./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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 03d5d1a576959110e79c00ca2825754bce7439905d85699b470a90adbbee10ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:12:42,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:12:42,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:12:42,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:12:42,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:12:42,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:12:42,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:12:42,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:12:42,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:12:42,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:12:42,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:12:42,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:12:42,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:12:42,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:12:42,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:12:42,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:12:42,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:12:42,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:12:42,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:12:42,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:12:42,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:12:42,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:12:42,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:12:42,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:12:42,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:12:42,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:12:42,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:12:42,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:12:42,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:12:42,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:12:42,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:12:42,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:12:42,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:12:42,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:12:42,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:12:42,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:12:42,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:12:42,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:12:42,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:12:42,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:12:42,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:12:42,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 14:12:42,328 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:12:42,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:12:42,329 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:12:42,329 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:12:42,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:12:42,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:12:42,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:12:42,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:12:42,330 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:12:42,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:12:42,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:12:42,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:12:42,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:12:42,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:12:42,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:12:42,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:12:42,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:12:42,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:12:42,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:12:42,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:12:42,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:12:42,333 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:12:42,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:12:42,334 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:12:42,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:12:42,334 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:12:42,334 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d5d1a576959110e79c00ca2825754bce7439905d85699b470a90adbbee10ad [2022-12-13 14:12:42,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:12:42,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:12:42,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:12:42,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:12:42,547 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:12:42,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-12-13 14:12:45,082 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:12:45,342 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:12:45,342 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-12-13 14:12:45,359 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data/0c4dbecd5/9f8345cf812b43d19a1d3a12beee8695/FLAG36cde8eea [2022-12-13 14:12:45,369 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data/0c4dbecd5/9f8345cf812b43d19a1d3a12beee8695 [2022-12-13 14:12:45,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:12:45,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:12:45,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:12:45,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:12:45,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:12:45,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:12:45" (1/1) ... [2022-12-13 14:12:45,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2319342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:45, skipping insertion in model container [2022-12-13 14:12:45,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:12:45" (1/1) ... [2022-12-13 14:12:45,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:12:45,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:12:45,782 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 14:12:45,827 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:12:45,831 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:12:45,841 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:12:45,874 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:12:45,979 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:12:45,983 WARN L623 FunctionHandler]: Unknown extern function dlm_lock [2022-12-13 14:12:45,984 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:12:45,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:45,993 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:12:45,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:45,996 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:45,997 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:45,997 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:45,997 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,001 WARN L623 FunctionHandler]: Unknown extern function dlm_unlock [2022-12-13 14:12:46,002 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:12:46,002 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,007 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:12:46,008 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:12:46,026 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:12:46,026 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,030 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,031 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:12:46,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,033 WARN L623 FunctionHandler]: Unknown extern function md_check_recovery [2022-12-13 14:12:46,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,045 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:12:46,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,047 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:12:46,051 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:12:46,057 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:12:46,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,063 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:12:46,063 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,082 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,083 WARN L623 FunctionHandler]: Unknown extern function kobject_uevent_env [2022-12-13 14:12:46,083 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-13 14:12:46,088 WARN L623 FunctionHandler]: Unknown extern function md_reload_sb [2022-12-13 14:12:46,092 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:12:46,093 WARN L623 FunctionHandler]: Unknown extern function md_kick_rdev_from_array [2022-12-13 14:12:46,093 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,097 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:12:46,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,124 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,144 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 14:12:46,145 WARN L623 FunctionHandler]: Unknown extern function dlm_new_lockspace [2022-12-13 14:12:46,145 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:12:46,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,147 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:12:46,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,152 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,155 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:12:46,157 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:12:46,157 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,160 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:12:46,161 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:12:46,161 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:12:46,177 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,194 WARN L623 FunctionHandler]: Unknown extern function md_update_sb [2022-12-13 14:12:46,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,197 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:12:46,203 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:12:46,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,207 WARN L623 FunctionHandler]: Unknown extern function register_md_cluster_operations [2022-12-13 14:12:46,210 WARN L623 FunctionHandler]: Unknown extern function unregister_md_cluster_operations [2022-12-13 14:12:46,218 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:12:46,226 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-12-13 14:12:46,247 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:12:46,248 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:12:46,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:12:46,265 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:12:46,323 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 14:12:46,324 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:12:46,324 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:12:46,325 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:12:46,325 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:12:46,329 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:12:46,330 