./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/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_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/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_6c0a27de-e629-4760-9c7a-43b7f080b02f/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 b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 --- 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 23:51:34,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:51:34,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:51:34,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:51:34,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:51:34,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:51:34,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:51:34,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:51:34,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:51:34,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:51:34,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:51:34,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:51:34,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:51:34,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:51:34,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:51:34,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:51:34,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:51:34,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:51:34,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:51:34,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:51:34,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:51:34,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:51:34,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:51:34,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:51:34,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:51:34,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:51:34,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:51:34,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:51:34,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:51:34,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:51:34,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:51:34,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:51:34,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:51:34,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:51:34,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:51:34,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:51:34,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:51:34,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:51:34,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:51:34,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:51:34,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:51:34,625 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:51:34,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:51:34,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:51:34,666 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:51:34,666 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:51:34,667 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:51:34,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:51:34,668 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:51:34,668 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:51:34,668 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:51:34,668 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:51:34,669 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:51:34,670 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:51:34,670 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:51:34,670 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:51:34,671 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:51:34,671 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:51:34,671 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:51:34,671 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:51:34,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:51:34,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:51:34,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:51:34,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:51:34,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:51:34,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:51:34,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:51:34,674 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:51:34,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:51:34,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:51:34,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:51:34,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:51:34,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:51:34,676 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:51:34,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:51:34,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:51:34,677 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:51:34,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:51:34,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:51:34,678 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:51:34,682 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_6c0a27de-e629-4760-9c7a-43b7f080b02f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 [2022-11-25 23:51:34,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:51:34,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:51:34,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:51:34,971 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:51:34,972 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:51:34,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-11-25 23:51:38,003 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:51:38,602 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:51:38,603 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-11-25 23:51:38,638 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/data/f1952fd25/4b6eabd5956a452292ea43be8a283aa8/FLAGb5ceb597d [2022-11-25 23:51:39,153 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/data/f1952fd25/4b6eabd5956a452292ea43be8a283aa8 [2022-11-25 23:51:39,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:51:39,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:51:39,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:51:39,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:51:39,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:51:39,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:51:39" (1/1) ... [2022-11-25 23:51:39,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7606c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:39, skipping insertion in model container [2022-11-25 23:51:39,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:51:39" (1/1) ... [2022-11-25 23:51:39,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:51:39,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:51:39,732 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:51:39,746 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 23:51:39,783 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:51:39,983 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:51:39,990 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:51:40,022 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:51:40,057 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:51:40,069 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:51:40,204 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-11-25 23:51:40,225 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:51:40,226 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:51:40,230 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:51:40,231 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:51:40,242 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 23:51:40,245 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 23:51:40,247 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 23:51:40,248 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:51:40,248 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 23:51:40,259 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 23:51:40,279 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-25 23:51:40,282 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:51:40,293 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:51:40,305 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:51:40,307 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-25 23:51:40,310 WARN L623 FunctionHandler]: Unknown extern function serio_open [2022-11-25 23:51:40,312 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:51:40,316 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:51:40,317 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-11-25 23:51:40,333 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:51:40,338 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-25 23:51:40,340 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:51:40,348 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-11-25 23:51:40,377 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:51:40,388 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 23:51:40,391 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,392 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,393 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,395 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,396 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,397 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:51:40,400 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,401 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-25 23:51:40,401 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,402 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-25 23:51:40,402 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,403 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_killable [2022-11-25 23:51:40,404 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,405 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 23:51:40,407 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 23:51:40,407 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 23:51:40,408 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,408 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,410 WARN L623 FunctionHandler]: Unknown extern function __serio_register_driver [2022-11-25 23:51:40,411 WARN L623 FunctionHandler]: Unknown extern function serio_unregister_driver [2022-11-25 23:51:40,414 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_6c0a27de-e629-4760-9c7a-43b7f080b02f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2022-11-25 23:51:40,623 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:51:40,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:51:40,683 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:51:40,791 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 23:51:40,792 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 23:51:40,794 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 23:51:40,799 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 23:51:40,799 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 23:51:40,800 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:51:40,803 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:51:40,805 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:51:40,821 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-11-25 23:51:40,827 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 23:51:40,828 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:51:40,830 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 23:51:40,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:51:40,836 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 23:51:40,841 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 23:51:40,843 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 23:51:40,845 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 23:51:40,845 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 23:51:40,848 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 23:51:40,856 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-25 23:51:40,858 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:51:40,869 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:51:40,872 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:51:40,872 WARN L623 FunctionHandler]: Unknown extern function get_device [2022-11-25 23:51:40,873 WARN L623 FunctionHandler]: Unknown extern function serio_open [2022-11-25 23:51:40,874 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:51:40,875 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:51:40,876 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-11-25 23:51:40,881 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:51:40,893 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-11-25 23:51:40,894 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:51:40,895 WARN L623 FunctionHandler]: Unknown extern function serio_close [2022-11-25 23:51:40,899 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:51:40,909 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 23:51:40,915 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,916 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,916 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,916 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,917 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,917 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 23:51:40,919 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,919 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-25 23:51:40,920 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,920 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-25 23:51:40,921 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,921 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_killable [2022-11-25 23:51:40,921 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,922 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 23:51:40,922 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-25 23:51:40,923 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-25 23:51:40,923 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 23:51:40,924 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 23:51:40,924 WARN L623 FunctionHandler]: Unknown extern function __serio_register_driver [2022-11-25 23:51:40,925 WARN L623 FunctionHandler]: Unknown extern function serio_unregister_driver [2022-11-25 23:51:40,925 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_6c0a27de-e629-4760-9c7a-43b7f080b02f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2022-11-25 23:51:40,956 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:51:40,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:51:41,013 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:51:41,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41 WrapperNode [2022-11-25 23:51:41,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:51:41,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:51:41,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:51:41,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:51:41,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,190 INFO L138 Inliner]: procedures = 188, calls = 548, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 1597 [2022-11-25 23:51:41,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:51:41,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:51:41,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:51:41,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:51:41,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,315 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:51:41,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:51:41,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:51:41,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:51:41,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (1/1) ... [2022-11-25 23:51:41,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:51:41,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:51:41,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:51:41,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:51:41,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2022-11-25 23:51:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2022-11-25 23:51:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-25 23:51:41,423 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-25 23:51:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 23:51:41,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 23:51:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:51:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 23:51:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 23:51:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:51:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:51:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 23:51:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 23:51:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-11-25 23:51:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-11-25 23:51:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-25 23:51:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-25 23:51:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-25 23:51:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-25 23:51:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:51:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 23:51:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 23:51:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 23:51:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 23:51:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-25 23:51:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-25 23:51:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 23:51:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 23:51:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2022-11-25 23:51:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2022-11-25 23:51:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2022-11-25 23:51:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2022-11-25 23:51:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 23:51:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 23:51:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 23:51:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 23:51:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:51:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2022-11-25 23:51:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2022-11-25 23:51:41,435 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 23:51:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 23:51:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 23:51:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 