48,686 WARN L233 SmtUtils]: Spent 13.69s on a formula simplification. DAG size of input: 962 DAG size of output: 954 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:32:02,442 WARN L233 SmtUtils]: Spent 13.02s on a formula simplification. DAG size of input: 978 DAG size of output: 967 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:32:16,889 WARN L233 SmtUtils]: Spent 13.70s on a formula simplification. DAG size of input: 981 DAG size of output: 970 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:32:31,787 WARN L233 SmtUtils]: Spent 14.08s on a formula simplification. DAG size of input: 995 DAG size of output: 980 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:32:46,356 WARN L233 SmtUtils]: Spent 13.74s on a formula simplification. DAG size of input: 998 DAG size of output: 983 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:33:10,491 WARN L233 SmtUtils]: Spent 22.98s on a formula simplification. DAG size of input: 1258 DAG size of output: 997 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:33:42,331 WARN L233 SmtUtils]: Spent 30.66s on a formula simplification. DAG size of input: 1262 DAG size of output: 1118 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:33:51,361 WARN L233 SmtUtils]: Spent 7.80s on a formula simplification. DAG size of input: 1114 DAG size of output: 522 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:34:02,399 WARN L233 SmtUtils]: Spent 9.68s on a formula simplification. DAG size of input: 1122 DAG size of output: 579 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:34:13,153 WARN L233 SmtUtils]: Spent 9.45s on a formula simplification. DAG size of input: 1114 DAG size of output: 562 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:34:27,164 WARN L233 SmtUtils]: Spent 10.08s on a formula simplification. DAG size of input: 1130 DAG size of output: 560 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:34:37,516 WARN L233 SmtUtils]: Spent 8.96s on a formula simplification. DAG size of input: 1131 DAG size of output: 537 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:34:47,936 WARN L233 SmtUtils]: Spent 9.49s on a formula simplification. DAG size of input: 747 DAG size of output: 725 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:34:58,472 WARN L233 SmtUtils]: Spent 9.60s on a formula simplification. DAG size of input: 740 DAG size of output: 720 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:35:09,401 WARN L233 SmtUtils]: Spent 9.91s on a formula simplification. DAG size of input: 747 DAG size of output: 725 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 06:35:33,649 WARN L233 SmtUtils]: Spent 23.30s on a formula simplification. DAG size of input: 995 DAG size of output: 860 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)