./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:22:13,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:22:13,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:22:13,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:22:13,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:22:13,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:22:13,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:22:13,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:22:13,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:22:13,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:22:13,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:22:13,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:22:13,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:22:13,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:22:13,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:22:13,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:22:13,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:22:13,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:22:13,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:22:13,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:22:13,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:22:13,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:22:13,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:22:13,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:22:13,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:22:13,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:22:13,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:22:13,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:22:13,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:22:13,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:22:13,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:22:13,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:22:13,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:22:13,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:22:13,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:22:13,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:22:13,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:22:13,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:22:13,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:22:13,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:22:13,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:22:13,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:22:13,346 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:22:13,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:22:13,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:22:13,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:22:13,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:22:13,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:22:13,352 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:22:13,353 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:22:13,353 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:22:13,353 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:22:13,354 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:22:13,354 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:22:13,355 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:22:13,355 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:22:13,355 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:22:13,355 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:22:13,356 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:22:13,356 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:22:13,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:22:13,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:22:13,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:22:13,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:22:13,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:22:13,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:22:13,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:22:13,358 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:22:13,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:22:13,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:22:13,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:22:13,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:22:13,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:22:13,360 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:22:13,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:22:13,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:22:13,361 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:22:13,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:22:13,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:22:13,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:22:13,362 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 [2022-11-25 23:22:13,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:22:13,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:22:13,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:22:13,717 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:22:13,717 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:22:13,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-11-25 23:22:16,682 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:22:17,333 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:22:17,333 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-11-25 23:22:17,382 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data/58278c958/9763fed64557413b96de97396b524c80/FLAGdab7e5118 [2022-11-25 23:22:17,405 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data/58278c958/9763fed64557413b96de97396b524c80 [2022-11-25 23:22:17,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:22:17,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:22:17,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:22:17,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:22:17,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:22:17,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:17" (1/1) ... [2022-11-25 23:22:17,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35bd0f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:17, skipping insertion in model container [2022-11-25 23:22:17,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:17" (1/1) ... [2022-11-25 23:22:17,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:22:17,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:22:18,126 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:22:18,167 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:22:18,274 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:22:18,278 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:22:18,282 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:22:18,346 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:22:18,350 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:18,363 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:18,368 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:18,473 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:18,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:18,474 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:22:18,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:18,476 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:18,478 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:18,487 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,492 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:18,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,520 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,524 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,527 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:18,534 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,540 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,559 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,560 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:18,569 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,583 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,584 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:18,594 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,609 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,615 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,625 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,629 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,634 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,638 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:18,639 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:18,640 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:18,645 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:18,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,664 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,665 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:18,665 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:18,667 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,681 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-25 23:22:18,699 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,702 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:18,703 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:18,713 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,715 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 23:22:18,717 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,719 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 23:22:18,730 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,735 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,736 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:18,739 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,749 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:18,750 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:18,754 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:18,755 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:18,756 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:18,756 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:22:18,757 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:22:18,758 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 23:22:18,758 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-11-25 23:22:18,760 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 23:22:18,760 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:22:18,760 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:18,761 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 23:22:18,766 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 23:22:18,767 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:18,768 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 23:22:18,770 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 23:22:18,771 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-11-25 23:22:18,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:18,773 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:18,775 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,781 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,782 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:18,783 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:18,784 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:22:18,786 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:18,787 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:18,787 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:18,790 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-11-25 23:22:18,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:18,795 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-11-25 23:22:18,809 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-11-25 23:22:18,814 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:18,814 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:18,815 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:18,816 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:18,816 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:18,817 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:18,817 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:18,818 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:18,818 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:18,819 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:18,819 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:18,820 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:18,829 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:22:18,912 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:22:18,914 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:22:18,985 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:18,985 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:18,986 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:18,987 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:22:18,988 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 23:22:18,989 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 23:22:18,994 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:19,000 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,002 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 23:22:19,003 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 23:22:19,005 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-11-25 23:22:19,033 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,036 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,036 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:19,039 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 23:22:19,048 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:19,048 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:22:19,050 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:19,053 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,057 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:22:19,058 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:19,062 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 23:22:19,063 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,066 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:19,076 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,078 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,079 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,079 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,080 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,080 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,080 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,081 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,081 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:22:19,082 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:22:19,083 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:22:19,084 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,084 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,090 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,090 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,091 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,091 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:19,092 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,095 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,096 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,099 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,101 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,102 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,103 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,104 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,106 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,108 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,108 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,109 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,110 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,114 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-11-25 23:22:19,323 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-25 23:22:19,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:22:19,370 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:22:19,463 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:22:19,465 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:22:19,467 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:22:19,469 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:22:19,470 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:22:19,473 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:22:19,475 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:19,475 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:19,476 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:19,482 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,496 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:19,497 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:22:19,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:19,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:19,499 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:19,503 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,507 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,512 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,517 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,521 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,533 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,536 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,539 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,545 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,546 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:19,549 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,553 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,554 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:19,557 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,559 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,561 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,563 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,564 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,565 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,565 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:19,566 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:19,566 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:19,567 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:19,569 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,571 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,572 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:19,572 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:19,573 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,580 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-25 23:22:19,587 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,588 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:19,589 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:19,593 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,595 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 23:22:19,597 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,598 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 23:22:19,600 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,604 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,605 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,607 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,609 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:19,610 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:19,612 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,616 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:19,617 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:19,617 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:22:19,618 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:22:19,618 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 23:22:19,619 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-11-25 23:22:19,620 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 23:22:19,620 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:22:19,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,621 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 23:22:19,627 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 23:22:19,628 