23:51:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:51:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 23:51:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 23:51:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:51:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2022-11-25 23:51:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2022-11-25 23:51:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:51:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 23:51:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 23:51:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:51:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:51:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2022-11-25 23:51:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2022-11-25 23:51:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:51:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 23:51:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 23:51:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-25 23:51:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2022-11-25 23:51:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2022-11-25 23:51:41,439 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-25 23:51:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-25 23:51:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-25 23:51:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-25 23:51:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:51:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:51:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-11-25 23:51:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-11-25 23:51:41,440 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2022-11-25 23:51:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2022-11-25 23:51:41,441 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 23:51:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 23:51:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-11-25 23:51:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-11-25 23:51:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-25 23:51:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-25 23:51:41,443 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 23:51:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 23:51:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2022-11-25 23:51:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2022-11-25 23:51:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2022-11-25 23:51:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2022-11-25 23:51:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:51:41,444 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2022-11-25 23:51:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2022-11-25 23:51:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2022-11-25 23:51:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2022-11-25 23:51:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:51:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:51:41,959 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:51:41,961 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:51:42,087 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 23:51:43,408 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:51:43,746 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:51:43,747 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 23:51:43,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:51:43 BoogieIcfgContainer [2022-11-25 23:51:43,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:51:43,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:51:43,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:51:43,755 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:51:43,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:51:39" (1/3) ... [2022-11-25 23:51:43,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c85ba3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:51:43, skipping insertion in model container [2022-11-25 23:51:43,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:51:41" (2/3) ... [2022-11-25 23:51:43,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c85ba3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:51:43, skipping insertion in model container [2022-11-25 23:51:43,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:51:43" (3/3) ... [2022-11-25 23:51:43,758 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-11-25 23:51:43,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:51:43,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:51:43,864 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:51:43,872 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;@5c3e3590, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:51:43,872 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:51:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 243 states have (on average 1.3662551440329218) internal successors, (332), 262 states have internal predecessors, (332), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2022-11-25 23:51:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-25 23:51:43,898 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:43,899 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:43,899 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:43,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:43,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1948492520, now seen corresponding path program 1 times [2022-11-25 23:51:43,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:43,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295563735] [2022-11-25 23:51:43,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:43,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:44,650 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:44,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295563735] [2022-11-25 23:51:44,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295563735] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:44,651 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:44,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:44,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766230853] [2022-11-25 23:51:44,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:44,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:44,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:44,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:44,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:44,714 INFO L87 Difference]: Start difference. First operand has 396 states, 243 states have (on average 1.3662551440329218) internal successors, (332), 262 states have internal predecessors, (332), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-11-25 23:51:45,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:45,264 INFO L93 Difference]: Finished difference Result 1106 states and 1576 transitions. [2022-11-25 23:51:45,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:45,267 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), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 123 [2022-11-25 23:51:45,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:45,282 INFO L225 Difference]: With dead ends: 1106 [2022-11-25 23:51:45,283 INFO L226 Difference]: Without dead ends: 730 [2022-11-25 23:51:45,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:45,292 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 474 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:45,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 1017 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 23:51:45,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2022-11-25 23:51:45,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 724. [2022-11-25 23:51:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 455 states have (on average 1.3450549450549452) internal successors, (612), 474 states have internal predecessors, (612), 195 states have call successors, (195), 74 states have call predecessors, (195), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2022-11-25 23:51:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 994 transitions. [2022-11-25 23:51:45,401 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 994 transitions. Word has length 123 [2022-11-25 23:51:45,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:45,403 INFO L495 AbstractCegarLoop]: Abstraction has 724 states and 994 transitions. [2022-11-25 23:51:45,403 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), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-11-25 23:51:45,403 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 994 transitions. [2022-11-25 23:51:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-25 23:51:45,408 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:45,408 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:45,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:51:45,409 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:45,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:45,409 INFO L85 PathProgramCache]: Analyzing trace with hash 425631367, now seen corresponding path program 1 times [2022-11-25 23:51:45,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:45,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180256840] [2022-11-25 23:51:45,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:45,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:45,764 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:45,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180256840] [2022-11-25 23:51:45,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180256840] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:45,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:45,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:45,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844733834] [2022-11-25 23:51:45,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:45,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:45,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:45,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:45,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:45,769 INFO L87 Difference]: Start difference. First operand 724 states and 994 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:46,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:46,032 INFO L93 Difference]: Finished difference Result 726 states and 995 transitions. [2022-11-25 23:51:46,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:46,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 127 [2022-11-25 23:51:46,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:46,066 INFO L225 Difference]: With dead ends: 726 [2022-11-25 23:51:46,066 INFO L226 Difference]: Without dead ends: 723 [2022-11-25 23:51:46,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:46,068 INFO L413 NwaCegarLoop]: 456 mSDtfsCounter, 492 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:46,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [492 Valid, 456 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:51:46,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2022-11-25 23:51:46,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 723. [2022-11-25 23:51:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 455 states have (on average 1.3428571428571427) internal successors, (611), 473 states have internal predecessors, (611), 194 states have call successors, (194), 74 states have call predecessors, (194), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2022-11-25 23:51:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 992 transitions. [2022-11-25 23:51:46,156 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 992 transitions. Word has length 127 [2022-11-25 23:51:46,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:46,159 INFO L495 AbstractCegarLoop]: Abstraction has 723 states and 992 transitions. [2022-11-25 23:51:46,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 992 transitions. [2022-11-25 23:51:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-25 23:51:46,173 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:46,174 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:46,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:51:46,175 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:46,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:46,180 INFO L85 PathProgramCache]: Analyzing trace with hash 73261685, now seen corresponding path program 1 times [2022-11-25 23:51:46,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:46,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267410735] [2022-11-25 23:51:46,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:46,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:46,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:46,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267410735] [2022-11-25 23:51:46,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267410735] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:46,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:46,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:46,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779795992] [2022-11-25 23:51:46,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:46,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:46,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:46,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:46,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:46,445 INFO L87 Difference]: Start difference. First operand 723 states and 992 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 23:51:46,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:46,865 INFO L93 Difference]: Finished difference Result 1751 states and 2362 transitions. [2022-11-25 23:51:46,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:46,865 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 131 [2022-11-25 23:51:46,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:46,876 INFO L225 Difference]: With dead ends: 1751 [2022-11-25 23:51:46,876 INFO L226 Difference]: Without dead ends: 1060 [2022-11-25 23:51:46,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:46,887 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 304 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 838 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:46,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 838 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:51:46,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-11-25 23:51:47,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1042. [2022-11-25 23:51:47,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 653 states have (on average 1.329249617151608) internal successors, (868), 683 states have internal predecessors, (868), 263 states have call successors, (263), 128 states have call predecessors, (263), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2022-11-25 23:51:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1395 transitions. [2022-11-25 23:51:47,017 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1395 transitions. Word has length 131 [2022-11-25 23:51:47,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:47,018 INFO L495 AbstractCegarLoop]: Abstraction has 1042 states and 1395 transitions. [2022-11-25 23:51:47,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 23:51:47,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1395 transitions. [2022-11-25 23:51:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-25 23:51:47,023 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:47,023 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:47,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 23:51:47,024 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:47,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:47,024 INFO L85 PathProgramCache]: Analyzing trace with hash 309554888, now seen corresponding path program 1 times [2022-11-25 23:51:47,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:47,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770002644] [2022-11-25 23:51:47,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:47,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:47,305 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:47,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770002644] [2022-11-25 23:51:47,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770002644] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:47,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:47,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:47,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15645527] [2022-11-25 23:51:47,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:47,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:47,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:47,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:47,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:47,309 INFO L87 Difference]: Start difference. First operand 1042 states and 1395 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:47,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:47,546 INFO L93 Difference]: Finished difference Result 1044 states and 1396 transitions. [2022-11-25 23:51:47,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:47,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 128 [2022-11-25 23:51:47,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:47,554 INFO L225 Difference]: With dead ends: 1044 [2022-11-25 23:51:47,554 INFO L226 Difference]: Without dead ends: 1041 [2022-11-25 23:51:47,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:47,562 INFO L413 NwaCegarLoop]: 454 mSDtfsCounter, 489 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:47,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 454 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:51:47,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2022-11-25 23:51:47,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1041. [2022-11-25 23:51:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 653 states have (on average 1.327718223583461) internal successors, (867), 682 states have internal predecessors, (867), 262 states have call successors, (262), 128 states have call predecessors, (262), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2022-11-25 23:51:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1393 transitions. [2022-11-25 23:51:47,642 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1393 transitions. Word has length 128 [2022-11-25 23:51:47,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:47,643 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1393 transitions. [2022-11-25 23:51:47,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1393 transitions. [2022-11-25 23:51:47,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-25 23:51:47,645 