WARN L623 FunctionHandler]: Unknown extern function dlm_lock [2022-12-13 14:12:46,330 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:12:46,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,336 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:12:46,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,338 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,338 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,338 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,338 WARN L623 FunctionHandler]: Unknown extern function dlm_unlock [2022-12-13 14:12:46,339 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:12:46,339 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,339 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,339 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,340 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:12:46,340 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:12:46,346 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:12:46,346 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,347 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,347 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,348 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:12:46,348 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,348 WARN L623 FunctionHandler]: Unknown extern function md_check_recovery [2022-12-13 14:12:46,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,352 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:12:46,353 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,353 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:12:46,356 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:12:46,359 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:12:46,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,360 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:12:46,360 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,375 WARN L623 FunctionHandler]: Unknown extern function kobject_uevent_env [2022-12-13 14:12:46,375 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-13 14:12:46,378 WARN L623 FunctionHandler]: Unknown extern function md_reload_sb [2022-12-13 14:12:46,379 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:12:46,379 WARN L623 FunctionHandler]: Unknown extern function md_kick_rdev_from_array [2022-12-13 14:12:46,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,380 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:12:46,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,381 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,381 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,389 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,394 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,396 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 14:12:46,398 WARN L623 FunctionHandler]: Unknown extern function dlm_new_lockspace [2022-12-13 14:12:46,399 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:12:46,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,400 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:12:46,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,403 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,403 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:12:46,404 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:12:46,406 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:12:46,409 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:12:46,409 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:12:46,410 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:12:46,425 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,425 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,426 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,435 WARN L623 FunctionHandler]: Unknown extern function md_update_sb [2022-12-13 14:12:46,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,439 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:12:46,445 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:12:46,446 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:12:46,447 WARN L623 FunctionHandler]: Unknown extern function register_md_cluster_operations [2022-12-13 14:12:46,447 WARN L623 FunctionHandler]: Unknown extern function unregister_md_cluster_operations [2022-12-13 14:12:46,448 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:12:46,452 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-12-13 14:12:46,455 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:12:46,456 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:12:46,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:12:46,505 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:12:46,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46 WrapperNode [2022-12-13 14:12:46,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:12:46,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:12:46,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:12:46,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:12:46,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,604 INFO L138 Inliner]: procedures = 151, calls = 793, calls flagged for inlining = 67, calls inlined = 53, statements flattened = 1744 [2022-12-13 14:12:46,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:12:46,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:12:46,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:12:46,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:12:46,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,697 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:12:46,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:12:46,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:12:46,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:12:46,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (1/1) ... [2022-12-13 14:12:46,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:12:46,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:12:46,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:12:46,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock_sync [2022-12-13 14:12:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock_sync [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_free [2022-12-13 14:12:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_free [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 14:12:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 14:12:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 14:12:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_lockspace [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_lockspace [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure lock_comm [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_comm [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:12:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 14:12:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_copy_from_slot [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_copy_from_slot [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 14:12:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-12-13 14:12:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2022-12-13 14:12:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2022-12-13 14:12:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-12-13 14:12:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure resync_send [2022-12-13 14:12:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_send [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-13 14:12:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_init [2022-12-13 14:12:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_init [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:12:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_comm [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_comm [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure resync_info_update [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_info_update [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure __sendmsg [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __sendmsg [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure pretty_uuid [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pretty_uuid [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:12:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:12:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure sendmsg [2022-12-13 14:12:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sendmsg [2022-12-13 14:12:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock_sync [2022-12-13 14:12:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock_sync [2022-12-13 14:12:47,074 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:12:47,076 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:12:47,203 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 14:12:48,126 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:12:48,136 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:12:48,136 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 14:12:48,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:12:48 BoogieIcfgContainer [2022-12-13 14:12:48,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:12:48,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:12:48,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:12:48,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:12:48,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:12:45" (1/3) ... [2022-12-13 14:12:48,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e32a94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:12:48, skipping insertion in model container [2022-12-13 14:12:48,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:12:46" (2/3) ... [2022-12-13 14:12:48,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e32a94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:12:48, skipping insertion in model container [2022-12-13 14:12:48,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:12:48" (3/3) ... [2022-12-13 14:12:48,147 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-12-13 14:12:48,161 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:12:48,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:12:48,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:12:48,217 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=PETRI_NET, 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;@44509e65, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:12:48,218 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:12:48,222 INFO L276 IsEmpty]: Start isEmpty. Operand has 566 states, 397 states have (on average 1.314861460957179) internal successors, (522), 408 states have internal predecessors, (522), 132 states have call successors, (132), 36 states have call predecessors, (132), 35 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) [2022-12-13 14:12:48,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-13 14:12:48,232 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:48,232 