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:19,629 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 23:22:19,631 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 23:22:19,631 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-11-25 23:22:19,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:19,633 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,634 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,640 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,641 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:19,641 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:19,642 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:22:19,644 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,644 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:19,645 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:19,645 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-11-25 23:22:19,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:19,646 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-11-25 23:22:19,649 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-11-25 23:22:19,651 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,652 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,652 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,653 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:19,653 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,653 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,654 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,654 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,655 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,655 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,656 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:22:19,658 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:22:19,658 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:22:19,662 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:19,663 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:19,664 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:19,664 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:22:19,665 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 23:22:19,665 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 23:22:19,667 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:19,670 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,671 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 23:22:19,672 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 23:22:19,673 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-11-25 23:22:19,680 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:19,683 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:19,684 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:19,690 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 23:22:19,691 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:19,691 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:22:19,692 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:19,695 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,696 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:22:19,698 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:19,700 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 23:22:19,700 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:19,702 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:19,704 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,704 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,705 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,705 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,705 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,706 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,706 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,706 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:19,706 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:22:19,707 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:22:19,707 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:22:19,708 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,708 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,708 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,709 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,709 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,709 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:19,710 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,710 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,710 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,711 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,711 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,711 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,712 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,712 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,712 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,712 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,713 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,713 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:19,713 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:19,714 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-11-25 23:22:19,727 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-25 23:22:19,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:22:19,871 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:22:19,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19 WrapperNode [2022-11-25 23:22:19,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:22:19,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:22:19,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:22:19,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:22:19,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:19,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,062 INFO L138 Inliner]: procedures = 259, calls = 1866, calls flagged for inlining = 99, calls inlined = 32, statements flattened = 1585 [2022-11-25 23:22:20,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:22:20,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:22:20,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:22:20,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:22:20,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,141 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:22:20,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:22:20,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:22:20,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:22:20,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (1/1) ... [2022-11-25 23:22:20,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:22:20,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:22:20,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:22:20,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:22:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2022-11-25 23:22:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2022-11-25 23:22:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 23:22:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 23:22:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-11-25 23:22:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-11-25 23:22:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:22:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:22:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2022-11-25 23:22:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2022-11-25 23:22:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 23:22:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 23:22:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 23:22:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 23:22:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 23:22:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 23:22:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 23:22:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 23:22:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:22:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:22:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 23:22:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 23:22:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:22:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-11-25 23:22:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-11-25 23:22:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:22:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 23:22:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 23:22:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 23:22:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 23:22:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-11-25 23:22:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-11-25 23:22:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 23:22:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 23:22:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2022-11-25 23:22:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2022-11-25 23:22:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 23:22:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2022-11-25 23:22:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2022-11-25 23:22:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 23:22:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:22:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 23:22:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 23:22:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-25 23:22:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-25 23:22:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-11-25 23:22:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-11-25 23:22:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:22:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 23:22:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 23:22:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:22:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:22:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:22:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2022-11-25 23:22:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2022-11-25 23:22:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 23:22:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 23:22:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 23:22:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 23:22:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-25 23:22:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-25 23:22:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:22:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:22:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:22:20,713 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:22:20,716 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:22:22,857 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:22:23,410 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:22:23,410 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:22:23,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:22:23 BoogieIcfgContainer [2022-11-25 23:22:23,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:22:23,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:22:23,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:22:23,435 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:22:23,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:22:17" (1/3) ... [2022-11-25 23:22:23,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3faad3b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:22:23, skipping insertion in model container [2022-11-25 23:22:23,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:19" (2/3) ... [2022-11-25 23:22:23,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3faad3b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:22:23, skipping insertion in model container [2022-11-25 23:22:23,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:22:23" (3/3) ... [2022-11-25 23:22:23,441 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-11-25 23:22:23,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:22:23,463 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:22:23,545 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:22:23,555 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;@16a7e8ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:22:23,556 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:22:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand has 233 states, 155 states have (on average 1.4709677419354839) internal successors, (228), 166 states have internal predecessors, (228), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-11-25 23:22:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-25 23:22:23,575 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:23,576 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:23,576 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:23,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:23,584 INFO L85 PathProgramCache]: Analyzing trace with hash 788860289, now seen corresponding path program 1 times [2022-11-25 23:22:23,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:23,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545801036] [2022-11-25 23:22:23,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:23,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:24,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:24,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545801036] [2022-11-25 23:22:24,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545801036] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:24,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:24,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:22:24,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308846448] [2022-11-25 23:22:24,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:24,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:24,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:24,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:24,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:24,391 INFO L87 Difference]: Start difference. First operand has 233 states, 155 states have (on average 1.4709677419354839) internal successors, (228), 166 states have internal predecessors, (228), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:24,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:24,804 INFO L93 Difference]: Finished difference Result 539 states and 781 transitions. [2022-11-25 23:22:24,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:24,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-25 23:22:24,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:24,831 INFO L225 Difference]: With dead ends: 539 [2022-11-25 23:22:24,831 INFO L226 Difference]: Without dead ends: 303 [2022-11-25 23:22:24,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:24,846 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 99 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:24,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 558 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:22:24,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2022-11-25 23:22:24,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 272. [2022-11-25 23:22:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 189 states have (on average 1.4973544973544974) internal successors, (283), 198 states have internal predecessors, (283), 56 states have call successors, (56), 27 states have call predecessors, (56), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 386 transitions. [2022-11-25 23:22:24,958 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 386 transitions. Word has length 15 [2022-11-25 23:22:24,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:24,958 INFO L495 AbstractCegarLoop]: Abstraction has 272 states and 386 transitions. [2022-11-25 23:22:24,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 386 transitions. [2022-11-25 23:22:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-25 23:22:24,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:24,961 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:24,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:22:24,962 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:24,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:24,963 INFO L85 PathProgramCache]: Analyzing trace with hash 487276509, now seen corresponding path program 1 times [2022-11-25 23:22:24,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:24,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833101052] [2022-11-25 23:22:24,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:24,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:25,169 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:25,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833101052] [2022-11-25 23:22:25,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833101052] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:25,169 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:25,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:22:25,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115715719] [2022-11-25 23:22:25,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:25,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:25,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:25,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:25,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:25,172 INFO L87 Difference]: Start difference. First operand 272 states and 386 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:25,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:25,356 INFO L93 Difference]: Finished difference Result 274 states and 387 transitions. [2022-11-25 23:22:25,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:25,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-25 23:22:25,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:25,359 INFO L225 Difference]: With dead ends: 274 [2022-11-25 23:22:25,359 INFO L226 Difference]: Without dead ends: 271 [2022-11-25 23:22:25,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:25,361 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 306 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:25,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 266 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:22:25,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2022-11-25 23:22:25,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2022-11-25 23:22:25,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 189 states have (on average 1.492063492063492) internal successors, (282), 197 states have internal predecessors, (282), 55 states have call successors, (55), 27 states have call predecessors, (55), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:25,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 384 transitions. [2022-11-25 23:22:25,389 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 384 transitions. Word has length 15 [2022-11-25 23:22:25,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:25,389 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 384 transitions. [2022-11-25 23:22:25,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:25,390 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 384 transitions. [2022-11-25 23:22:25,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-25 23:22:25,391 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:25,391 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:25,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:22:25,392 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:25,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:25,392 INFO L85 PathProgramCache]: Analyzing trace with hash -2074483763, now seen corresponding path program 1 times [2022-11-25 23:22:25,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:25,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369441890] [2022-11-25 23:22:25,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:25,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:25,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:25,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369441890] [2022-11-25 