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:47,645 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:47,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 23:51:47,646 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:47,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:47,646 INFO L85 PathProgramCache]: Analyzing trace with hash 865167237, now seen corresponding path program 1 times [2022-11-25 23:51:47,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:47,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912547597] [2022-11-25 23:51:47,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:47,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:47,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:47,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912547597] [2022-11-25 23:51:47,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912547597] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:47,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:47,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:47,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542192615] [2022-11-25 23:51:47,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:47,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:47,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:47,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:47,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:47,875 INFO L87 Difference]: Start difference. First operand 1041 states and 1393 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 23:51:48,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:48,326 INFO L93 Difference]: Finished difference Result 1916 states and 2546 transitions. [2022-11-25 23:51:48,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:48,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 132 [2022-11-25 23:51:48,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:48,331 INFO L225 Difference]: With dead ends: 1916 [2022-11-25 23:51:48,331 INFO L226 Difference]: Without dead ends: 915 [2022-11-25 23:51:48,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:48,335 INFO L413 NwaCegarLoop]: 694 mSDtfsCounter, 400 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:48,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 1093 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 23:51:48,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2022-11-25 23:51:48,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 898. [2022-11-25 23:51:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 575 states have (on average 1.333913043478261) internal successors, (767), 596 states have internal predecessors, (767), 209 states have call successors, (209), 115 states have call predecessors, (209), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2022-11-25 23:51:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1186 transitions. [2022-11-25 23:51:48,408 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1186 transitions. Word has length 132 [2022-11-25 23:51:48,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:48,409 INFO L495 AbstractCegarLoop]: Abstraction has 898 states and 1186 transitions. [2022-11-25 23:51:48,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 23:51:48,409 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1186 transitions. [2022-11-25 23:51:48,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-25 23:51:48,411 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:48,412 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:48,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 23:51:48,413 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:48,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:48,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1006156202, now seen corresponding path program 1 times [2022-11-25 23:51:48,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:48,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000001629] [2022-11-25 23:51:48,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:48,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:48,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:48,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000001629] [2022-11-25 23:51:48,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000001629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:48,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:48,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:48,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373914124] [2022-11-25 23:51:48,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:48,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:48,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:48,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:48,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:48,622 INFO L87 Difference]: Start difference. First operand 898 states and 1186 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:48,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:48,858 INFO L93 Difference]: Finished difference Result 900 states and 1187 transitions. [2022-11-25 23:51:48,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:48,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 129 [2022-11-25 23:51:48,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:48,864 INFO L225 Difference]: With dead ends: 900 [2022-11-25 23:51:48,864 INFO L226 Difference]: Without dead ends: 897 [2022-11-25 23:51:48,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:48,865 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 486 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:48,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 452 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:51:48,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-11-25 23:51:48,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2022-11-25 23:51:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 575 states have (on average 1.3321739130434782) internal successors, (766), 595 states have internal predecessors, (766), 208 states have call successors, (208), 115 states have call predecessors, (208), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2022-11-25 23:51:48,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1184 transitions. [2022-11-25 23:51:48,962 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1184 transitions. Word has length 129 [2022-11-25 23:51:48,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:48,963 INFO L495 AbstractCegarLoop]: Abstraction has 897 states and 1184 transitions. [2022-11-25 23:51:48,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1184 transitions. [2022-11-25 23:51:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-25 23:51:48,965 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:48,965 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:48,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 23:51:48,966 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:48,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:48,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1125965323, now seen corresponding path program 1 times [2022-11-25 23:51:48,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:48,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120057762] [2022-11-25 23:51:48,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:48,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-25 23:51:49,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:49,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120057762] [2022-11-25 23:51:49,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120057762] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:49,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:49,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:49,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250919777] [2022-11-25 23:51:49,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:49,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:49,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:49,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:49,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:49,176 INFO L87 Difference]: Start difference. First operand 897 states and 1184 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:49,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:49,599 INFO L93 Difference]: Finished difference Result 1430 states and 1922 transitions. [2022-11-25 23:51:49,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:49,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2022-11-25 23:51:49,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:49,606 INFO L225 Difference]: With dead ends: 1430 [2022-11-25 23:51:49,606 INFO L226 Difference]: Without dead ends: 1419 [2022-11-25 23:51:49,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:49,608 INFO L413 NwaCegarLoop]: 531 mSDtfsCounter, 392 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:49,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 870 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:51:49,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2022-11-25 23:51:49,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1419. [2022-11-25 23:51:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 934 states have (on average 1.3447537473233404) internal successors, (1256), 964 states have internal predecessors, (1256), 311 states have call successors, (311), 182 states have call predecessors, (311), 173 states have return successors, (331), 290 states have call predecessors, (331), 306 states have call successors, (331) [2022-11-25 23:51:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 1898 transitions. [2022-11-25 23:51:49,747 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 1898 transitions. Word has length 130 [2022-11-25 23:51:49,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:49,747 INFO L495 AbstractCegarLoop]: Abstraction has 1419 states and 1898 transitions. [2022-11-25 23:51:49,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 23:51:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1898 transitions. [2022-11-25 23:51:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-25 23:51:49,750 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:49,750 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:51:49,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 23:51:49,751 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:49,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:49,751 INFO L85 PathProgramCache]: Analyzing trace with hash 341823448, now seen corresponding path program 1 times [2022-11-25 23:51:49,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:49,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402820811] [2022-11-25 23:51:49,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:49,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:50,009 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 23:51:50,009 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:50,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402820811] [2022-11-25 23:51:50,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402820811] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:50,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:50,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:51:50,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459970092] [2022-11-25 23:51:50,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:50,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:51:50,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:50,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:51:50,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:50,012 INFO L87 Difference]: Start difference. First operand 1419 states and 1898 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 23:51:50,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:50,633 INFO L93 Difference]: Finished difference Result 3318 states and 4457 transitions. [2022-11-25 23:51:50,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:51:50,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2022-11-25 23:51:50,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:50,644 INFO L225 Difference]: With dead ends: 3318 [2022-11-25 23:51:50,644 INFO L226 Difference]: Without dead ends: 1956 [2022-11-25 23:51:50,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:51:50,651 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 435 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:50,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1092 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 23:51:50,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1956 states. [2022-11-25 23:51:50,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1956 to 1935. [2022-11-25 23:51:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1302 states have (on average 1.3533026113671276) internal successors, (1762), 1337 states have internal predecessors, (1762), 400 states have call successors, (400), 244 states have call predecessors, (400), 232 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2022-11-25 23:51:50,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2592 transitions. [2022-11-25 23:51:50,906 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2592 transitions. Word has length 171 [2022-11-25 23:51:50,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:50,907 INFO L495 AbstractCegarLoop]: Abstraction has 1935 states and 2592 transitions. [2022-11-25 23:51:50,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 23:51:50,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2592 transitions. [2022-11-25 23:51:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-25 23:51:50,910 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:50,910 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:51:50,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 23:51:50,910 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:50,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:50,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1452163503, now seen corresponding path program 1 times [2022-11-25 23:51:50,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:50,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104078033] [2022-11-25 23:51:50,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:50,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:51,721 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-25 23:51:51,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:51,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104078033] [2022-11-25 23:51:51,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104078033] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:51,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:51,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:51:51,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102519626] [2022-11-25 23:51:51,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:51,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:51:51,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:51,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:51:51,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:51:51,725 INFO L87 Difference]: Start difference. First operand 1935 states and 2592 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 23:51:52,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:52,376 INFO L93 Difference]: Finished difference Result 1948 states and 2609 transitions. [2022-11-25 23:51:52,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 23:51:52,377 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 186 [2022-11-25 23:51:52,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:52,386 INFO L225 Difference]: With dead ends: 1948 [2022-11-25 23:51:52,386 INFO L226 Difference]: Without dead ends: 1945 [2022-11-25 23:51:52,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:51:52,390 INFO L413 NwaCegarLoop]: 455 mSDtfsCounter, 18 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 1305 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:52,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 1305 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-25 23:51:52,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2022-11-25 23:51:52,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1941. [2022-11-25 23:51:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1941 states, 1306 states have (on average 1.3499234303215926) internal successors, (1763), 1340 states have internal predecessors, (1763), 400 states have call successors, (400), 247 states have call predecessors, (400), 234 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2022-11-25 23:51:52,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2593 transitions. [2022-11-25 23:51:52,595 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2593 transitions. Word has length 186 [2022-11-25 23:51:52,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:52,596 INFO L495 AbstractCegarLoop]: Abstraction has 1941 states and 2593 transitions. [2022-11-25 23:51:52,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 23:51:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2593 transitions. [2022-11-25 23:51:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-25 23:51:52,601 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:52,602 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:51:52,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 23:51:52,602 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:52,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:52,607 INFO L85 PathProgramCache]: Analyzing trace with hash -624259153, now seen corresponding path program 1 times [2022-11-25 23:51:52,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:52,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131452771] [2022-11-25 23:51:52,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:52,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2022-11-25 23:51:53,357 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:53,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131452771] [2022-11-25 23:51:53,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131452771] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:53,358 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:51:53,358 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 23:51:53,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361548809] [2022-11-25 23:51:53,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:53,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:51:53,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:53,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:51:53,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:51:53,361 INFO L87 Difference]: Start difference. First operand 1941 states and 2593 transitions. Second operand has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-25 23:51:54,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:54,185 INFO L93 Difference]: Finished difference Result 3666 states and 4943 transitions. [2022-11-25 23:51:54,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:51:54,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 211 [2022-11-25 23:51:54,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:54,194 INFO L225 Difference]: With dead ends: 3666 [2022-11-25 23:51:54,194 INFO L226 Difference]: Without dead ends: 1782 [2022-11-25 23:51:54,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 23:51:54,200 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 19 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:54,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 2601 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-25 23:51:54,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-11-25 23:51:54,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-11-25 23:51:54,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1225 states have (on average 1.36) internal successors, (1666), 1253 states have internal predecessors, (1666), 355 states have call successors, (355), 210 states have call predecessors, (355), 201 states have return successors, (362), 337 states have call predecessors, (362), 350 states have call successors, (362) [2022-11-25 23:51:54,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2383 transitions. [2022-11-25 23:51:54,337 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2383 transitions. Word has length 211 [2022-11-25 23:51:54,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:54,338 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2383 transitions. [2022-11-25 23:51:54,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-25 23:51:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2383 transitions. [2022-11-25 23:51:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-11-25 23:51:54,342 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:54,342 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:51:54,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 23:51:54,343 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:54,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:54,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1808639556, now seen corresponding path program 1 times [2022-11-25 23:51:54,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:54,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275932002] [2022-11-25 23:51:54,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:54,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-11-25 23:51:55,924 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:51:55,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275932002] [2022-11-25 23:51:55,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275932002] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:51:55,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744665429] [2022-11-25 23:51:55,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:55,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:51:55,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:51:55,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:51:55,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 23:51:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:51:56,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-25 23:51:56,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:51:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2022-11-25 23:51:57,283 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:51:57,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744665429] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:51:57,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:51:57,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-11-25 23:51:57,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732409356] [2022-11-25 23:51:57,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:51:57,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:51:57,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:51:57,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:51:57,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-11-25 23:51:57,287 INFO L87 Difference]: Start difference. First operand 1782 states and 2383 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-25 23:51:59,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:51:59,203 INFO L93 Difference]: Finished difference Result 3235 states and 4584 transitions. [2022-11-25 23:51:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:51:59,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 216 [2022-11-25 23:51:59,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:51:59,219 INFO L225 Difference]: With dead ends: 3235 [2022-11-25 23:51:59,219 INFO L226 Difference]: Without dead ends: 3219 [2022-11-25 23:51:59,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-25 23:51:59,222 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 507 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-25 23:51:59,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 1365 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-25 23:51:59,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2022-11-25 23:51:59,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 2403. [2022-11-25 23:51:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2403 states, 1678 states have (on average 1.371871275327771) internal successors, (2302), 1714 states have internal predecessors, (2302), 457 states have call successors, (457), 278 states have call predecessors, (457), 267 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2022-11-25 23:51:59,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2403 states and 3223 transitions. [2022-11-25 23:51:59,465 INFO L78 Accepts]: Start accepts. Automaton has 2403 states and 3223 transitions. Word has length 216 [2022-11-25 23:51:59,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:51:59,466 INFO L495 AbstractCegarLoop]: Abstraction has 2403 states and 3223 transitions. [2022-11-25 23:51:59,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-25 23:51:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 3223 transitions. [2022-11-25 23:51:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-11-25 23:51:59,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:51:59,472 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:51:59,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 23:51:59,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:51:59,681 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:51:59,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:51:59,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1164890281, now seen corresponding path program 1 times [2022-11-25 23:51:59,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:51:59,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724370592] [2022-11-25 23:51:59,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:51:59,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:51:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-11-25 23:52:00,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:00,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724370592] [2022-11-25 23:52:00,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724370592] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:00,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:52:00,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 23:52:00,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146561293] [2022-11-25 23:52:00,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:00,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:52:00,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:00,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:52:00,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:52:00,682 INFO L87 Difference]: Start difference. First operand 2403 states and 3223 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-25 23:52:01,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:01,447 INFO L93 Difference]: Finished difference Result 2418 states and 3237 transitions. [2022-11-25 23:52:01,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:52:01,448 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 255 [2022-11-25 23:52:01,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:01,461 INFO L225 Difference]: With dead ends: 2418 [2022-11-25 23:52:01,461 INFO L226 Difference]: Without dead ends: 2415 [2022-11-25 23:52:01,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:52:01,464 INFO L413 NwaCegarLoop]: 448 mSDtfsCounter, 46 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:01,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 1693 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-25 23:52:01,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2022-11-25 23:52:01,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2413. [2022-11-25 23:52:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2413 states, 1685 states have (on average 1.370326409495549) internal successors, (2309), 1719 states have internal predecessors, (2309), 457 states have call successors, (457), 283 states have call predecessors, (457), 270 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2022-11-25 23:52:01,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2413 states and 3230 transitions. [2022-11-25 23:52:01,763 INFO L78 Accepts]: Start accepts. Automaton has 2413 states and 3230 transitions. Word has length 255 [2022-11-25 23:52:01,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:01,764 INFO L495 AbstractCegarLoop]: Abstraction has 2413 states and 3230 transitions. [2022-11-25 23:52:01,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-25 23:52:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 3230 transitions. [2022-11-25 23:52:01,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-25 23:52:01,773 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:01,774 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:52:01,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 23:52:01,774 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:52:01,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:01,775 INFO L85 PathProgramCache]: Analyzing trace with hash 2005836129, now seen corresponding path program 1 times [2022-11-25 23:52:01,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:01,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615928486] [2022-11-25 23:52:01,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:01,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2022-11-25 23:52:02,134 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:02,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615928486] [2022-11-25 23:52:02,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615928486] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:02,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:52:02,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:52:02,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677030229] [2022-11-25 23:52:02,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:02,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:52:02,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:02,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:52:02,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:52:02,138 INFO L87 Difference]: Start difference. First operand 2413 states and 3230 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-25 23:52:02,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:02,876 INFO L93 Difference]: Finished difference Result 5685 states and 7611 transitions. [2022-11-25 23:52:02,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:52:02,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 263 [2022-11-25 23:52:02,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:02,892 INFO L225 Difference]: With dead ends: 5685 [2022-11-25 23:52:02,892 INFO L226 Difference]: Without dead ends: 3329 [2022-11-25 23:52:02,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:52:02,899 INFO L413 NwaCegarLoop]: 603 mSDtfsCounter, 356 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 945 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:02,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [356 Valid, 945 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-25 23:52:02,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-11-25 23:52:03,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3306. [2022-11-25 23:52:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 2355 states have (on average 1.3613588110403396) internal successors, (3206), 2400 states have internal predecessors, (3206), 567 states have call successors, (567), 402 states have call predecessors, (567), 383 states have return successors, (574), 535 states have call predecessors, (574), 562 states have call successors, (574) [2022-11-25 23:52:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 4347 transitions. [2022-11-25 23:52:03,228 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 4347 transitions. Word has length 263 [2022-11-25 23:52:03,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:03,228 INFO L495 AbstractCegarLoop]: Abstraction has 3306 states and 4347 transitions. [2022-11-25 23:52:03,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-25 23:52:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 4347 transitions. [2022-11-25 23:52:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-25 23:52:03,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:03,235 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:52:03,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 23:52:03,235 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:52:03,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:03,236 INFO L85 PathProgramCache]: Analyzing trace with hash -2045294084, now seen corresponding path program 1 times [2022-11-25 23:52:03,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:03,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619839477] [2022-11-25 23:52:03,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:03,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:04,172 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-11-25 23:52:04,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:04,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619839477] [2022-11-25 23:52:04,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619839477] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:04,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:52:04,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 23:52:04,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958478914] [2022-11-25 23:52:04,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:04,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:52:04,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:04,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:52:04,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:52:04,176 INFO L87 Difference]: Start difference. First operand 3306 states and 4347 transitions. Second operand has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-25 23:52:05,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:05,643 INFO L93 Difference]: Finished difference Result 3929 states and 5340 transitions. [2022-11-25 23:52:05,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:52:05,643 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 261 [2022-11-25 23:52:05,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:05,662 INFO L225 Difference]: With dead ends: 3929 [2022-11-25 23:52:05,662 INFO L226 Difference]: Without dead ends: 3926 [2022-11-25 23:52:05,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:52:05,665 INFO L413 NwaCegarLoop]: 610 mSDtfsCounter, 276 mSDsluCounter, 1321 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 1931 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:05,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 1931 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-25 23:52:05,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3926 states. [2022-11-25 23:52:06,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3926 to 3319. [2022-11-25 23:52:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3319 states, 2360 states have (on average 1.3597457627118643) internal successors, (3209), 2407 states have internal predecessors, (3209), 568 states have call successors, (568), 406 states have call predecessors, (568), 390 states have return successors, (576), 537 states have call predecessors, (576), 564 states have call successors, (576) [2022-11-25 23:52:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 3319 states and 4353 transitions. [2022-11-25 23:52:06,051 INFO L78 Accepts]: Start accepts. Automaton has 3319 states and 4353 transitions. Word has length 261 [2022-11-25 23:52:06,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:06,052 INFO L495 AbstractCegarLoop]: Abstraction has 3319 states and 4353 transitions. [2022-11-25 23:52:06,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-25 23:52:06,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 4353 transitions. [2022-11-25 23:52:06,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-25 23:52:06,058 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:06,059 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:52:06,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 23:52:06,059 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:52:06,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:06,060 INFO L85 PathProgramCache]: Analyzing trace with hash -933137892, now seen corresponding path program 1 times [2022-11-25 23:52:06,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:06,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868399125] [2022-11-25 23:52:06,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:06,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-25 23:52:06,680 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:06,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868399125] [2022-11-25 23:52:06,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868399125] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:52:06,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544463406] [2022-11-25 23:52:06,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:06,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:52:06,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:52:06,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:52:06,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 23:52:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:07,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 23:52:07,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:52:07,861 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-11-25 23:52:07,862 