23:22:25,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369441890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:25,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:25,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:22:25,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293777060] [2022-11-25 23:22:25,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:25,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:25,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:25,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:25,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:25,603 INFO L87 Difference]: Start difference. First operand 271 states and 384 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:25,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:25,779 INFO L93 Difference]: Finished difference Result 277 states and 387 transitions. [2022-11-25 23:22:25,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:25,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-25 23:22:25,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:25,782 INFO L225 Difference]: With dead ends: 277 [2022-11-25 23:22:25,783 INFO L226 Difference]: Without dead ends: 273 [2022-11-25 23:22:25,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:25,784 INFO L413 NwaCegarLoop]: 261 mSDtfsCounter, 290 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:25,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 269 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:22:25,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2022-11-25 23:22:25,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 271. [2022-11-25 23:22:25,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 190 states have (on average 1.4789473684210526) internal successors, (281), 196 states have internal predecessors, (281), 53 states have call successors, (53), 28 states have call predecessors, (53), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 381 transitions. [2022-11-25 23:22:25,812 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 381 transitions. Word has length 16 [2022-11-25 23:22:25,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:25,813 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 381 transitions. [2022-11-25 23:22:25,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:25,813 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 381 transitions. [2022-11-25 23:22:25,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 23:22:25,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:25,815 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:25,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 23:22:25,815 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:25,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:25,816 INFO L85 PathProgramCache]: Analyzing trace with hash 115331296, now seen corresponding path program 1 times [2022-11-25 23:22:25,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:25,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516499888] [2022-11-25 23:22:25,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:25,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:26,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:26,004 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:26,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516499888] [2022-11-25 23:22:26,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516499888] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:26,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:26,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:22:26,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098249112] [2022-11-25 23:22:26,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:26,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:26,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:26,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:26,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:26,029 INFO L87 Difference]: Start difference. First operand 271 states and 381 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:26,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:26,205 INFO L93 Difference]: Finished difference Result 273 states and 382 transitions. [2022-11-25 23:22:26,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:26,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-11-25 23:22:26,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:26,207 INFO L225 Difference]: With dead ends: 273 [2022-11-25 23:22:26,208 INFO L226 Difference]: Without dead ends: 270 [2022-11-25 23:22:26,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:26,216 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 298 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:26,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 260 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:22:26,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-11-25 23:22:26,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2022-11-25 23:22:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 190 states have (on average 1.4736842105263157) internal successors, (280), 195 states have internal predecessors, (280), 52 states have call successors, (52), 28 states have call predecessors, (52), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:26,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 379 transitions. [2022-11-25 23:22:26,250 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 379 transitions. Word has length 17 [2022-11-25 23:22:26,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:26,251 INFO L495 AbstractCegarLoop]: Abstraction has 270 states and 379 transitions. [2022-11-25 23:22:26,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:26,251 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 379 transitions. [2022-11-25 23:22:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-25 23:22:26,257 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:26,257 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:26,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 23:22:26,258 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:26,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:26,258 INFO L85 PathProgramCache]: Analyzing trace with hash -719873744, now seen corresponding path program 1 times [2022-11-25 23:22:26,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:26,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379490867] [2022-11-25 23:22:26,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:26,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:26,500 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:26,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379490867] [2022-11-25 23:22:26,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379490867] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:26,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:26,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:22:26,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745964805] [2022-11-25 23:22:26,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:26,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:26,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:26,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:26,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:26,503 INFO L87 Difference]: Start difference. First operand 270 states and 379 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:26,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:26,724 INFO L93 Difference]: Finished difference Result 398 states and 567 transitions. [2022-11-25 23:22:26,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:26,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-11-25 23:22:26,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:26,731 INFO L225 Difference]: With dead ends: 398 [2022-11-25 23:22:26,731 INFO L226 Difference]: Without dead ends: 394 [2022-11-25 23:22:26,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:26,734 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 111 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:26,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 518 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:22:26,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2022-11-25 23:22:26,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 392. [2022-11-25 23:22:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 285 states have (on average 1.5087719298245614) internal successors, (430), 291 states have internal predecessors, (430), 68 states have call successors, (68), 40 states have call predecessors, (68), 38 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2022-11-25 23:22:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 561 transitions. [2022-11-25 23:22:26,785 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 561 transitions. Word has length 18 [2022-11-25 23:22:26,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:26,785 INFO L495 AbstractCegarLoop]: Abstraction has 392 states and 561 transitions. [2022-11-25 23:22:26,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 561 transitions. [2022-11-25 23:22:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 23:22:26,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:26,789 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:26,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 23:22:26,789 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:26,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:26,790 INFO L85 PathProgramCache]: Analyzing trace with hash -841421341, now seen corresponding path program 1 times [2022-11-25 23:22:26,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:26,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525742108] [2022-11-25 23:22:26,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:26,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:26,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:26,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525742108] [2022-11-25 23:22:26,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525742108] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:26,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:26,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:22:26,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117227105] [2022-11-25 23:22:26,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:26,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:26,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:26,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:26,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:26,999 INFO L87 Difference]: Start difference. First operand 392 states and 561 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:27,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:27,168 INFO L93 Difference]: Finished difference Result 394 states and 562 transitions. [2022-11-25 23:22:27,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:27,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-25 23:22:27,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:27,173 INFO L225 Difference]: With dead ends: 394 [2022-11-25 23:22:27,173 INFO L226 Difference]: Without dead ends: 379 [2022-11-25 23:22:27,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:27,176 INFO L413 NwaCegarLoop]: 259 mSDtfsCounter, 294 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:27,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 259 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:22:27,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2022-11-25 23:22:27,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2022-11-25 23:22:27,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 277 states have (on average 1.5090252707581226) internal successors, (418), 282 states have internal predecessors, (418), 64 states have call successors, (64), 39 states have call predecessors, (64), 37 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2022-11-25 23:22:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 542 transitions. [2022-11-25 23:22:27,216 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 542 transitions. Word has length 19 [2022-11-25 23:22:27,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:27,216 INFO L495 AbstractCegarLoop]: Abstraction has 379 states and 542 transitions. [2022-11-25 23:22:27,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 542 transitions. [2022-11-25 23:22:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-25 23:22:27,219 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:27,220 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:27,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 23:22:27,220 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:27,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:27,221 INFO L85 PathProgramCache]: Analyzing trace with hash 633271524, now seen corresponding path program 1 times [2022-11-25 23:22:27,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:27,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919245440] [2022-11-25 23:22:27,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 23:22:27,589 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:27,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919245440] [2022-11-25 23:22:27,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919245440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:27,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:27,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:27,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029208489] [2022-11-25 23:22:27,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:27,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:27,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:27,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:27,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:27,592 INFO L87 Difference]: Start difference. First operand 379 states and 542 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 23:22:27,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:27,791 INFO L93 Difference]: Finished difference Result 756 states and 1082 transitions. [2022-11-25 23:22:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:27,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 39 [2022-11-25 23:22:27,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:27,796 INFO L225 Difference]: With dead ends: 756 [2022-11-25 23:22:27,796 INFO L226 Difference]: Without dead ends: 378 [2022-11-25 23:22:27,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:27,799 INFO L413 NwaCegarLoop]: 335 mSDtfsCounter, 285 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:27,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 425 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:22:27,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2022-11-25 23:22:27,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378. [2022-11-25 23:22:27,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 277 states have (on average 1.5018050541516246) internal successors, (416), 281 states have internal predecessors, (416), 63 states have call successors, (63), 39 states have call predecessors, (63), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-11-25 23:22:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 537 transitions. [2022-11-25 23:22:27,833 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 537 transitions. Word has length 39 [2022-11-25 23:22:27,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:27,835 INFO L495 AbstractCegarLoop]: Abstraction has 378 states and 537 transitions. [2022-11-25 23:22:27,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 23:22:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 537 transitions. [2022-11-25 23:22:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-25 23:22:27,840 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:27,840 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 23:22:27,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 23:22:27,841 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:27,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:27,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1509053015, now seen corresponding path program 1 times [2022-11-25 23:22:27,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:27,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90287876] [2022-11-25 23:22:27,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:27,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 23:22:28,103 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:28,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90287876] [2022-11-25 23:22:28,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90287876] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:28,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:28,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:28,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652469311] [2022-11-25 23:22:28,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:28,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:28,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:28,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:28,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:28,107 INFO L87 Difference]: Start difference. First operand 378 states and 537 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-25 23:22:28,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:28,313 INFO L93 Difference]: Finished difference Result 380 states and 538 transitions. [2022-11-25 23:22:28,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:28,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 46 [2022-11-25 23:22:28,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:28,316 INFO L225 Difference]: With dead ends: 380 [2022-11-25 23:22:28,316 INFO L226 Difference]: Without dead ends: 377 [2022-11-25 23:22:28,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:28,318 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 3 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:28,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 498 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:22:28,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2022-11-25 23:22:28,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2022-11-25 23:22:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 277 states have (on average 1.4981949458483754) internal successors, (415), 280 states have internal predecessors, (415), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-11-25 23:22:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 535 transitions. [2022-11-25 23:22:28,359 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 535 transitions. Word has length 46 [2022-11-25 23:22:28,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:28,361 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 535 transitions. [2022-11-25 23:22:28,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-25 23:22:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 535 transitions. [2022-11-25 23:22:28,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-25 23:22:28,363 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:28,363 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:28,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 23:22:28,364 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:28,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:28,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1278469214, now seen corresponding path program 1 times [2022-11-25 23:22:28,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:28,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486145670] [2022-11-25 23:22:28,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:28,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-25 23:22:28,801 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:28,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486145670] [2022-11-25 23:22:28,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486145670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:28,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:28,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:22:28,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397409996] [2022-11-25 23:22:28,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:28,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:22:28,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:28,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:22:28,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:22:28,804 