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:52:07,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544463406] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:07,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:52:07,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-25 23:52:07,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205637307] [2022-11-25 23:52:07,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:07,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:52:07,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:07,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:52:07,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:52:07,867 INFO L87 Difference]: Start difference. First operand 3319 states and 4353 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 23:52:10,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:10,873 INFO L93 Difference]: Finished difference Result 12201 states and 16646 transitions. [2022-11-25 23:52:10,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:52:10,874 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 265 [2022-11-25 23:52:10,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:10,946 INFO L225 Difference]: With dead ends: 12201 [2022-11-25 23:52:10,947 INFO L226 Difference]: Without dead ends: 12193 [2022-11-25 23:52:10,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:52:10,954 INFO L413 NwaCegarLoop]: 860 mSDtfsCounter, 1333 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 1163 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 1163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:10,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1369 Valid, 2176 Invalid, 1228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 1163 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-25 23:52:10,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12193 states. [2022-11-25 23:52:11,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12193 to 9718. [2022-11-25 23:52:11,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9718 states, 6933 states have (on average 1.3634790134141064) internal successors, (9453), 7075 states have internal predecessors, (9453), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2022-11-25 23:52:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 9718 states and 12765 transitions. [2022-11-25 23:52:11,882 INFO L78 Accepts]: Start accepts. Automaton has 9718 states and 12765 transitions. Word has length 265 [2022-11-25 23:52:11,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:11,883 INFO L495 AbstractCegarLoop]: Abstraction has 9718 states and 12765 transitions. [2022-11-25 23:52:11,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 23:52:11,884 INFO L276 IsEmpty]: Start isEmpty. Operand 9718 states and 12765 transitions. [2022-11-25 23:52:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-11-25 23:52:11,891 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:11,892 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:52:11,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-25 23:52:12,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-25 23:52:12,102 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:52:12,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:12,103 INFO L85 PathProgramCache]: Analyzing trace with hash -831971933, now seen corresponding path program 1 times [2022-11-25 23:52:12,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:12,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790082518] [2022-11-25 23:52:12,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:12,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-11-25 23:52:13,642 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:13,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790082518] [2022-11-25 23:52:13,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790082518] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:52:13,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467891761] [2022-11-25 23:52:13,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:13,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:52:13,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:52:13,644 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:52:13,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 23:52:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:14,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 2699 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-25 23:52:14,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:52:14,658 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-25 23:52:14,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:52:14,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467891761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:14,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:52:14,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2022-11-25 23:52:14,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833732897] [2022-11-25 23:52:14,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:14,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:52:14,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:14,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:52:14,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-25 23:52:14,662 INFO L87 Difference]: Start difference. First operand 9718 states and 12765 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-25 23:52:16,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:16,955 INFO L93 Difference]: Finished difference Result 12863 states and 17084 transitions. [2022-11-25 23:52:16,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:52:16,956 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 270 [2022-11-25 23:52:16,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:17,007 INFO L225 Difference]: With dead ends: 12863 [2022-11-25 23:52:17,007 INFO L226 Difference]: Without dead ends: 12852 [2022-11-25 23:52:17,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-11-25 23:52:17,015 INFO L413 NwaCegarLoop]: 566 mSDtfsCounter, 413 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1019 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:17,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 2037 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1019 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-25 23:52:17,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12852 states. [2022-11-25 23:52:17,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12852 to 9718. [2022-11-25 23:52:17,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9718 states, 6933 states have (on average 1.3634790134141064) internal successors, (9453), 7075 states have internal predecessors, (9453), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2022-11-25 23:52:18,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 9718 states and 12765 transitions. [2022-11-25 23:52:18,020 INFO L78 Accepts]: Start accepts. Automaton has 9718 states and 12765 transitions. Word has length 270 [2022-11-25 23:52:18,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:18,021 INFO L495 AbstractCegarLoop]: Abstraction has 9718 states and 12765 transitions. [2022-11-25 23:52:18,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-25 23:52:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 9718 states and 12765 transitions. [2022-11-25 23:52:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-25 23:52:18,029 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:52:18,030 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:52:18,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:52:18,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-25 23:52:18,240 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:52:18,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:52:18,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1249207970, now seen corresponding path program 1 times [2022-11-25 23:52:18,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:52:18,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895562967] [2022-11-25 23:52:18,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:18,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:52:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2022-11-25 23:52:19,725 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:52:19,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895562967] [2022-11-25 23:52:19,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895562967] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:52:19,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628108143] [2022-11-25 23:52:19,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:52:19,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:52:19,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:52:19,731 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:52:19,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 23:52:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:52:20,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-25 23:52:20,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:52:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-25 23:52:20,728 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:52:20,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628108143] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:52:20,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:52:20,729 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2022-11-25 23:52:20,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354646311] [2022-11-25 23:52:20,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:52:20,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:52:20,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:52:20,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:52:20,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-11-25 23:52:20,731 INFO L87 Difference]: Start difference. First operand 9718 states and 12765 transitions. Second operand has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-25 23:52:22,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:52:22,990 INFO L93 Difference]: Finished difference Result 11724 states and 15861 transitions. [2022-11-25 23:52:22,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:52:22,999 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 271 [2022-11-25 23:52:23,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:52:23,001 INFO L225 Difference]: With dead ends: 11724 [2022-11-25 23:52:23,001 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 23:52:23,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-25 23:52:23,025 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 670 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:52:23,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 2092 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-25 23:52:23,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 23:52:23,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 23:52:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 23:52:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 23:52:23,028 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2022-11-25 23:52:23,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:52:23,029 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 23:52:23,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-25 23:52:23,029 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 23:52:23,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 23:52:23,032 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:52:23,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 23:52:23,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-25 23:52:23,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 23:53:08,042 INFO L899 garLoopResultBuilder]: For program point L5183(lines 5183 5186) no Hoare annotation was computed. [2022-11-25 23:53:08,043 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_serio_raw_mutexEXIT(lines 5180 5190) no Hoare annotation was computed. [2022-11-25 23:53:08,043 INFO L899 garLoopResultBuilder]: For program point L5183-1(lines 5183 5186) no Hoare annotation was computed. [2022-11-25 23:53:08,043 INFO L895 garLoopResultBuilder]: At program point L5184(line 5184) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-25 23:53:08,044 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_serio_raw_mutexENTRY(lines 5180 5190) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,044 INFO L902 garLoopResultBuilder]: At program point ldv_undef_intENTRY(lines 3331 3338) the Hoare annotation is: true [2022-11-25 23:53:08,044 INFO L899 garLoopResultBuilder]: For program point ldv_undef_intEXIT(lines 3331 3338) no Hoare annotation was computed. [2022-11-25 23:53:08,044 INFO L902 garLoopResultBuilder]: At program point serio_set_drvdataENTRY(lines 3570 3576) the Hoare annotation is: true [2022-11-25 23:53:08,044 INFO L899 garLoopResultBuilder]: For program point serio_set_drvdataEXIT(lines 3570 3576) no Hoare annotation was computed. [2022-11-25 23:53:08,045 INFO L899 garLoopResultBuilder]: For program point L3488(lines 3488 3492) no Hoare annotation was computed. [2022-11-25 23:53:08,045 INFO L899 garLoopResultBuilder]: For program point L3489-1(line 3489) no Hoare annotation was computed. [2022-11-25 23:53:08,045 INFO L895 garLoopResultBuilder]: At program point L3489(line 3489) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,046 INFO L895 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,046 INFO L899 garLoopResultBuilder]: For program point kref_subEXIT(lines 3474 3495) no Hoare annotation was computed. [2022-11-25 23:53:08,046 INFO L899 garLoopResultBuilder]: For program point L3482(lines 3482 3485) no Hoare annotation was computed. [2022-11-25 23:53:08,046 INFO L895 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,046 INFO L899 garLoopResultBuilder]: For program point L3481-1(line 3481) no Hoare annotation was computed. [2022-11-25 23:53:08,047 INFO L895 garLoopResultBuilder]: At program point L3481(line 3481) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,047 INFO L895 garLoopResultBuilder]: At program point L3482-1(lines 3482 3485) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,047 INFO L895 garLoopResultBuilder]: At program point kref_subENTRY(lines 3474 3495) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,048 INFO L899 garLoopResultBuilder]: For program point kref_subFINAL(lines 3474 3495) no Hoare annotation was computed. [2022-11-25 23:53:08,048 INFO L899 garLoopResultBuilder]: For program point INIT_LIST_HEADEXIT(lines 3186 3193) no Hoare annotation was computed. [2022-11-25 23:53:08,048 INFO L902 garLoopResultBuilder]: At program point INIT_LIST_HEADENTRY(lines 3186 3193) the Hoare annotation is: true [2022-11-25 23:53:08,048 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-25 23:53:08,048 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-25 23:53:08,049 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|))) [2022-11-25 23:53:08,049 INFO L895 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-25 23:53:08,049 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-11-25 23:53:08,050 INFO L895 garLoopResultBuilder]: At program point L3686(line 3686) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-25 23:53:08,050 INFO L895 garLoopResultBuilder]: At program point L3686-1(lines 3678 3689) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-25 23:53:08,050 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3347 3353) no Hoare annotation was computed. [2022-11-25 23:53:08,050 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3347 3353) the Hoare annotation is: true [2022-11-25 23:53:08,050 INFO L902 garLoopResultBuilder]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2022-11-25 23:53:08,051 INFO L899 garLoopResultBuilder]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2022-11-25 23:53:08,051 INFO L902 garLoopResultBuilder]: At program point misc_registerENTRY(lines 5311 5313) the Hoare annotation is: true [2022-11-25 23:53:08,051 INFO L899 garLoopResultBuilder]: For program point misc_registerEXIT(lines 5311 5313) no Hoare annotation was computed. [2022-11-25 23:53:08,051 INFO L899 garLoopResultBuilder]: For program point __wake_upEXIT(lines 5272 5274) no Hoare annotation was computed. [2022-11-25 23:53:08,051 INFO L902 garLoopResultBuilder]: At program point __wake_upENTRY(lines 5272 5274) the Hoare annotation is: true [2022-11-25 23:53:08,051 INFO L899 garLoopResultBuilder]: For program point serio_pause_rxEXIT(lines 3577 3583) no Hoare annotation was computed. [2022-11-25 23:53:08,051 INFO L902 garLoopResultBuilder]: At program point serio_pause_rxENTRY(lines 3577 3583) the Hoare annotation is: true [2022-11-25 23:53:08,052 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3278 3294) the Hoare annotation is: true [2022-11-25 23:53:08,052 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-25 23:53:08,052 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-25 23:53:08,052 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3278 3294) no Hoare annotation was computed. [2022-11-25 23:53:08,052 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 3292) no Hoare annotation was computed. [2022-11-25 23:53:08,052 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3278 3294) no Hoare annotation was computed. [2022-11-25 23:53:08,053 INFO L902 garLoopResultBuilder]: At program point mutex_lock_interruptibleENTRY(lines 5318 5320) the Hoare annotation is: true [2022-11-25 23:53:08,053 INFO L899 garLoopResultBuilder]: For program point mutex_lock_interruptibleEXIT(lines 5318 5320) no Hoare annotation was computed. [2022-11-25 23:53:08,053 INFO L899 garLoopResultBuilder]: For program point atomic_add_returnEXIT(lines 3231 3259) no Hoare annotation was computed. [2022-11-25 23:53:08,053 INFO L902 garLoopResultBuilder]: At program point atomic_add_returnENTRY(lines 3231 3259) the Hoare annotation is: true [2022-11-25 23:53:08,053 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5360 5362) no Hoare annotation was computed. [2022-11-25 23:53:08,053 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5360 5362) the Hoare annotation is: true [2022-11-25 23:53:08,054 INFO L902 garLoopResultBuilder]: At program point kill_fasyncENTRY(lines 5297 5299) the Hoare annotation is: true [2022-11-25 23:53:08,054 INFO L899 garLoopResultBuilder]: For program point kill_fasyncEXIT(lines 5297 5299) no Hoare annotation was computed. [2022-11-25 23:53:08,054 INFO L899 garLoopResultBuilder]: For program point ldv_file_operations_2EXIT(lines 4161 4172) no Hoare annotation was computed. [2022-11-25 23:53:08,054 INFO L902 garLoopResultBuilder]: At program point L4168(line 4168) the Hoare annotation is: true [2022-11-25 23:53:08,054 INFO L902 garLoopResultBuilder]: At program point L4166(line 4166) the Hoare annotation is: true [2022-11-25 23:53:08,054 INFO L899 garLoopResultBuilder]: For program point L4168-1(line 4168) no Hoare annotation