INFO L87 Difference]: Start difference. First operand 377 states and 535 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:22:29,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:29,025 INFO L93 Difference]: Finished difference Result 771 states and 1087 transitions. [2022-11-25 23:22:29,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:22:29,026 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 47 [2022-11-25 23:22:29,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:29,028 INFO L225 Difference]: With dead ends: 771 [2022-11-25 23:22:29,029 INFO L226 Difference]: Without dead ends: 393 [2022-11-25 23:22:29,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:22:29,032 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 20 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 765 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:29,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 765 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:22:29,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2022-11-25 23:22:29,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 379. [2022-11-25 23:22:29,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 279 states have (on average 1.4910394265232976) internal successors, (416), 282 states have internal predecessors, (416), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-11-25 23:22:29,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 536 transitions. [2022-11-25 23:22:29,072 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 536 transitions. Word has length 47 [2022-11-25 23:22:29,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:29,072 INFO L495 AbstractCegarLoop]: Abstraction has 379 states and 536 transitions. [2022-11-25 23:22:29,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:22:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 536 transitions. [2022-11-25 23:22:29,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-25 23:22:29,074 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:29,074 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:29,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 23:22:29,075 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:29,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:29,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1558777925, now seen corresponding path program 1 times [2022-11-25 23:22:29,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:29,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639001967] [2022-11-25 23:22:29,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:29,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:22:29,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 23:22:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:22:29,491 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-25 23:22:29,492 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 23:22:29,493 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:22:29,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 23:22:29,499 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:29,503 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:22:29,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:22:29 BoogieIcfgContainer [2022-11-25 23:22:29,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:22:29,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:22:29,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:22:29,648 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:22:29,649 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:22:23" (3/4) ... [2022-11-25 23:22:29,652 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 23:22:29,652 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:22:29,653 INFO L158 Benchmark]: Toolchain (without parser) took 12239.67ms. Allocated memory was 211.8MB in the beginning and 400.6MB in the end (delta: 188.7MB). Free memory was 172.6MB in the beginning and 285.1MB in the end (delta: -112.5MB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2022-11-25 23:22:29,653 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:22:29,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2453.84ms. Allocated memory is still 211.8MB. Free memory was 172.3MB in the beginning and 154.6MB in the end (delta: 17.7MB). Peak memory consumption was 107.9MB. Max. memory is 16.1GB. [2022-11-25 23:22:29,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 190.11ms. Allocated memory is still 211.8MB. Free memory was 154.6MB in the beginning and 143.1MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:22:29,655 INFO L158 Benchmark]: Boogie Preprocessor took 94.76ms. Allocated memory is still 211.8MB. Free memory was 143.1MB in the beginning and 134.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 23:22:29,655 INFO L158 Benchmark]: RCFGBuilder took 3265.65ms. Allocated memory was 211.8MB in the beginning and 333.4MB in the end (delta: 121.6MB). Free memory was 133.7MB in the beginning and 186.0MB in the end (delta: -52.4MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2022-11-25 23:22:29,656 INFO L158 Benchmark]: TraceAbstraction took 6219.53ms. Allocated memory was 333.4MB in the beginning and 400.6MB in the end (delta: 67.1MB). Free memory was 185.0MB in the beginning and 285.1MB in the end (delta: -100.1MB). Peak memory consumption was 136.8MB. Max. memory is 16.1GB. [2022-11-25 23:22:29,656 INFO L158 Benchmark]: Witness Printer took 4.99ms. Allocated memory is still 400.6MB. Free memory was 285.1MB in the beginning and 285.1MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:22:29,658 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2453.84ms. Allocated memory is still 211.8MB. Free memory was 172.3MB in the beginning and 154.6MB in the end (delta: 17.7MB). Peak memory consumption was 107.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 190.11ms. Allocated memory is still 211.8MB. Free memory was 154.6MB in the beginning and 143.1MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.76ms. Allocated memory is still 211.8MB. Free memory was 143.1MB in the beginning and 134.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3265.65ms. Allocated memory was 211.8MB in the beginning and 333.4MB in the end (delta: 121.6MB). Free memory was 133.7MB in the beginning and 186.0MB in the end (delta: -52.4MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6219.53ms. Allocated memory was 333.4MB in the beginning and 400.6MB in the end (delta: 67.1MB). Free memory was 185.0MB in the beginning and 285.1MB in the end (delta: -100.1MB). Peak memory consumption was 136.8MB. Max. memory is 16.1GB. * Witness Printer took 4.99ms. Allocated memory is still 400.6MB. Free memory was 285.1MB in the beginning and 285.1MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6023]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 3473. Possible FailurePath: [L3298] int ldv_state_variable_3 ; [L3299] int ldv_state_variable_1 ; [L3300] int ldv_state_variable_2 ; [L3301] int ref_cnt ; [L3302] int ldv_state_variable_0 ; [L3412] int rc_core_debug ; [L3472] static struct list_head rc_map_list = {& rc_map_list, & rc_map_list}; [L3473-L3474] static spinlock_t rc_map_lock = {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "rc_map_lock", 0, 0UL}}}}; [L3551] static struct rc_map_table empty[1U] = { {42U, 152U}}; [L3552-L3559] static struct rc_map_list empty_map = {{0, 0}, {(struct rc_map_table *)(& empty), 1U, 0U, 0U, 0, "rc-empty", {{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}}}; [L4237-L4238] static struct class ir_input_class = {"rc", 0, 0, 0, 0, 0, 0, & ir_devnode, 0, 0, 0, 0, 0, 0, 0, 0}; [L4239-L4251] static struct __anonstruct_proto_names_168 proto_names[12U] = { {0ULL, (char *)"none"}, {2ULL, (char *)"other"}, {1ULL, (char *)"unknown"}, {24ULL, (char *)"rc-5"}, {1024ULL, (char *)"nec"}, {253952ULL, (char *)"rc-6"}, {64ULL, (char *)"jvc"}, {896ULL, (char *)"sony"}, {32ULL, (char *)"rc-5-sz"}, {2048ULL, (char *)"sanyo"}, {4096ULL, (char *)"mce_kbd"}, {4ULL, (char *)"lirc"}}; [L4578-L4580] static struct device_attribute dev_attr_protocols = {{"protocols", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_protocols, & store_protocols}; [L4581] static struct attribute *rc_dev_attrs[2U] = { & dev_attr_protocols.attr, 0}; [L4582] static struct attribute_group rc_dev_attr_grp = {0, 0, (struct attribute **)(& rc_dev_attrs)}; [L4583] static struct attribute_group const *rc_dev_attr_groups[2U] = { (struct attribute_group const *)(& rc_dev_attr_grp), 0}; [L4584-L4585] static struct device_type rc_dev_type = {0, (struct attribute_group const **)(& rc_dev_attr_groups), & rc_dev_uevent, 0, & rc_dev_release, 0}; [L4884] char *ldvarg3 ; [L4885] struct device *dev_attr_protocols_group0 ; [L4886] struct kobj_uevent_env *ldvarg0 ; [L4887] char *ldvarg5 ; [L4888] struct device *ldvarg1 ; [L4889] int ldv_retval_0 ; [L4890] size_t ldvarg4 ; [L4892] struct device_attribute *dev_attr_protocols_group1 ; [L4894] struct device *rc_dev_type_group0 ; [L4895] umode_t *ldvarg2 ; [L5297] static struct list_head ir_raw_client_list = {& ir_raw_client_list, & ir_raw_client_list}; [L5298-L5301] static struct mutex ir_raw_handler_lock = {{1}, {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "ir_raw_handler_lock.wait_lock", 0, 0UL}}}}, {& ir_raw_handler_lock.wait_list, & ir_raw_handler_lock.wait_list}, 0, 0, (void *)(& ir_raw_handler_lock), {0, {0, 0}, "ir_raw_handler_lock", 0, 0UL}}; [L5302] static struct list_head ir_raw_handler_list = {& ir_raw_handler_list, & ir_raw_handler_list}; [L5303] static u64 available_protocols ; [L5304] static struct work_struct wq_load ; [L6040] static int ldv_mutex_cred_guard_mutex_of_signal_struct ; [L6143] static int ldv_mutex_ir_raw_handler_lock ; [L6245] static int ldv_mutex_lock ; [L6347] static int ldv_mutex_lock_of_rc_dev ; [L6449] static int ldv_mutex_mutex_of_device ; [L4898] int tmp ; [L4899] int tmp___0 ; [L4900] int tmp___1 ; [L4901] int tmp___2 ; [L4902] int tmp___3 ; [L4904] ldvarg0 = (struct kobj_uevent_env*) __VERIFIER_nondet_long () [L4905] ldvarg1 = (struct device*) __VERIFIER_nondet_long () [L4906] ldvarg2 = (umode_t *) __VERIFIER_nondet_long () [L4907] ldvarg3 = (char*) __VERIFIER_nondet_long () [L4908] ldvarg4 = (size_t) __VERIFIER_nondet_long () [L4909] ldvarg5 = (char*) __VERIFIER_nondet_long () [L4910] dev_attr_protocols_group0 = (struct device *)__VERIFIER_nondet_long () [L4911] dev_attr_protocols_group1 = (struct device_attribute *)__VERIFIER_nondet_long () [L4912] rc_dev_type_group0 = (struct device*) __VERIFIER_nondet_long () [L4913] CALL ldv_initialize() [L6554] ldv_mutex_cred_guard_mutex_of_signal_struct = 1 [L6555] ldv_mutex_ir_raw_handler_lock = 1 [L6556] ldv_mutex_lock = 1 [L6557] ldv_mutex_lock_of_rc_dev = 1 [L6558] ldv_mutex_mutex_of_device = 1 [L4913] RET ldv_initialize() [L4914] ldv_state_variable_1 = 0 [L4915] ref_cnt = 0 [L4916] ldv_state_variable_0 = 1 [L4917] ldv_state_variable_3 = 0 [L4918] ldv_state_variable_2 = 0 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, wq_load={201:0}] [L4962] COND TRUE ldv_state_variable_0 != 0 [L4963] tmp___1 = __VERIFIER_nondet_int() [L4965] case 0: [L4973] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4974] COND TRUE ldv_state_variable_0 == 1 [L4975] CALL, EXPR rc_core_init() [L4861] int rc ; [L4862] struct lock_class_key __key ; [L4863] int tmp ; [L4865] CALL, EXPR __class_register(& ir_input_class, & __key) [L6590] return __VERIFIER_nondet_int(); [L4865] RET, EXPR __class_register(& ir_input_class, & __key) [L4865] tmp = __class_register(& ir_input_class, & __key) [L4866] rc = tmp VAL [__key={203:0}, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc=0, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=0, wq_load={201:0}] [L4867] COND FALSE !(rc != 0) [L4872] CALL rc_map_register(& empty_map) [L3536] CALL spin_lock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3319] FCALL _raw_spin_lock(& lock->ldv_5961.rlock) [L3536] RET spin_lock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3537] CALL list_add_tail(& map->list, & rc_map_list) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3236] EXPR head->prev [L3236] FCALL __list_add(new, head->prev, head) [L3537] RET list_add_tail(& map->list, & rc_map_list) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3538] CALL spin_unlock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3326] FCALL _raw_spin_unlock(& lock->ldv_5961.rlock) [L3538] RET spin_unlock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3539] return (0); [L4872] RET rc_map_register(& empty_map) [L4873] return (0); [L4873] return (0); VAL [\result=0, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc=0, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=0, wq_load={201:0}] [L4975] RET, EXPR rc_core_init() [L4975] ldv_retval_0 = rc_core_init() [L4976] COND TRUE ldv_retval_0 == 0 [L4977] ldv_state_variable_0 = 3 [L4978] ldv_state_variable_2 = 1 [L4979] ldv_state_variable_3 = 1 [L4980] ldv_state_variable_1 = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4983] COND FALSE !(ldv_retval_0 != 0) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: [L4998] case 2: [L5016] case 3: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, wq_load={201:0}] [L5017] COND TRUE ldv_state_variable_2 != 0 [L5018] tmp___3 = __VERIFIER_nondet_int() [L5020] case 0: [L5028] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L5029] COND TRUE ldv_state_variable_2 == 1 [L5030] CALL show_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, ldvarg3) [L4254] struct rc_dev *dev ; [L4255] struct device const *__mptr ; [L4256] u64 allowed ; [L4257] u64 enabled ; [L4258] char *tmp ; [L4259] int i ; [L4260] struct _ddebug descriptor ; [L4261] long tmp___0 ; [L4262] int tmp___1 ; [L4263] int tmp___2 ; [L4265] __mptr = (struct device const *)device [L4266] dev = (struct rc_dev *)__mptr [L4267] tmp = buf VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-3}, buf={0:-3}, descriptor={204:0}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-3}, wq_load={201:0}] [L4268] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L4272] CALL ldv_mutex_lock_6(& dev->lock) [L5099] CALL ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6383] COND TRUE ldv_mutex_lock_of_rc_dev == 1 VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6387] ldv_mutex_lock_of_rc_dev = 2 [L5099] RET ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L5100] FCALL mutex_lock(ldv_func_arg1) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4272] RET ldv_mutex_lock_6(& dev->lock) [L4273] EXPR dev->driver_type VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-3}, buf={0:-3}, descriptor={204:0}, dev={0:-1227}, dev->driver_type=4294967297, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-3}, wq_load={201:0}] [L4273] COND FALSE !((unsigned int )dev->driver_type == 0U) [L4277] EXPR dev->raw VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-3}, buf={0:-3}, descriptor={204:0}, dev={0:-1227}, dev->raw={0:0}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-3}, wq_load={201:0}] [L4277] COND FALSE !((unsigned long )dev->raw != (unsigned long )((struct ir_raw_event_ctrl *)0)) [L4281] return (-19L); [L4281] return (-19L); VAL [\result=-19, __mptr={0:-1227}, available_protocols=0, buf={0:-3}, buf={0:-3}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-3}, wq_load={201:0}] [L5030] RET show_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, ldvarg3) [L5031] ldv_state_variable_2 = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: [L4998] case 2: [L5016] case 3: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L5017] COND TRUE ldv_state_variable_2 != 0 [L5018] tmp___3 = __VERIFIER_nondet_int() [L5020] case 0: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=0, wq_load={201:0}] [L5021] COND TRUE ldv_state_variable_2 == 1 [L5022-L5023] CALL store_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, (char const *)ldvarg5, ldvarg4) [L4333] struct rc_dev *dev ; [L4334] struct device const *__mptr ; [L4335] bool enable ; [L4336] bool disable ; [L4337] char const *tmp ; [L4338] u64 type ; [L4339] u64 mask ; [L4340] int rc ; [L4341] int i ; [L4342] int count ; [L4343] unsigned long flags ; [L4344] ssize_t ret ; [L4345] struct _ddebug descriptor ; [L4346] long tmp___0 ; [L4347] int tmp___1 ; [L4348] struct _ddebug descriptor___0 ; [L4349] long tmp___2 ; [L4350] char *tmp___3 ; [L4351] struct _ddebug descriptor___1 ; [L4352] long tmp___4 ; [L4353] struct _ddebug descriptor___2 ; [L4354] long tmp___5 ; [L4355] raw_spinlock_t *tmp___6 ; [L4356] struct _ddebug descriptor___3 ; [L4357] long tmp___7 ; [L4359] __mptr = (struct device const *)device [L4360] dev = (struct rc_dev *)__mptr [L4361] count = 0 VAL [\old(len)=18446744073709551614, __mptr={0:-1227}, available_protocols=0, count=0, data={210:0}, data={0:-5}, descriptor={202:0}, descriptor___0={208:0}, descriptor___1={206:0}, descriptor___2={207:0}, descriptor___3={209:0}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, len=18446744073709551614, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, type={205:0}, wq_load={201:0}] [L4362] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L4366] CALL ldv_mutex_lock_8(& dev->lock) [L5115] CALL ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6383] COND FALSE !(ldv_mutex_lock_of_rc_dev == 1) VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6385] CALL ldv_error() VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6023] reach_error() VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-3}, ldvarg4=18446744073709551614, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 233 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1706 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1706 mSDsluCounter, 3818 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1363 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 779 IncrementalHoareTripleChecker+Invalid, 789 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 2455 mSDtfsCounter, 779 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=392occurred in iteration=5, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 49 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 289 NumberOfCodeBlocks, 289 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 23/23 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 23:22:29,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:22:32,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:22:32,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:22:32,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:22:32,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:22:32,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:22:32,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:22:32,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:22:32,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:22:32,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:22:32,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:22:32,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:22:32,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:22:32,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:22:32,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:22:32,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:22:32,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:22:32,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:22:32,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:22:32,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:22:32,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:22:32,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:22:32,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:22:32,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:22:32,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:22:32,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:22:32,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:22:32,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:22:32,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:22:32,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:22:32,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:22:32,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:22:32,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:22:32,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:22:32,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:22:32,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:22:32,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:22:32,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:22:32,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:22:32,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:22:32,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:22:32,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-25 23:22:32,608 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:22:32,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:22:32,610 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:22:32,611 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:22:32,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:22:32,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:22:32,612 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:22:32,613 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:22:32,613 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:22:32,613 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:22:32,615 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:22:32,615 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:22:32,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:22:32,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:22:32,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:22:32,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:22:32,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:22:32,618 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:22:32,618 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:22:32,618 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:22:32,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:22:32,619 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:22:32,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:22:32,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:22:32,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:22:32,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:22:32,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:22:32,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:22:32,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:22:32,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:22:32,622 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:22:32,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:22:32,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:22:32,623 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:22:32,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:22:32,623 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 [2022-11-25 23:22:33,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:22:33,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:22:33,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:22:33,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:22:33,134 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:22:33,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-11-25 23:22:36,302 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:22:36,925 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:22:36,925 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-11-25 23:22:36,958 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data/dfd5f6304/0842b51d8df145d4a6cab48e57255978/FLAGa0c85982f [2022-11-25 23:22:36,977 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/data/dfd5f6304/0842b51d8df145d4a6cab48e57255978 [2022-11-25 23:22:36,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:22:36,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:22:36,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:22:36,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:22:36,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:22:36,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:36" (1/1) ... [2022-11-25 23:22:36,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363ac4ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:36, skipping insertion in model container [2022-11-25 23:22:36,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:36" (1/1) ... [2022-11-25 23:22:36,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:22:37,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:22:37,666 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:22:37,705 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:22:37,831 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:22:37,836 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:22:37,842 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:22:37,941 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:22:37,983 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:38,001 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:38,008 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:38,156 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,158 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:38,159 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:22:38,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:38,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:38,170 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:38,201 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,210 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,225 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,234 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,240 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,242 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,250 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,256 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,274 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,276 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:38,284 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,298 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,299 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:38,304 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,308 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,315 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,317 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,322 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,324 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,324 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:38,325 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:38,326 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:38,332 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:38,335 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,338 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,339 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:38,339 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:38,341 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,357 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-25 23:22:38,374 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,376 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:38,378 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:38,387 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,390 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 23:22:38,393 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,395 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 23:22:38,398 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,402 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,403 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,406 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,414 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:38,416 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:38,420 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,421 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:38,422 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:38,423 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:22:38,423 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:22:38,425 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 23:22:38,425 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-11-25 23:22:38,426 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 23:22:38,427 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:22:38,427 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,428 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 23:22:38,433 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 23:22:38,434 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:38,435 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 23:22:38,437 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 23:22:38,438 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-11-25 23:22:38,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:38,440 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,442 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,470 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:38,471 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:38,472 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:22:38,474 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,475 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:38,476 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:38,479 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-11-25 23:22:38,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:38,484 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-11-25 23:22:38,500 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-11-25 23:22:38,504 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,505 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,505 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,506 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:38,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,507 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,508 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,509 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,510 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,521 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:22:38,613 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:22:38,617 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:22:38,712 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:38,712 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:38,714 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:38,714 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:22:38,715 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 23:22:38,717 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 23:22:38,727 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:38,732 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,737 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 23:22:38,738 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 23:22:38,740 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-11-25 23:22:38,751 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:38,754 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:38,754 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:38,758 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 23:22:38,758 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:38,759 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:22:38,761 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:38,764 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,765 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:22:38,766 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:38,768 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 23:22:38,769 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:38,772 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:38,777 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,778 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,778 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,779 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,779 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,779 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,780 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,780 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:38,781 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:22:38,781 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:22:38,782 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:22:38,783 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,783 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,783 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,784 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,784 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,785 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:38,786 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,786 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,786 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,787 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,787 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,788 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,788 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,789 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,789 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,789 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,790 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,790 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:38,791 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:38,794 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-11-25 23:22:38,941 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-25 23:22:38,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:22:39,014 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 23:22:39,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:22:39,189 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:22:39,190 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:22:39,193 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:22:39,193 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:22:39,194 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:22:39,197 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:22:39,198 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:39,198 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,199 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,218 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,219 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:22:39,219 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,221 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:39,230 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,232 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,240 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,244 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,246 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,248 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,252 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,266 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,272 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,278 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:39,282 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,291 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,292 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:39,295 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,296 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,298 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,308 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,311 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,312 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,312 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,313 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:39,314 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:39,315 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,320 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,322 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,324 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:39,324 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:39,325 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,327 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-25 23:22:39,344 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,345 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:39,346 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:39,352 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,354 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 23:22:39,357 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,358 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 23:22:39,360 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,365 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,367 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,368 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:39,369 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:39,373 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,374 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:39,374 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:39,375 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:22:39,375 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:22:39,376 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 23:22:39,377 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-11-25 23:22:39,377 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 23:22:39,378 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:22:39,380 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,380 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 23:22:39,385 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 23:22:39,386 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:39,386 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 23:22:39,388 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 23:22:39,389 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-11-25 23:22:39,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,391 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,393 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,398 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,399 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:39,400 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:39,401 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:22:39,403 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,404 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:39,404 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:39,405 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-11-25 23:22:39,405 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,407 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-11-25 23:22:39,413 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-11-25 23:22:39,441 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,441 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,441 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,442 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:39,442 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,442 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,442 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,443 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,443 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,443 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,444 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,444 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,445 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:22:39,446 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:22:39,446 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:22:39,450 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:39,451 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:39,452 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:39,452 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:22:39,453 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 23:22:39,453 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 23:22:39,455 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:39,458 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,459 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 23:22:39,459 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 23:22:39,461 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-11-25 23:22:39,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,471 