was computed. [2022-11-25 23:53:08,055 INFO L899 garLoopResultBuilder]: For program point L4166-1(line 4166) no Hoare annotation was computed. [2022-11-25 23:53:08,055 INFO L902 garLoopResultBuilder]: At program point ldv_file_operations_2ENTRY(lines 4161 4172) the Hoare annotation is: true [2022-11-25 23:53:08,055 INFO L902 garLoopResultBuilder]: At program point serio_get_drvdataENTRY(lines 3562 3569) the Hoare annotation is: true [2022-11-25 23:53:08,055 INFO L899 garLoopResultBuilder]: For program point serio_get_drvdataEXIT(lines 3562 3569) no Hoare annotation was computed. [2022-11-25 23:53:08,055 INFO L899 garLoopResultBuilder]: For program point warn_slowpath_nullEXIT(lines 5356 5358) no Hoare annotation was computed. [2022-11-25 23:53:08,055 INFO L902 garLoopResultBuilder]: At program point warn_slowpath_nullENTRY(lines 5356 5358) the Hoare annotation is: true [2022-11-25 23:53:08,056 INFO L899 garLoopResultBuilder]: For program point list_del_initEXIT(lines 3204 3211) no Hoare annotation was computed. [2022-11-25 23:53:08,056 INFO L902 garLoopResultBuilder]: At program point list_del_initENTRY(lines 3204 3211) the Hoare annotation is: true [2022-11-25 23:53:08,056 INFO L899 garLoopResultBuilder]: For program point list_del_initFINAL(lines 3204 3211) no Hoare annotation was computed. [2022-11-25 23:53:08,056 INFO L902 garLoopResultBuilder]: At program point L3208(line 3208) the Hoare annotation is: true [2022-11-25 23:53:08,056 INFO L902 garLoopResultBuilder]: At program point list_add_tailENTRY(lines 3195 3201) the Hoare annotation is: true [2022-11-25 23:53:08,056 INFO L899 garLoopResultBuilder]: For program point list_add_tailEXIT(lines 3195 3201) no Hoare annotation was computed. [2022-11-25 23:53:08,056 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5329 5331) the Hoare annotation is: true [2022-11-25 23:53:08,057 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5329 5331) no Hoare annotation was computed. [2022-11-25 23:53:08,057 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_lock_interruptible_serio_raw_mutexENTRY(lines 5085 5101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,057 INFO L899 garLoopResultBuilder]: For program point L5089(lines 5089 5092) no Hoare annotation was computed. [2022-11-25 23:53:08,057 INFO L895 garLoopResultBuilder]: At program point L5089-1(lines 5089 5092) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,057 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_interruptible_serio_raw_mutexEXIT(lines 5085 5101) no Hoare annotation was computed. [2022-11-25 23:53:08,058 INFO L895 garLoopResultBuilder]: At program point L5090(line 5090) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-25 23:53:08,058 INFO L899 garLoopResultBuilder]: For program point L5093(line 5093) no Hoare annotation was computed. [2022-11-25 23:53:08,058 INFO L902 garLoopResultBuilder]: At program point __might_faultENTRY(lines 5262 5264) the Hoare annotation is: true [2022-11-25 23:53:08,058 INFO L899 garLoopResultBuilder]: For program point __might_faultEXIT(lines 5262 5264) no Hoare annotation was computed. [2022-11-25 23:53:08,058 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4595 4601) the Hoare annotation is: true [2022-11-25 23:53:08,059 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4599) no Hoare annotation was computed. [2022-11-25 23:53:08,059 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4595 4601) no Hoare annotation was computed. [2022-11-25 23:53:08,059 INFO L902 garLoopResultBuilder]: At program point L3406(line 3406) the Hoare annotation is: true [2022-11-25 23:53:08,059 INFO L902 garLoopResultBuilder]: At program point L3406-1(line 3406) the Hoare annotation is: true [2022-11-25 23:53:08,059 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 3418 3425) no Hoare annotation was computed. [2022-11-25 23:53:08,059 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 3418 3425) the Hoare annotation is: true [2022-11-25 23:53:08,060 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 3496 3503) no Hoare annotation was computed. [2022-11-25 23:53:08,060 INFO L895 garLoopResultBuilder]: At program point L3500(line 3500) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= ~ldv_mutex_serio_raw_mutex~0 1) (<= kref_put_~release.offset |#funAddr~serio_raw_free.offset|)) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2022-11-25 23:53:08,060 INFO L899 garLoopResultBuilder]: For program point L3500-1(line 3500) no Hoare annotation was computed. [2022-11-25 23:53:08,060 INFO L895 garLoopResultBuilder]: At program point kref_putENTRY(lines 3496 3503) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2022-11-25 23:53:08,060 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3354 3359) the Hoare annotation is: true [2022-11-25 23:53:08,061 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3354 3359) no Hoare annotation was computed. [2022-11-25 23:53:08,061 INFO L899 garLoopResultBuilder]: For program point serio_raw_disconnectFINAL(lines 4105 4123) no Hoare annotation was computed. [2022-11-25 23:53:08,061 INFO L899 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2022-11-25 23:53:08,061 INFO L895 garLoopResultBuilder]: At program point L4567(lines 4563 4570) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,061 INFO L899 garLoopResultBuilder]: For program point L4119(line 4119) no Hoare annotation was computed. [2022-11-25 23:53:08,061 INFO L899 garLoopResultBuilder]: For program point L4115-1(line 4115) no Hoare annotation was computed. [2022-11-25 23:53:08,062 INFO L895 garLoopResultBuilder]: At program point L4115(line 4115) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-25 23:53:08,062 INFO L895 garLoopResultBuilder]: At program point L4559(lines 4555 4562) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-25 23:53:08,062 INFO L895 garLoopResultBuilder]: At program point L4101-1(lines 4081 4104) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,062 INFO L895 garLoopResultBuilder]: At program point L4101(line 4101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,062 INFO L895 garLoopResultBuilder]: At program point L4097(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,063 INFO L895 garLoopResultBuilder]: At program point L4095(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,063 INFO L895 garLoopResultBuilder]: At program point L4120(line 4120) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,063 INFO L895 garLoopResultBuilder]: At program point L4566(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-25 23:53:08,063 INFO L899 garLoopResultBuilder]: For program point L4087-1(line 4087) no Hoare annotation was computed. [2022-11-25 23:53:08,063 INFO L895 garLoopResultBuilder]: At program point L4118(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,064 INFO L895 garLoopResultBuilder]: At program point L4087(line 4087) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,064 INFO L895 garLoopResultBuilder]: At program point L4118-1(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,064 INFO L895 garLoopResultBuilder]: At program point L4566-1(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,064 INFO L895 garLoopResultBuilder]: At program point L4558(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,065 INFO L895 garLoopResultBuilder]: At program point L4110(line 4110) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,065 INFO L895 garLoopResultBuilder]: At program point L4110-1(line 4110) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= |old(~ldv_mutex_serio_raw_mutex~0)| ~ldv_mutex_serio_raw_mutex~0) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-25 23:53:08,065 INFO L895 garLoopResultBuilder]: At program point L4558-1(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-25 23:53:08,065 INFO L895 garLoopResultBuilder]: At program point serio_raw_disconnectENTRY(lines 4105 4123) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-25 23:53:08,066 INFO L895 garLoopResultBuilder]: At program point L4100(line 4100) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-25 23:53:08,066 INFO L899 garLoopResultBuilder]: For program point serio_raw_disconnectEXIT(lines 4105 4123) no Hoare annotation was computed. [2022-11-25 23:53:08,066 INFO L899 garLoopResultBuilder]: For program point L4100-1(line 4100) no Hoare annotation was computed. [2022-11-25 23:53:08,066 INFO L902 garLoopResultBuilder]: At program point serio_closeENTRY(lines 5346 5348) the Hoare annotation is: true [2022-11-25 23:53:08,066 INFO L899 garLoopResultBuilder]: For program point serio_closeEXIT(lines 5346 5348) no Hoare annotation was computed. [2022-11-25 23:53:08,066 INFO L902 garLoopResultBuilder]: At program point serio_continue_rxENTRY(lines 3584 3590) the Hoare annotation is: true [2022-11-25 23:53:08,067 INFO L899 garLoopResultBuilder]: For program point serio_continue_rxEXIT(lines 3584 3590) no Hoare annotation was computed. [2022-11-25 23:53:08,067 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_serio_raw_mutexEXIT(lines 5119 5129) no Hoare annotation was computed. [2022-11-25 23:53:08,067 INFO L899 garLoopResultBuilder]: For program point L5122-1(lines 5122 5125) no Hoare annotation was computed. [2022-11-25 23:53:08,067 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_lock_serio_raw_mutexENTRY(lines 5119 5129) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1) (not (= ~ldv_state_variable_2~0 0))) [2022-11-25 23:53:08,067 INFO L895 garLoopResultBuilder]: At program point L5123(line 5123) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_2~0 0))) [2022-11-25 23:53:08,067 INFO L899 garLoopResultBuilder]: For program point L5122(lines 5122 5125) no Hoare annotation was computed. [2022-11-25 23:53:08,068 INFO L899 garLoopResultBuilder]: For program point ldv_init_zallocEXIT(lines 3312 3322) no Hoare annotation was computed. [2022-11-25 23:53:08,068 INFO L902 garLoopResultBuilder]: At program point ldv_init_zallocENTRY(lines 3312 3322) the Hoare annotation is: true [2022-11-25 23:53:08,068 INFO L899 garLoopResultBuilder]: For program point L3319-1(line 3319) no Hoare annotation was computed. [2022-11-25 23:53:08,068 INFO L902 garLoopResultBuilder]: At program point L3319(line 3319) the Hoare annotation is: true [2022-11-25 23:53:08,068 INFO L899 garLoopResultBuilder]: For program point L3317-1(line 3317) no Hoare annotation was computed. [2022-11-25 23:53:08,068 INFO L902 garLoopResultBuilder]: At program point L3317(line 3317) the Hoare annotation is: true [2022-11-25 23:53:08,069 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3275 3277) the Hoare annotation is: true [2022-11-25 23:53:08,069 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3275 3277) no Hoare annotation was computed. [2022-11-25 23:53:08,069 INFO L895 garLoopResultBuilder]: At program point L3904(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,069 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3875) no Hoare annotation was computed. [2022-11-25 23:53:08,069 INFO L899 garLoopResultBuilder]: For program point L3867(lines 3867 3870) no Hoare annotation was computed. [2022-11-25 23:53:08,070 INFO L895 garLoopResultBuilder]: At program point L4495(lines 4491 4498) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,070 INFO L899 garLoopResultBuilder]: For program point serio_raw_writeFINAL(lines 3850 3915) no Hoare annotation was computed. [2022-11-25 23:53:08,070 INFO L895 garLoopResultBuilder]: At program point L3889(lines 3889 3893) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,070 INFO L899 garLoopResultBuilder]: For program point L4484-1(line 4484) no Hoare annotation was computed. [2022-11-25 23:53:08,070 INFO L895 garLoopResultBuilder]: At program point L4484(line 4484) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,070 INFO L895 garLoopResultBuilder]: At program point serio_raw_writeENTRY(lines 3850 3915) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,071 INFO L899 garLoopResultBuilder]: For program point serio_raw_writeEXIT(lines 3850 3915) no Hoare annotation was computed. [2022-11-25 23:53:08,071 INFO L899 garLoopResultBuilder]: For program point L3882(lines 3882 3883) no Hoare annotation was computed. [2022-11-25 23:53:08,071 INFO L895 garLoopResultBuilder]: At program point L3911(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,071 INFO L899 garLoopResultBuilder]: For program point L3907(lines 3907 3910) no Hoare annotation was computed. [2022-11-25 23:53:08,071 INFO L899 garLoopResultBuilder]: For program point L3895(lines 3895 3902) no Hoare annotation was computed. [2022-11-25 23:53:08,071 INFO L895 garLoopResultBuilder]: At program point L4494(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,072 INFO L895 garLoopResultBuilder]: At program point L4494-1(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,072 INFO L895 garLoopResultBuilder]: At program point L4486(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,072 INFO L895 garLoopResultBuilder]: At program point L3908(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,072 INFO L895 garLoopResultBuilder]: At program point L4486-1(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret256#1| 4) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret256#1| 0))) [2022-11-25 23:53:08,072 INFO L902 garLoopResultBuilder]: At program point serio_raw_fasyncENTRY(lines 3601 3610) the Hoare annotation is: true [2022-11-25 23:53:08,073 INFO L899 garLoopResultBuilder]: For program point serio_raw_fasyncEXIT(lines 3601 3610) no Hoare annotation was computed. [2022-11-25 23:53:08,073 INFO L902 garLoopResultBuilder]: At program point serio_raw_pollENTRY(lines 3916 3932) the Hoare annotation is: true [2022-11-25 23:53:08,073 INFO L899 garLoopResultBuilder]: For program point serio_raw_pollEXIT(lines 3916 3932) no Hoare annotation was computed. [2022-11-25 23:53:08,073 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5314 5316) the Hoare annotation is: true [2022-11-25 23:53:08,073 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5314 5316) no Hoare annotation was computed. [2022-11-25 23:53:08,074 INFO L895 garLoopResultBuilder]: At program point L4528-1(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,074 INFO L895 garLoopResultBuilder]: At program point L4528(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,074 INFO L899 garLoopResultBuilder]: For program point L4330(line 4330) no Hoare annotation was computed. [2022-11-25 23:53:08,074 INFO L899 garLoopResultBuilder]: For program point L4231(lines 4231 4267) no Hoare annotation was computed. [2022-11-25 23:53:08,074 INFO L895 garLoopResultBuilder]: At program point L3670(line 3670) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,074 INFO L899 garLoopResultBuilder]: For program point L3670-1(line 3670) no Hoare annotation was computed. [2022-11-25 23:53:08,075 INFO L895 garLoopResultBuilder]: At program point L4463(line 4463) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,075 INFO L899 garLoopResultBuilder]: For program point L4463-1(line 4463) no Hoare annotation was computed. [2022-11-25 23:53:08,075 INFO L899 garLoopResultBuilder]: For program point L4331(lines 4331 4335) no Hoare annotation was computed. [2022-11-25 23:53:08,075 INFO L899 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2022-11-25 23:53:08,075 INFO L899 garLoopResultBuilder]: For program point L4232(line 4232) no Hoare annotation was computed. [2022-11-25 23:53:08,075 INFO L895 garLoopResultBuilder]: At program point L3968(line 3968) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,076 INFO L899 garLoopResultBuilder]: For program point L3671-1(line 3671) no Hoare annotation was computed. [2022-11-25 23:53:08,076 INFO L895 garLoopResultBuilder]: At program point L3671(line 3671) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,076 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-11-25 23:53:08,076 INFO L902 garLoopResultBuilder]: At program point L4266(line 4266) the Hoare annotation is: true [2022-11-25 23:53:08,076 INFO L899 garLoopResultBuilder]: For program point L4200-1(line 4200) no Hoare annotation was computed. [2022-11-25 23:53:08,076 INFO L899 garLoopResultBuilder]: For program point L4233(lines 4233 4241) no Hoare annotation was computed. [2022-11-25 23:53:08,077 INFO L895 garLoopResultBuilder]: At program point L4200(line 4200) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,077 INFO L895 garLoopResultBuilder]: At program point L3672(line 3672) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,077 INFO L899 garLoopResultBuilder]: For program point L3672-1(line 3672) no Hoare annotation was computed. [2022-11-25 23:53:08,077 INFO L895 garLoopResultBuilder]: At program point L4465(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,077 INFO L895 garLoopResultBuilder]: At program point L4465-1(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret254#1| 0) (= 2 ~ldv_mutex_serio_raw_mutex~0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret254#1| 4) 0)))) [2022-11-25 23:53:08,078 INFO L902 garLoopResultBuilder]: At program point L4300(line 4300) the Hoare annotation is: true [2022-11-25 23:53:08,078 INFO L895 garLoopResultBuilder]: At program point L4036(lines 3984 4050) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,078 INFO L899 garLoopResultBuilder]: For program point L4003-1(line 4003) no Hoare annotation was computed. [2022-11-25 23:53:08,078 INFO L895 garLoopResultBuilder]: At program point L4003(line 4003) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,078 INFO L895 garLoopResultBuilder]: At program point L3673(lines 3642 3676) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,079 INFO L895 garLoopResultBuilder]: At program point L4202(line 4202) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,079 INFO L899 garLoopResultBuilder]: For program point L4202-1(line 4202) no Hoare annotation was computed. [2022-11-25 23:53:08,079 INFO L895 garLoopResultBuilder]: At program point L4070(line 4070) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,079 INFO L899 garLoopResultBuilder]: For program point L4070-1(line 4070) no Hoare annotation was computed. [2022-11-25 23:53:08,079 INFO L895 garLoopResultBuilder]: At program point L4004-1(line 4004) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,080 INFO L895 garLoopResultBuilder]: At program point L3806(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,080 INFO L899 garLoopResultBuilder]: For program point L3839(lines 3839 3842) no Hoare annotation was computed. [2022-11-25 23:53:08,080 INFO L899 garLoopResultBuilder]: For program point L4368(line 4368) no Hoare annotation was computed. [2022-11-25 23:53:08,080 INFO L895 garLoopResultBuilder]: At program point L3675(lines 3635 3677) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,080 INFO L899 garLoopResultBuilder]: For program point L4369(lines 4369 4377) no Hoare annotation was computed. [2022-11-25 23:53:08,080 INFO L899 garLoopResultBuilder]: For program point L4204-1(line 4204) no Hoare annotation was computed. [2022-11-25 23:53:08,081 INFO L895 garLoopResultBuilder]: At