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,472 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:39,474 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 23:22:39,475 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:39,475 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:22:39,477 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:39,479 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,480 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:22:39,481 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:39,482 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 23:22:39,483 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,485 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:39,487 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,487 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,487 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,488 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,488 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,488 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,489 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,489 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,489 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:22:39,490 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:22:39,490 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:22:39,491 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,491 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,491 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,492 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,492 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,493 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:39,493 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,493 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,494 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,494 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,494 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,495 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,495 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,496 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,496 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,496 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,497 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,497 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,497 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,498 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-11-25 23:22:39,511 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-25 23:22:39,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:22:39,525 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:22:39,658 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:22:39,660 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:22:39,662 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:22:39,662 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:22:39,663 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:22:39,665 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:22:39,665 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:39,666 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,666 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,672 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:39,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,673 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:22:39,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,675 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:39,681 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,682 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,685 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,690 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,692 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,693 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,699 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,701 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,707 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,708 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:39,711 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,715 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,716 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-11-25 23:22:39,718 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,721 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,723 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,724 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,725 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,725 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,726 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,726 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:39,727 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:39,728 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 23:22:39,730 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,731 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,731 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 23:22:39,732 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 23:22:39,733 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,740 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-11-25 23:22:39,747 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,748 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:39,749 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 23:22:39,756 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,794 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 23:22:39,797 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,798 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-11-25 23:22:39,801 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,807 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,808 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,810 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,813 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:39,814 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-11-25 23:22:39,817 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,825 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:39,825 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:39,826 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:22:39,826 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:22:39,832 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 23:22:39,833 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-11-25 23:22:39,834 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 23:22:39,834 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:22:39,835 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,835 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 23:22:39,847 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 23:22:39,847 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:22:39,848 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 23:22:39,851 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 23:22:39,852 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-11-25 23:22:39,853 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,853 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:39,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,863 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,864 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:39,865 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:39,879 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 23:22:39,881 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,882 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 23:22:39,883 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 23:22:39,883 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-11-25 23:22:39,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:22:39,887 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-11-25 23:22:39,890 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-11-25 23:22:39,896 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,896 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,897 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,897 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:39,910 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,911 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,938 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,938 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,939 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,939 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:39,939 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,940 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:39,941 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:22:39,943 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:22:39,943 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:22:39,949 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:39,949 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:39,950 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:22:39,950 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:22:39,951 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 23:22:39,956 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 23:22:39,959 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-11-25 23:22:39,963 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,964 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 23:22:39,964 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 23:22:39,967 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-11-25 23:22:39,977 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 23:22:39,988 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 23:22:39,989 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:40,000 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 23:22:40,014 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:22:40,015 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-11-25 23:22:40,016 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-11-25 23:22:40,019 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:40,020 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-11-25 23:22:40,023 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:40,028 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 23:22:40,028 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:22:40,030 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:22:40,032 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,050 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,051 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,051 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,051 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,052 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,052 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,052 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 23:22:40,053 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:22:40,053 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:22:40,054 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-11-25 23:22:40,054 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,054 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,055 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,055 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,055 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,056 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:22:40,056 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,057 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,057 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,057 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,057 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,058 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,058 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,058 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,059 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,059 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,108 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,108 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:22:40,108 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:22:40,109 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_91308fa4-80c3-4d70-9b07-e7abdf13355d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-11-25 23:22:40,120 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-25 23:22:40,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:22:40,212 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:22:40,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40 WrapperNode [2022-11-25 23:22:40,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:22:40,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:22:40,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:22:40,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:22:40,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,426 INFO L138 Inliner]: procedures = 274, calls = 1866, calls flagged for inlining = 99, calls inlined = 32, statements flattened = 1547 [2022-11-25 23:22:40,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:22:40,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:22:40,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:22:40,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:22:40,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,623 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:22:40,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:22:40,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:22:40,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:22:40,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (1/1) ... [2022-11-25 23:22:40,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:22:40,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:22:40,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:22:40,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:22:40,775 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2022-11-25 23:22:40,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2022-11-25 23:22:40,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-25 23:22:40,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-25 23:22:40,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 23:22:40,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 23:22:40,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-25 23:22:40,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 23:22:40,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-11-25 23:22:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-11-25 23:22:40,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:22:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:22:40,778 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2022-11-25 23:22:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2022-11-25 23:22:40,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 23:22:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 23:22:40,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 23:22:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 23:22:40,779 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 23:22:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 23:22:40,779 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 23:22:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 23:22:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:22:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:22:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 23:22:40,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 23:22:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-25 23:22:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-25 23:22:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-25 23:22:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:22:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 23:22:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-11-25 23:22:40,784 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-11-25 23:22:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:22:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-25 23:22:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 23:22:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 23:22:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-25 23:22:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 23:22:40,785 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 23:22:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 23:22:40,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 23:22:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-11-25 23:22:40,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-11-25 23:22:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 23:22:40,786 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 23:22:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2022-11-25 23:22:40,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2022-11-25 23:22:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2022-11-25 23:22:40,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2022-11-25 23:22:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 23:22:40,787 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 23:22:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-25 23:22:40,787 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-25 23:22:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-11-25 23:22:40,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-11-25 23:22:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-25 23:22:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-25 23:22:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-25 23:22:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-25 23:22:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-25 23:22:40,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-25 23:22:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 23:22:40,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 23:22:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:22:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:22:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:22:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-25 23:22:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-25 23:22:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-25 23:22:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2022-11-25 23:22:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2022-11-25 23:22:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 23:22:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 23:22:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-25 23:22:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-25 23:22:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-25 23:22:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:22:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:22:41,346 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:22:41,350 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:22:50,927 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:22:50,937 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:22:50,938 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:22:50,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:22:50 BoogieIcfgContainer [2022-11-25 23:22:50,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:22:50,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:22:50,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:22:50,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:22:50,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:22:36" (1/3) ... [2022-11-25 23:22:50,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262754bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:22:50, skipping insertion in model container [2022-11-25 23:22:50,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:40" (2/3) ... [2022-11-25 23:22:50,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@262754bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:22:50, skipping insertion in model container [2022-11-25 23:22:50,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:22:50" (3/3) ... [2022-11-25 23:22:50,952 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-11-25 23:22:50,974 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:22:50,975 