program point L4204(line 4204) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,081 INFO L895 garLoopResultBuilder]: At program point L4006(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,081 INFO L895 garLoopResultBuilder]: At program point L4006-1(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,081 INFO L895 garLoopResultBuilder]: At program point L3808(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,081 INFO L899 garLoopResultBuilder]: For program point L3709-1(line 3709) no Hoare annotation was computed. [2022-11-25 23:53:08,081 INFO L895 garLoopResultBuilder]: At program point L3709(line 3709) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,082 INFO L895 garLoopResultBuilder]: At program point L5295(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,082 INFO L895 garLoopResultBuilder]: At program point L5295-1(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,082 INFO L899 garLoopResultBuilder]: For program point L4337(line 4337) no Hoare annotation was computed. [2022-11-25 23:53:08,082 INFO L895 garLoopResultBuilder]: At program point L3644(lines 3644 3647) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ 4 |ULTIMATE.start_serio_raw_open_~retval~0#1|) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)))) [2022-11-25 23:53:08,082 INFO L899 garLoopResultBuilder]: For program point L4338(lines 4338 4342) no Hoare annotation was computed. [2022-11-25 23:53:08,083 INFO L895 garLoopResultBuilder]: At program point L4206(line 4206) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,083 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-11-25 23:53:08,083 INFO L899 garLoopResultBuilder]: For program point L4338-2(lines 4309 4381) no Hoare annotation was computed. [2022-11-25 23:53:08,083 INFO L899 garLoopResultBuilder]: For program point L4206-1(line 4206) no Hoare annotation was computed. [2022-11-25 23:53:08,083 INFO L895 garLoopResultBuilder]: At program point L4537(line 4537) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,083 INFO L899 garLoopResultBuilder]: For program point L4537-1(line 4537) no Hoare annotation was computed. [2022-11-25 23:53:08,084 INFO L895 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,084 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-11-25 23:53:08,084 INFO L899 garLoopResultBuilder]: For program point L4339-1(line 4339) no Hoare annotation was computed. [2022-11-25 23:53:08,084 INFO L899 garLoopResultBuilder]: For program point L5231(lines 5231 5234) no Hoare annotation was computed. [2022-11-25 23:53:08,084 INFO L899 garLoopResultBuilder]: For program point L5231-1(lines 5230 5248) no Hoare annotation was computed. [2022-11-25 23:53:08,084 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4304) no Hoare annotation was computed. [2022-11-25 23:53:08,085 INFO L895 garLoopResultBuilder]: At program point L3811(lines 3811 3844) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,085 INFO L895 garLoopResultBuilder]: At program point L3811-2(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,085 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4384) no Hoare annotation was computed. [2022-11-25 23:53:08,085 INFO L899 garLoopResultBuilder]: For program point L4208-1(line 4208) no Hoare annotation was computed. [2022-11-25 23:53:08,085 INFO L895 garLoopResultBuilder]: At program point L4208(line 4208) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,086 INFO L895 garLoopResultBuilder]: At program point L5232(line 5232) the Hoare annotation is: false [2022-11-25 23:53:08,086 INFO L895 garLoopResultBuilder]: At program point L4010(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,086 INFO L895 garLoopResultBuilder]: At program point L4043(lines 3984 4050) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_i_mutex_of_inode~0 1)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (.cse4 (= ~ldv_state_variable_1~0 1))) (or (and (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (+ |ULTIMATE.start_serio_raw_connect_~err~0#1| 4) 0)))) [2022-11-25 23:53:08,086 INFO L895 garLoopResultBuilder]: At program point L4010-1(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,086 INFO L899 garLoopResultBuilder]: For program point L3746(lines 3746 3749) no Hoare annotation was computed. [2022-11-25 23:53:08,087 INFO L895 garLoopResultBuilder]: At program point L4473(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-25 23:53:08,087 INFO L895 garLoopResultBuilder]: At program point L4473-1(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,087 INFO L899 garLoopResultBuilder]: For program point L4275(lines 4275 4301) no Hoare annotation was computed. [2022-11-25 23:53:08,087 INFO L895 garLoopResultBuilder]: At program point L4540-1(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,087 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4470 4477) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,088 INFO L895 garLoopResultBuilder]: At program point L4540(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,088 INFO L899 garLoopResultBuilder]: For program point L4243(line 4243) no Hoare annotation was computed. [2022-11-25 23:53:08,088 INFO L895 garLoopResultBuilder]: At program point L4210(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,088 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4381) no Hoare annotation was computed. [2022-11-25 23:53:08,088 INFO L899 garLoopResultBuilder]: For program point L4276(line 4276) no Hoare annotation was computed. [2022-11-25 23:53:08,089 INFO L895 garLoopResultBuilder]: At program point L4210-1(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,089 INFO L895 garLoopResultBuilder]: At program point L4078(lines 4052 4080) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,089 INFO L895 garLoopResultBuilder]: At program point L4012(lines 4012 4015) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,089 INFO L895 garLoopResultBuilder]: At program point L4045(lines 3984 4050) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,089 INFO L895 garLoopResultBuilder]: At program point L3847(lines 3720 3849) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,089 INFO L899 garLoopResultBuilder]: For program point L4310(line 4310) no Hoare annotation was computed. [2022-11-25 23:53:08,090 INFO L899 garLoopResultBuilder]: For program point L5235(lines 5230 5248) no Hoare annotation was computed. [2022-11-25 23:53:08,090 INFO L895 garLoopResultBuilder]: At program point L4277(lines 4277 4282) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,090 INFO L899 garLoopResultBuilder]: For program point L4244(lines 4244 4248) no Hoare annotation was computed. [2022-11-25 23:53:08,090 INFO L895 garLoopResultBuilder]: At program point L3716(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,090 INFO L899 garLoopResultBuilder]: For program point L3815-2(lines 3815 3837) no Hoare annotation was computed. [2022-11-25 23:53:08,090 INFO L899 garLoopResultBuilder]: For program point L3650(lines 3650 3654) no Hoare annotation was computed. [2022-11-25 23:53:08,091 INFO L895 garLoopResultBuilder]: At program point L3716-1(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,091 INFO L899 garLoopResultBuilder]: For program point L3815-4(lines 3815 3837) no Hoare annotation was computed. [2022-11-25 23:53:08,091 INFO L899 garLoopResultBuilder]: For program point L4311(lines 4311 4315) no Hoare annotation was computed. [2022-11-25 23:53:08,091 INFO L899 garLoopResultBuilder]: For program point L4344-1(line 4344) no Hoare annotation was computed. [2022-11-25 23:53:08,091 INFO L895 garLoopResultBuilder]: At program point L4344(line 4344) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,091 INFO L899 garLoopResultBuilder]: For program point L4311-2(lines 4309 4381) no Hoare annotation was computed. [2022-11-25 23:53:08,092 INFO L895 garLoopResultBuilder]: At program point L5236(line 5236) the Hoare annotation is: false [2022-11-25 23:53:08,092 INFO L895 garLoopResultBuilder]: At program point L4047(line 4047) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,092 INFO L895 garLoopResultBuilder]: At program point L3948(line 3948) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,092 INFO L899 garLoopResultBuilder]: For program point L3948-1(line 3948) no Hoare annotation was computed. [2022-11-25 23:53:08,092 INFO L899 garLoopResultBuilder]: For program point L3750-2(lines 3750 3753) no Hoare annotation was computed. [2022-11-25 23:53:08,093 INFO L899 garLoopResultBuilder]: For program point L3453-1(line 3453) no Hoare annotation was computed. [2022-11-25 23:53:08,093 INFO L895 garLoopResultBuilder]: At program point L3453(line 3453) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,093 INFO L899 garLoopResultBuilder]: For program point L4312-1(line 4312) no Hoare annotation was computed. [2022-11-25 23:53:08,093 INFO L895 garLoopResultBuilder]: At program point L4312(line 4312) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,093 INFO L895 garLoopResultBuilder]: At program point L4213(line 4213) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,093 INFO L899 garLoopResultBuilder]: For program point L4213-1(line 4213) no Hoare annotation was computed. [2022-11-25 23:53:08,094 INFO L899 garLoopResultBuilder]: For program point L4048(line 4048) no Hoare annotation was computed. [2022-11-25 23:53:08,094 INFO L899 garLoopResultBuilder]: For program point L3817-1(line 3817) no Hoare annotation was computed. [2022-11-25 23:53:08,094 INFO L895 garLoopResultBuilder]: At program point L3817(line 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,094 INFO L899 garLoopResultBuilder]: For program point L4379(line 4379) no Hoare annotation was computed. [2022-11-25 23:53:08,094 INFO L895 garLoopResultBuilder]: At program point L4214(line 4214) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,095 INFO L899 garLoopResultBuilder]: For program point L5106(lines 5106 5109) no Hoare annotation was computed. [2022-11-25 23:53:08,095 INFO L899 garLoopResultBuilder]: For program point L4214-1(line 4214) no Hoare annotation was computed. [2022-11-25 23:53:08,095 INFO L895 garLoopResultBuilder]: At program point L4049(lines 3974 4051) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,095 INFO L895 garLoopResultBuilder]: At program point L5106-1(lines 5106 5109) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,095 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-25 23:53:08,095 INFO L895 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,096 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 23:53:08,096 INFO L902 garLoopResultBuilder]: At program point L4380(line 4380) the Hoare annotation is: true [2022-11-25 23:53:08,096 INFO L895 garLoopResultBuilder]: At program point L4215(line 4215) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,096 INFO L899 garLoopResultBuilder]: For program point L5239(lines 5230 5248) no Hoare annotation was computed. [2022-11-25 23:53:08,096 INFO L899 garLoopResultBuilder]: For program point L4215-1(line 4215) no Hoare annotation was computed. [2022-11-25 23:53:08,096 INFO L895 garLoopResultBuilder]: At program point L5107(line 5107) the Hoare annotation is: false [2022-11-25 23:53:08,097 INFO L899 garLoopResultBuilder]: For program point L4017(lines 4017 4020) no Hoare annotation was computed. [2022-11-25 23:53:08,097 INFO L899 garLoopResultBuilder]: For program point L4579(lines 4579 4583) no Hoare annotation was computed. [2022-11-25 23:53:08,097 INFO L899 garLoopResultBuilder]: For program point L3621(lines 3621 3624) no Hoare annotation was computed. [2022-11-25 23:53:08,097 INFO L899 garLoopResultBuilder]: For program point L3456(lines 3456 3469) no Hoare annotation was computed. [2022-11-25 23:53:08,097 INFO L895 garLoopResultBuilder]: At program point L4579-2(lines 4579 4583) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,097 INFO L895 garLoopResultBuilder]: At program point L3456-1(lines 3456 3469) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,098 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-11-25 23:53:08,098 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,098 INFO L895 garLoopResultBuilder]: At program point L5240(line 5240) the Hoare annotation is: false [2022-11-25 23:53:08,098 INFO L899 garLoopResultBuilder]: For program point L3754(lines 3754 3757) no Hoare annotation was computed. [2022-11-25 23:53:08,098 INFO L899 garLoopResultBuilder]: For program point L3655(lines 3655 3659) no Hoare annotation was computed. [2022-11-25 23:53:08,098 INFO L899 garLoopResultBuilder]: For program point L4250(line 4250) no Hoare annotation was computed. [2022-11-25 23:53:08,099 INFO L899 garLoopResultBuilder]: For program point L4349(line 4349) no Hoare annotation was computed. [2022-11-25 23:53:08,099 INFO L895 garLoopResultBuilder]: At program point L4217(line 4217) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,099 INFO L899 garLoopResultBuilder]: For program point L4217-1(line 4217) no Hoare annotation was computed. [2022-11-25 23:53:08,099 INFO L895 garLoopResultBuilder]: At program point L3986(line 3986) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,099 INFO L899 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2022-11-25 23:53:08,099 INFO L899 garLoopResultBuilder]: For program point L3986-1(line 3986) no Hoare annotation was computed. [2022-11-25 23:53:08,100 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,100 INFO L895 garLoopResultBuilder]: At program point L4515(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,100 INFO L895 garLoopResultBuilder]: At program point L4515-1(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,100 INFO L895 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,100 INFO L899 garLoopResultBuilder]: For program point L4350(lines 4350 4354) no Hoare annotation was computed. [2022-11-25 23:53:08,101 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-25 23:53:08,101 INFO L899 garLoopResultBuilder]: For program point L4251(lines 4251 4255) no Hoare annotation was computed. [2022-11-25 23:53:08,101 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,101 INFO L895 garLoopResultBuilder]: At program point L4317(line 4317) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,101 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-11-25 23:53:08,101 INFO L899 garLoopResultBuilder]: For program point L4317-1(line 4317) no Hoare annotation was computed. [2022-11-25 23:53:08,101 INFO L899 garLoopResultBuilder]: For program point L4350-2(lines 4309 4381) no Hoare annotation was computed. [2022-11-25 23:53:08,102 INFO L895 garLoopResultBuilder]: At program point L5110(line 5110) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,102 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-11-25 23:53:08,102 INFO L899 garLoopResultBuilder]: For program point L3954(lines 3954 3970) no Hoare annotation was computed. [2022-11-25 23:53:08,102 INFO L895 garLoopResultBuilder]: At program point L3954-1(lines 3954 3970) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,102 INFO L899 garLoopResultBuilder]: For program point L3822-2(lines 3822 3825) no Hoare annotation was computed. [2022-11-25 23:53:08,103 INFO L895 garLoopResultBuilder]: At program point L3459-1(lines 3459 3462) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,103 INFO L895 garLoopResultBuilder]: At program point L4516(lines 4512 4519) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,103 INFO L899 garLoopResultBuilder]: For program point L3459(lines 3459 3462) no Hoare annotation was computed. [2022-11-25 23:53:08,103 INFO L895 garLoopResultBuilder]: At program point L4351(line 4351) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,103 INFO L899 garLoopResultBuilder]: For program point L4351-1(line 4351) no Hoare annotation was computed. [2022-11-25 23:53:08,103 INFO L895 garLoopResultBuilder]: At program point L4219(line 4219) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,104 INFO L902 garLoopResultBuilder]: At program point L5243(lines 5228 5249) the Hoare annotation is: true [2022-11-25 23:53:08,104 INFO L899 garLoopResultBuilder]: For program point L4219-1(line 4219) no Hoare annotation was computed. [2022-11-25 23:53:08,104 INFO L895 garLoopResultBuilder]: At program point L4285(lines 4285 4297) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,104 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 4002) no Hoare annotation was computed. [2022-11-25 23:53:08,104 INFO L899 garLoopResultBuilder]: For program point L4021-1(line 4021) no Hoare annotation was computed. [2022-11-25 23:53:08,104 INFO L895 garLoopResultBuilder]: At program point L4021(line 4021) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,105 INFO L895 garLoopResultBuilder]: At program point L3790(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,105 INFO L895 garLoopResultBuilder]: At program point L3460(line 3460) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,105 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 23:53:08,105 INFO L899 garLoopResultBuilder]: For program point L4220-1(line 4220) no Hoare annotation was computed. [2022-11-25 23:53:08,105 INFO L895 garLoopResultBuilder]: At program point L4220(line 4220) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-25 23:53:08,106 INFO L895 garLoopResultBuilder]: At program point L5244(line 5244) the Hoare annotation is: false [2022-11-25 23:53:08,106 INFO L899 garLoopResultBuilder]: For program point L4386(line 4386) no Hoare annotation was computed. [2022-11-25 23:53:08,106 INFO L899 garLoopResultBuilder]: For program point L4287-2(lines 4285 4296) no Hoare annotation was computed. [2022-11-25 23:53:08,106 INFO L895 garLoopResultBuilder]: At program point L3660(line 3660) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,106 INFO L895 garLoopResultBuilder]: At program point L3627(lines 3616 3633) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,106 INFO L899 garLoopResultBuilder]: For program point L3660-1(line 3660) no Hoare annotation was computed. [2022-11-25 23:53:08,107 INFO L902 garLoopResultBuilder]: At program point L4387(line 4387) the Hoare annotation is: true [2022-11-25 23:53:08,107 INFO L895 garLoopResultBuilder]: At program point L4156(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,107 INFO L895 garLoopResultBuilder]: At program point L4156-1(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,107 INFO L895 garLoopResultBuilder]: At program point L3826(lines 3826 3830) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,107 INFO L899 garLoopResultBuilder]: For program point L3760(lines 3760 3761) no Hoare annotation was computed. [2022-11-25 23:53:08,108 INFO L899 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2022-11-25 23:53:08,108 INFO L899 garLoopResultBuilder]: For program point L4322(line 4322) no Hoare annotation was computed. [2022-11-25 23:53:08,108 INFO L899 garLoopResultBuilder]: For program point L3662(lines 3662 3666) no Hoare annotation was computed. [2022-11-25 23:53:08,108 INFO L899 garLoopResultBuilder]: For program point L4323(lines 4323 4328) no Hoare annotation