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:22:51,059 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:22:51,069 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;@579bd676, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:22:51,069 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:22:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-11-25 23:22:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-25 23:22:51,091 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:51,092 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:51,093 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:51,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:51,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1403411196, now seen corresponding path program 1 times [2022-11-25 23:22:51,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:22:51,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1774369744] [2022-11-25 23:22:51,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:51,129 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:51,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:22:51,138 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:22:51,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 23:22:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:52,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:22:52,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:22:52,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:52,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:22:52,509 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:22:52,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1774369744] [2022-11-25 23:22:52,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1774369744] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:52,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:52,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:52,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072388622] [2022-11-25 23:22:52,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:52,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:52,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:22:52,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:52,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:52,554 INFO L87 Difference]: Start difference. First operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:52,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:52,931 INFO L93 Difference]: Finished difference Result 736 states and 1044 transitions. [2022-11-25 23:22:52,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:52,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-11-25 23:22:52,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:52,954 INFO L225 Difference]: With dead ends: 736 [2022-11-25 23:22:52,958 INFO L226 Difference]: Without dead ends: 414 [2022-11-25 23:22:52,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:52,972 INFO L413 NwaCegarLoop]: 461 mSDtfsCounter, 142 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:52,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 879 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:22:52,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-11-25 23:22:53,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 399. [2022-11-25 23:22:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 316 states have internal predecessors, (436), 62 states have call successors, (62), 31 states have call predecessors, (62), 30 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-25 23:22:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 551 transitions. [2022-11-25 23:22:53,084 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 551 transitions. Word has length 17 [2022-11-25 23:22:53,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:53,085 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 551 transitions. [2022-11-25 23:22:53,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 551 transitions. [2022-11-25 23:22:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 23:22:53,088 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:53,089 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:53,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-25 23:22:53,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:53,303 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:53,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:53,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1255176370, now seen corresponding path program 1 times [2022-11-25 23:22:53,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:22:53,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412996189] [2022-11-25 23:22:53,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:53,306 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:53,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:22:53,308 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:22:53,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-25 23:22:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:54,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:22:54,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:22:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:54,381 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:22:54,381 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:22:54,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412996189] [2022-11-25 23:22:54,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412996189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:54,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:54,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:22:54,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411303870] [2022-11-25 23:22:54,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:54,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:22:54,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:22:54,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:22:54,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:22:54,385 INFO L87 Difference]: Start difference. First operand 399 states and 551 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:54,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:54,747 INFO L93 Difference]: Finished difference Result 826 states and 1142 transitions. [2022-11-25 23:22:54,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:22:54,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-25 23:22:54,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:54,760 INFO L225 Difference]: With dead ends: 826 [2022-11-25 23:22:54,760 INFO L226 Difference]: Without dead ends: 430 [2022-11-25 23:22:54,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:22:54,767 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 41 mSDsluCounter, 852 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1275 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:54,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 1275 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:22:54,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2022-11-25 23:22:54,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 373. [2022-11-25 23:22:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 290 states have (on average 1.4379310344827587) internal successors, (417), 299 states have internal predecessors, (417), 56 states have call successors, (56), 27 states have call predecessors, (56), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 520 transitions. [2022-11-25 23:22:54,814 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 520 transitions. Word has length 19 [2022-11-25 23:22:54,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:54,814 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 520 transitions. [2022-11-25 23:22:54,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 520 transitions. [2022-11-25 23:22:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 23:22:54,816 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:54,816 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:54,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-25 23:22:55,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:55,039 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:55,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:55,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1312434672, now seen corresponding path program 1 times [2022-11-25 23:22:55,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:22:55,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697789834] [2022-11-25 23:22:55,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:55,044 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:55,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:22:55,046 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:22:55,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-25 23:22:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:56,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:22:56,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:22:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:56,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:22:56,192 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:22:56,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697789834] [2022-11-25 23:22:56,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697789834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:56,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:56,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:56,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648929291] [2022-11-25 23:22:56,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:56,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:56,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:22:56,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:56,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:56,195 INFO L87 Difference]: Start difference. First operand 373 states and 520 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:56,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:56,396 INFO L93 Difference]: Finished difference Result 375 states and 521 transitions. [2022-11-25 23:22:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:56,397 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-25 23:22:56,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:56,400 INFO L225 Difference]: With dead ends: 375 [2022-11-25 23:22:56,400 INFO L226 Difference]: Without dead ends: 372 [2022-11-25 23:22:56,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:56,401 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 408 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:56,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 423 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:22:56,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-11-25 23:22:56,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-11-25 23:22:56,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 290 states have (on average 1.4344827586206896) internal successors, (416), 298 states have internal predecessors, (416), 55 states have call successors, (55), 27 states have call predecessors, (55), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 518 transitions. [2022-11-25 23:22:56,430 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 518 transitions. Word has length 19 [2022-11-25 23:22:56,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:56,431 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 518 transitions. [2022-11-25 23:22:56,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:56,431 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 518 transitions. [2022-11-25 23:22:56,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 23:22:56,432 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:56,432 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:56,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:22:56,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:56,649 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:56,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:56,650 INFO L85 PathProgramCache]: Analyzing trace with hash 2030613114, now seen corresponding path program 1 times [2022-11-25 23:22:56,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:22:56,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [408030170] [2022-11-25 23:22:56,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:56,652 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:56,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:22:56,654 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:22:56,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-25 23:22:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:57,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:22:57,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:22:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:57,715 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:22:57,715 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:22:57,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [408030170] [2022-11-25 23:22:57,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [408030170] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:57,716 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:57,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:57,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147347947] [2022-11-25 23:22:57,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:57,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:57,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:22:57,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:57,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:57,718 INFO L87 Difference]: Start difference. First operand 372 states and 518 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:57,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:57,936 INFO L93 Difference]: Finished difference Result 379 states and 522 transitions. [2022-11-25 23:22:57,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:57,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-11-25 23:22:57,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:57,965 INFO L225 Difference]: With dead ends: 379 [2022-11-25 23:22:57,966 INFO L226 Difference]: Without dead ends: 375 [2022-11-25 23:22:57,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:57,969 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 391 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:57,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 429 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:22:57,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2022-11-25 23:22:58,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 373. [2022-11-25 23:22:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 292 states have (on average 1.4246575342465753) internal successors, (416), 298 states have internal predecessors, (416), 53 states have call successors, (53), 28 states have call predecessors, (53), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 516 transitions. [2022-11-25 23:22:58,020 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 516 transitions. Word has length 20 [2022-11-25 23:22:58,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:58,020 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 516 transitions. [2022-11-25 23:22:58,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 516 transitions. [2022-11-25 23:22:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-25 23:22:58,026 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:58,026 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:58,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-25 23:22:58,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:58,251 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:58,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:58,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1475654093, now seen corresponding path program 1 times [2022-11-25 23:22:58,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:22:58,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1106974945] [2022-11-25 23:22:58,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:58,253 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:58,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:22:58,255 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:22:58,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-25 23:22:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:59,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:22:59,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:22:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:22:59,269 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:22:59,270 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:22:59,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1106974945] [2022-11-25 23:22:59,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1106974945] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:59,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:59,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:59,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692074181] [2022-11-25 23:22:59,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:59,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:59,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:22:59,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:59,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:59,272 INFO L87 Difference]: Start difference. First operand 373 states and 516 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:59,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:59,435 INFO L93 Difference]: Finished difference Result 375 states and 517 transitions. [2022-11-25 23:22:59,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:59,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-11-25 23:22:59,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:59,438 INFO L225 Difference]: With dead ends: 375 [2022-11-25 23:22:59,439 INFO L226 Difference]: Without dead ends: 372 [2022-11-25 23:22:59,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:59,440 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 400 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:59,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 417 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:22:59,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-11-25 23:22:59,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-11-25 23:22:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 292 states have (on average 1.4212328767123288) internal successors, (415), 297 states have internal predecessors, (415), 52 states have call successors, (52), 28 states have call predecessors, (52), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:22:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 514 transitions. [2022-11-25 23:22:59,479 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 514 transitions. Word has length 21 [2022-11-25 23:22:59,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:59,479 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 514 transitions. [2022-11-25 23:22:59,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:22:59,480 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 514 transitions. [2022-11-25 23:22:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-25 23:22:59,481 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:59,481 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:59,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-25 23:22:59,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:59,704 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:22:59,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:59,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1499217053, now seen corresponding path program 1 times [2022-11-25 23:22:59,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:22:59,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1061048774] [2022-11-25 23:22:59,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:59,706 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:22:59,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:22:59,709 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:22:59,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-25 