was computed. [2022-11-25 23:53:08,108 INFO L899 garLoopResultBuilder]: For program point L4356-1(line 4356) no Hoare annotation was computed. [2022-11-25 23:53:08,108 INFO L895 garLoopResultBuilder]: At program point L4389(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,109 INFO L895 garLoopResultBuilder]: At program point L4356(line 4356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,109 INFO L899 garLoopResultBuilder]: For program point L4257(line 4257) no Hoare annotation was computed. [2022-11-25 23:53:08,109 INFO L899 garLoopResultBuilder]: For program point L3960(line 3960) no Hoare annotation was computed. [2022-11-25 23:53:08,109 INFO L895 garLoopResultBuilder]: At program point L3828(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,109 INFO L899 garLoopResultBuilder]: For program point L4258(lines 4258 4263) no Hoare annotation was computed. [2022-11-25 23:53:08,109 INFO L895 garLoopResultBuilder]: At program point L4060(line 4060) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,110 INFO L899 garLoopResultBuilder]: For program point L4060-1(line 4060) no Hoare annotation was computed. [2022-11-25 23:53:08,110 INFO L895 garLoopResultBuilder]: At program point L3796(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,110 INFO L895 garLoopResultBuilder]: At program point L3697-1(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,110 INFO L895 garLoopResultBuilder]: At program point L3697(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,110 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,110 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-11-25 23:53:08,111 INFO L899 garLoopResultBuilder]: For program point L4028(lines 4028 4032) no Hoare annotation was computed. [2022-11-25 23:53:08,111 INFO L899 garLoopResultBuilder]: For program point L3995-1(line 3995) no Hoare annotation was computed. [2022-11-25 23:53:08,111 INFO L899 garLoopResultBuilder]: For program point L4028-2(lines 3984 4050) no Hoare annotation was computed. [2022-11-25 23:53:08,111 INFO L895 garLoopResultBuilder]: At program point L3995(line 3995) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,111 INFO L895 garLoopResultBuilder]: At program point L3632(lines 3611 3634) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,112 INFO L899 garLoopResultBuilder]: For program point L4227(lines 4227 4388) no Hoare annotation was computed. [2022-11-25 23:53:08,112 INFO L895 garLoopResultBuilder]: At program point L4293(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,112 INFO L895 garLoopResultBuilder]: At program point L3963(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,112 INFO L899 garLoopResultBuilder]: For program point L3699-1(line 3699) no Hoare annotation was computed. [2022-11-25 23:53:08,112 INFO L895 garLoopResultBuilder]: At program point L3699(line 3699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,113 INFO L895 garLoopResultBuilder]: At program point L4525(line 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-25 23:53:08,113 INFO L899 garLoopResultBuilder]: For program point L4525-1(line 4525) no Hoare annotation was computed. [2022-11-25 23:53:08,113 INFO L899 garLoopResultBuilder]: For program point L4228(line 4228) no Hoare annotation was computed. [2022-11-25 23:53:08,113 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4077) no Hoare annotation was computed. [2022-11-25 23:53:08,113 INFO L895 garLoopResultBuilder]: At program point L3832(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,113 INFO L899 garLoopResultBuilder]: For program point L3799(lines 3799 3803) no Hoare annotation was computed. [2022-11-25 23:53:08,114 INFO L895 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,114 INFO L895 garLoopResultBuilder]: At program point L3700-1(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,114 INFO L895 garLoopResultBuilder]: At program point L4361(line 4361) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,114 INFO L899 garLoopResultBuilder]: For program point L4229(lines 4229 4270) no Hoare annotation was computed. [2022-11-25 23:53:08,114 INFO L895 garLoopResultBuilder]: At program point L3965(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,114 INFO L895 garLoopResultBuilder]: At program point L3800(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,115 INFO L895 garLoopResultBuilder]: At program point L3701(line 3701) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-25 23:53:08,115 INFO L895 garLoopResultBuilder]: At program point L3470(line 3470) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-25 23:53:08,115 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-25 23:53:08,115 INFO L902 garLoopResultBuilder]: At program point ldv_memsetENTRY(lines 3323 3330) the Hoare annotation is: true [2022-11-25 23:53:08,115 INFO L899 garLoopResultBuilder]: For program point ldv_memsetEXIT(lines 3323 3330) no Hoare annotation was computed. [2022-11-25 23:53:08,119 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:53:08,122 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:53:08,139 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,140 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,140 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,140 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,141 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,142 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,142 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,142 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,144 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,144 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,145 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,145 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,146 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,146 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,157 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,158 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,158 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,159 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,159 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,159 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:53:08 BoogieIcfgContainer [2022-11-25 23:53:08,162 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:53:08,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:53:08,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:53:08,163 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:53:08,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:51:43" (3/4) ... [2022-11-25 23:53:08,166 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 23:53:08,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-25 23:53:08,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_serio_raw_mutex [2022-11-25 23:53:08,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kill_fasync [2022-11-25 23:53:08,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_file_operations_2 [2022-11-25 23:53:08,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_get_drvdata [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del_init [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_set_drvdata [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2022-11-25 23:53:08,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-11-25 23:53:08,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_register [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_disconnect [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_close [2022-11-25 23:53:08,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_continue_rx [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_serio_raw_mutex [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __wake_up [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_pause_rx [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_write [2022-11-25 23:53:08,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_fasync [2022-11-25 23:53:08,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-25 23:53:08,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_poll [2022-11-25 23:53:08,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_interruptible [2022-11-25 23:53:08,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-25 23:53:08,179 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-11-25 23:53:08,179 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_add_return [2022-11-25 23:53:08,202 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 303 nodes and edges [2022-11-25 23:53:08,205 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2022-11-25 23:53:08,207 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-25 23:53:08,210 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-25 23:53:08,213 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 23:53:08,215 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 23:53:08,263 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-25 23:53:08,264 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) [2022-11-25 23:53:08,264 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 [2022-11-25 23:53:08,264 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) [2022-11-25 23:53:08,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) [2022-11-25 23:53:08,266 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-25 23:53:08,267 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-25 23:53:08,267 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-25 23:53:08,267 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || \old(ldv_mutex_serio_raw_mutex) == ldv_mutex_serio_raw_mutex) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device) [2022-11-25 23:53:08,267 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2022-11-25 23:53:08,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-25 23:53:08,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-25 23:53:08,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2022-11-25 23:53:08,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-25 23:53:08,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-25 23:53:08,410 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-25 23:53:08,410 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:53:08,412 INFO L158 Benchmark]: Toolchain (without parser) took 89250.33ms. Allocated memory was 186.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 144.3MB in the beginning and 622.8MB in the end (delta: -478.5MB). Peak memory consumption was 690.7MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,412 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:53:08,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1850.44ms. Allocated memory is still 186.6MB. Free memory was 144.3MB in the beginning and 105.7MB in the end (delta: 38.6MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.42ms. Allocated memory is still 186.6MB. Free memory was 105.7MB in the beginning and 95.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,414 INFO L158 Benchmark]: Boogie Preprocessor took 148.53ms. Allocated memory is still 186.6MB. Free memory was 95.2MB in the beginning and 85.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,414 INFO L158 Benchmark]: RCFGBuilder took 2409.87ms. Allocated memory was 186.6MB in the beginning and 266.3MB in the end (delta: 79.7MB). Free memory was 85.7MB in the beginning and 192.9MB in the end (delta: -107.1MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,415 INFO L158 Benchmark]: TraceAbstraction took 84409.83ms. Allocated memory was 266.3MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 191.8MB in the beginning and 650.0MB in the end (delta: -458.2MB). Peak memory consumption was 827.9MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,415 INFO L158 Benchmark]: Witness Printer took 248.14ms. Allocated memory is still 1.4GB. Free memory was 650.0MB in the beginning and 622.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 23:53:08,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1850.44ms. Allocated memory is still 186.6MB. Free memory was 144.3MB in the beginning and 105.7MB in the end (delta: 38.6MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.42ms. Allocated memory is still 186.6MB. Free memory was 105.7MB in the beginning and 95.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.53ms. Allocated memory is still 186.6MB. Free memory was 95.2MB in the beginning and 85.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2409.87ms. Allocated memory was 186.6MB in the beginning and 266.3MB in the end (delta: 79.7MB). Free memory was 85.7MB in the beginning and 192.9MB in the end (delta: -107.1MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * TraceAbstraction took 84409.83ms. Allocated memory was 266.3MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 191.8MB in the beginning and 650.0MB in the end (delta: -458.2MB). Peak memory consumption was 827.9MB. Max. memory is 16.1GB. * Witness Printer took 248.14ms. Allocated memory is still 1.4GB. Free memory was 650.0MB in the beginning and 622.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset * 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 - PositiveResult [Line: 4599]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 84.3s, OverallIterations: 17, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 17.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 44.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7232 SdHoareTripleChecker+Valid, 11.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7110 mSDsluCounter, 22417 SdHoareTripleChecker+Invalid, 10.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12906 mSDsCounter, 470 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7352 IncrementalHoareTripleChecker+Invalid, 7822 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 470 mSolverCounterUnsat, 9511 mSDtfsCounter, 7352 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1117 GetRequests, 1053 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9718occurred in iteration=15, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.5s AutomataMinimizationTime, 17 MinimizatonAttempts, 7123 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 210 LocationsWithAnnotation, 8072 PreInvPairs, 12044 NumberOfFragments, 3884 HoareAnnotationTreeSize, 8072 FomulaSimplifications, 4849 FormulaSimplificationTreeSizeReduction, 9.8s HoareSimplificationTime, 210 FomulaSimplificationsInter, 281836 FormulaSimplificationTreeSizeReductionInter, 34.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 4291 NumberOfCodeBlocks, 4291 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4270 ConstructedInterpolants, 0 QuantifiedInterpolants, 6036 SizeOfPredicates, 20 NumberOfNonLiveVariables, 10393 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 7353/7377 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4110]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || \old(ldv_mutex_serio_raw_mutex) == ldv_mutex_serio_raw_mutex) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device) - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3642]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3611]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3889]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4555]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) - InvariantResult [Line: 4285]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3486]: Loop Invariant [2022-11-25 23:53:08,451 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,452 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,452 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,452 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,453 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,455 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,455 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,455 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3635]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3678]: Loop Invariant [2022-11-25 23:53:08,457 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,457 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,457 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,458 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,458 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,458 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4491]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4012]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 5295]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4010]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5228]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4006]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3716]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3811]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4004]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3470]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 4361]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4540]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4563]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3701]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4277]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4210]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_state_variable_2 == 0) && ldv_mutex_serio_raw_mutex == 1) && 0 <= ref_cnt) && ldv_state_variable_1 == 0 - InvariantResult [Line: 4156]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4579]: Loop Invariant Derived loop invariant: (((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) || (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) && err + 4 == 0) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4465]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0 && 2 == ldv_mutex_serio_raw_mutex) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((ldv_mutex_serio_raw_mutex == 1 && 4 + retval == 0) || (2 == ldv_mutex_serio_raw_mutex && 0 == retval)) - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3720]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4486]: Loop Invariant Derived loop invariant: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4528]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant [2022-11-25 23:53:08,476 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,476 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,476 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,477 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,477 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-25 23:53:08,477 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3826]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 5110]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4081]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4052]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 RESULT: Ultimate proved your program to be correct! [2022-11-25 23:53:08,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c0a27de-e629-4760-9c7a-43b7f080b02f/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: TRUE