23:23:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:23:00,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:23:00,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:23:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:23:00,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:23:00,717 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:23:00,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1061048774] [2022-11-25 23:23:00,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1061048774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:23:00,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:23:00,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:23:00,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202118743] [2022-11-25 23:23:00,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:23:00,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:23:00,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:23:00,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:23:00,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:00,720 INFO L87 Difference]: Start difference. First operand 372 states and 514 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:23:00,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:23:00,998 INFO L93 Difference]: Finished difference Result 552 states and 772 transitions. [2022-11-25 23:23:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:23:00,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-11-25 23:23:00,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:23:01,006 INFO L225 Difference]: With dead ends: 552 [2022-11-25 23:23:01,007 INFO L226 Difference]: Without dead ends: 548 [2022-11-25 23:23:01,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:01,008 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 152 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:23:01,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 826 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:23:01,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2022-11-25 23:23:01,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 546. [2022-11-25 23:23:01,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 439 states have (on average 1.4464692482915718) internal successors, (635), 445 states have internal predecessors, (635), 68 states have call successors, (68), 40 states have call predecessors, (68), 38 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2022-11-25 23:23:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 766 transitions. [2022-11-25 23:23:01,088 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 766 transitions. Word has length 22 [2022-11-25 23:23:01,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:23:01,089 INFO L495 AbstractCegarLoop]: Abstraction has 546 states and 766 transitions. [2022-11-25 23:23:01,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:23:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 766 transitions. [2022-11-25 23:23:01,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-25 23:23:01,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:23:01,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:23:01,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-25 23:23:01,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:01,312 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:23:01,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:23:01,312 INFO L85 PathProgramCache]: Analyzing trace with hash -769053066, now seen corresponding path program 1 times [2022-11-25 23:23:01,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:23:01,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1726921094] [2022-11-25 23:23:01,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:23:01,314 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:01,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:23:01,316 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:23:01,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-25 23:23:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:23:02,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:23:02,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:23:02,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:23:02,297 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:23:02,297 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:23:02,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1726921094] [2022-11-25 23:23:02,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1726921094] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:23:02,297 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:23:02,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:23:02,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526386668] [2022-11-25 23:23:02,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:23:02,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:23:02,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:23:02,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:23:02,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:02,299 INFO L87 Difference]: Start difference. First operand 546 states and 766 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:23:02,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:23:02,452 INFO L93 Difference]: Finished difference Result 548 states and 767 transitions. [2022-11-25 23:23:02,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:23:02,471 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-11-25 23:23:02,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:23:02,474 INFO L225 Difference]: With dead ends: 548 [2022-11-25 23:23:02,475 INFO L226 Difference]: Without dead ends: 527 [2022-11-25 23:23:02,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:02,476 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 396 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:23:02,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 416 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:23:02,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2022-11-25 23:23:02,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 527. [2022-11-25 23:23:02,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 425 states have (on average 1.4470588235294117) internal successors, (615), 430 states have internal predecessors, (615), 64 states have call successors, (64), 39 states have call predecessors, (64), 37 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2022-11-25 23:23:02,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 739 transitions. [2022-11-25 23:23:02,530 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 739 transitions. Word has length 23 [2022-11-25 23:23:02,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:23:02,530 INFO L495 AbstractCegarLoop]: Abstraction has 527 states and 739 transitions. [2022-11-25 23:23:02,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:23:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 739 transitions. [2022-11-25 23:23:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-25 23:23:02,533 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:23:02,533 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:23:02,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-25 23:23:02,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:02,747 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:23:02,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:23:02,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1664175646, now seen corresponding path program 1 times [2022-11-25 23:23:02,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:23:02,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [116364550] [2022-11-25 23:23:02,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:23:02,749 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:02,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:23:02,750 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:23:02,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-25 23:23:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:23:03,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:23:03,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:23:03,914 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 23:23:03,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:23:03,914 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:23:03,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [116364550] [2022-11-25 23:23:03,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [116364550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:23:03,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:23:03,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:23:03,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789335646] [2022-11-25 23:23:03,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:23:03,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:23:03,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:23:03,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:23:03,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:03,917 INFO L87 Difference]: Start difference. First operand 527 states and 739 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:23:04,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:23:04,168 INFO L93 Difference]: Finished difference Result 1050 states and 1474 transitions. [2022-11-25 23:23:04,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:23:04,168 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 62 [2022-11-25 23:23:04,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:23:04,173 INFO L225 Difference]: With dead ends: 1050 [2022-11-25 23:23:04,173 INFO L226 Difference]: Without dead ends: 526 [2022-11-25 23:23:04,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:04,175 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 384 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:23:04,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 690 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:23:04,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2022-11-25 23:23:04,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2022-11-25 23:23:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 425 states have (on average 1.4423529411764706) internal successors, (613), 429 states have internal predecessors, (613), 63 states have call successors, (63), 39 states have call predecessors, (63), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-11-25 23:23:04,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 734 transitions. [2022-11-25 23:23:04,230 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 734 transitions. Word has length 62 [2022-11-25 23:23:04,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:23:04,231 INFO L495 AbstractCegarLoop]: Abstraction has 526 states and 734 transitions. [2022-11-25 23:23:04,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:23:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 734 transitions. [2022-11-25 23:23:04,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-25 23:23:04,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:23:04,235 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 23:23:04,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-25 23:23:04,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:04,447 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:23:04,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:23:04,447 INFO L85 PathProgramCache]: Analyzing trace with hash -656103517, now seen corresponding path program 1 times [2022-11-25 23:23:04,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:23:04,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1962389855] [2022-11-25 23:23:04,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:23:04,449 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:04,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:23:04,450 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:23:04,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-25 23:23:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:23:05,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:23:05,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:23:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 23:23:05,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:23:05,640 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:23:05,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1962389855] [2022-11-25 23:23:05,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1962389855] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:23:05,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:23:05,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:23:05,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574484738] [2022-11-25 23:23:05,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:23:05,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:23:05,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:23:05,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:23:05,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:05,643 INFO L87 Difference]: Start difference. First operand 526 states and 734 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:23:05,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:23:05,894 INFO L93 Difference]: Finished difference Result 528 states and 735 transitions. [2022-11-25 23:23:05,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:23:05,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 71 [2022-11-25 23:23:05,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:23:05,898 INFO L225 Difference]: With dead ends: 528 [2022-11-25 23:23:05,899 INFO L226 Difference]: Without dead ends: 525 [2022-11-25 23:23:05,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:05,900 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 1 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:23:05,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 809 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:23:05,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2022-11-25 23:23:05,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 525. [2022-11-25 23:23:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 425 states have (on average 1.44) internal successors, (612), 428 states have internal predecessors, (612), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-11-25 23:23:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 732 transitions. [2022-11-25 23:23:05,977 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 732 transitions. Word has length 71 [2022-11-25 23:23:05,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:23:05,978 INFO L495 AbstractCegarLoop]: Abstraction has 525 states and 732 transitions. [2022-11-25 23:23:05,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:23:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 732 transitions. [2022-11-25 23:23:05,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-25 23:23:05,980 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:23:05,980 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:23:06,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-25 23:23:06,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:06,208 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:23:06,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:23:06,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1176347224, now seen corresponding path program 1 times [2022-11-25 23:23:06,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:23:06,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [253833999] [2022-11-25 23:23:06,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:23:06,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:23:06,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:23:06,212 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:23:06,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-25 23:23:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:23:25,213 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 23:24:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:24:26,623 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-25 23:24:26,624 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 23:24:26,625 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:24:26,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-25 23:24:26,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:24:26,854 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:24:26,859 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:24:26,979 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Expected only CPrimitive but got *CHAR at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBitvecLiteral(CACSL2BoogieBacktranslator.java:1212) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1021) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramStateEntry(CACSL2BoogieBacktranslator.java:658) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramState(CACSL2BoogieBacktranslator.java:633) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramExecution(CACSL2BoogieBacktranslator.java:300) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:217) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:582) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 23:24:26,984 INFO L158 Benchmark]: Toolchain (without parser) took 110002.82ms. Allocated memory was 86.0MB in the beginning and 396.4MB in the end (delta: 310.4MB). Free memory was 60.1MB in the beginning and 158.3MB in the end (delta: -98.2MB). Peak memory consumption was 214.1MB. Max. memory is 16.1GB. [2022-11-25 23:24:26,985 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:24:26,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3229.41ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 59.8MB in the beginning and 62.7MB in the end (delta: -2.9MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2022-11-25 23:24:26,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.27ms. Allocated memory is still 132.1MB. Free memory was 62.7MB in the beginning and 51.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 23:24:26,986 INFO L158 Benchmark]: Boogie Preprocessor took 228.48ms. Allocated memory is still 132.1MB. Free memory was 51.6MB in the beginning and 69.9MB in the end (delta: -18.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2022-11-25 23:24:26,987 INFO L158 Benchmark]: RCFGBuilder took 10276.99ms. Allocated memory was 132.1MB in the beginning and 247.5MB in the end (delta: 115.3MB). Free memory was 69.9MB in the beginning and 87.9MB in the end (delta: -18.1MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. [2022-11-25 23:24:26,987 INFO L158 Benchmark]: TraceAbstraction took 96041.35ms. Allocated memory was 247.5MB in the beginning and 396.4MB in the end (delta: 148.9MB). Free memory was 87.9MB in the beginning and 158.3MB in the end (delta: -70.4MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. [2022-11-25 23:24:26,990 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3229.41ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 59.8MB in the beginning and 62.7MB in the end (delta: -2.9MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.27ms. Allocated memory is still 132.1MB. Free memory was 62.7MB in the beginning and 51.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 228.48ms. Allocated memory is still 132.1MB. Free memory was 51.6MB in the beginning and 69.9MB in the end (delta: -18.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * RCFGBuilder took 10276.99ms. Allocated memory was 132.1MB in the beginning and 247.5MB in the end (delta: 115.3MB). Free memory was 69.9MB in the beginning and 87.9MB in the end (delta: -18.1MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. * TraceAbstraction took 96041.35ms. Allocated memory was 247.5MB in the beginning and 396.4MB in the end (delta: 148.9MB). Free memory was 87.9MB in the beginning and 158.3MB in the end (delta: -70.4MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: AssertionError: Expected only CPrimitive but got *CHAR de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Expected only CPrimitive but got *CHAR: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:360) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-25 23:24:27,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91308fa4-80c3-4d70-9b07-e7abdf13355d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Expected only CPrimitive but got *CHAR