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:12:48,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:48,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:48,236 INFO L85 PathProgramCache]: Analyzing trace with hash 838103873, now seen corresponding path program 1 times [2022-12-13 14:12:48,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:48,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550563853] [2022-12-13 14:12:48,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:48,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-12-13 14:12:48,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:48,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550563853] [2022-12-13 14:12:48,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550563853] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:12:48,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:12:48,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:12:48,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610676744] [2022-12-13 14:12:48,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:12:48,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:12:48,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:12:48,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:12:48,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:12:48,934 INFO L87 Difference]: Start difference. First operand has 566 states, 397 states have (on average 1.314861460957179) internal successors, (522), 408 states have internal predecessors, (522), 132 states have call successors, (132), 36 states have call predecessors, (132), 35 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 14:12:49,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:12:49,991 INFO L93 Difference]: Finished difference Result 1155 states and 1663 transitions. [2022-12-13 14:12:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:12:49,993 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 184 [2022-12-13 14:12:49,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:12:50,007 INFO L225 Difference]: With dead ends: 1155 [2022-12-13 14:12:50,007 INFO L226 Difference]: Without dead ends: 583 [2022-12-13 14:12:50,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:12:50,017 INFO L413 NwaCegarLoop]: 701 mSDtfsCounter, 166 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 14:12:50,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 1906 Invalid, 927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 657 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 14:12:50,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2022-12-13 14:12:50,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 555. [2022-12-13 14:12:50,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 392 states have (on average 1.3010204081632653) internal successors, (510), 397 states have internal predecessors, (510), 128 states have call successors, (128), 35 states have call predecessors, (128), 34 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2022-12-13 14:12:50,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 764 transitions. [2022-12-13 14:12:50,081 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 764 transitions. Word has length 184 [2022-12-13 14:12:50,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:12:50,082 INFO L495 AbstractCegarLoop]: Abstraction has 555 states and 764 transitions. [2022-12-13 14:12:50,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 14:12:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 764 transitions. [2022-12-13 14:12:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-13 14:12:50,084 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:50,085 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:12:50,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 14:12:50,085 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:50,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:50,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1554345543, now seen corresponding path program 1 times [2022-12-13 14:12:50,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:50,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415668021] [2022-12-13 14:12:50,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:50,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-12-13 14:12:50,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:50,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415668021] [2022-12-13 14:12:50,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415668021] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:12:50,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:12:50,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:12:50,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177935770] [2022-12-13 14:12:50,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:12:50,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:12:50,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:12:50,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:12:50,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:12:50,499 INFO L87 Difference]: Start difference. First operand 555 states and 764 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:12:51,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:12:51,911 INFO L93 Difference]: Finished difference Result 1620 states and 2306 transitions. [2022-12-13 14:12:51,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:12:51,911 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 184 [2022-12-13 14:12:51,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:12:51,921 INFO L225 Difference]: With dead ends: 1620 [2022-12-13 14:12:51,921 INFO L226 Difference]: Without dead ends: 1101 [2022-12-13 14:12:51,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:12:51,925 INFO L413 NwaCegarLoop]: 786 mSDtfsCounter, 956 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 493 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 493 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:12:51,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1026 Valid, 2678 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [493 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-12-13 14:12:51,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1101 states. [2022-12-13 14:12:51,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1101 to 1045. [2022-12-13 14:12:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1045 states, 745 states have (on average 1.3114093959731543) internal successors, (977), 754 states have internal predecessors, (977), 234 states have call successors, (234), 66 states have call predecessors, (234), 65 states have return successors, (232), 230 states have call predecessors, (232), 232 states have call successors, (232) [2022-12-13 14:12:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 1443 transitions. [2022-12-13 14:12:52,006 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 1443 transitions. Word has length 184 [2022-12-13 14:12:52,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:12:52,007 INFO L495 AbstractCegarLoop]: Abstraction has 1045 states and 1443 transitions. [2022-12-13 14:12:52,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:12:52,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1443 transitions. [2022-12-13 14:12:52,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-13 14:12:52,011 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:52,011 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:12:52,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 14:12:52,011 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:52,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:52,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1970427575, now seen corresponding path program 1 times [2022-12-13 14:12:52,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:52,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163809646] [2022-12-13 14:12:52,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:52,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:52,368 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-12-13 14:12:52,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:52,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163809646] [2022-12-13 14:12:52,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163809646] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:12:52,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:12:52,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 14:12:52,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217463683] [2022-12-13 14:12:52,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:12:52,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 14:12:52,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:12:52,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 14:12:52,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:12:52,370 INFO L87 Difference]: Start difference. First operand 1045 states and 1443 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:12:53,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:12:53,423 INFO L93 Difference]: Finished difference Result 2106 states and 2978 transitions. [2022-12-13 14:12:53,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:12:53,424 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 187 [2022-12-13 14:12:53,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:12:53,431 INFO L225 Difference]: With dead ends: 2106 [2022-12-13 14:12:53,431 INFO L226 Difference]: Without dead ends: 1097 [2022-12-13 14:12:53,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-12-13 14:12:53,437 INFO L413 NwaCegarLoop]: 1050 mSDtfsCounter, 1354 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 565 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 2398 SdHoareTripleChecker+Invalid, 1212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 565 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 14:12:53,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1432 Valid, 2398 Invalid, 1212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [565 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 14:12:53,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2022-12-13 14:12:53,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1044. [2022-12-13 14:12:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 744 states have (on average 1.3077956989247312) internal successors, (973), 753 states have internal predecessors, (973), 234 states have call successors, (234), 66 states have call predecessors, (234), 65 states have return successors, (232), 230 states have call predecessors, (232), 232 states have call successors, (232) [2022-12-13 14:12:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1439 transitions. [2022-12-13 14:12:53,524 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1439 transitions. Word has length 187 [2022-12-13 14:12:53,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:12:53,525 INFO L495 AbstractCegarLoop]: Abstraction has 1044 states and 1439 transitions. [2022-12-13 14:12:53,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:12:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1439 transitions. [2022-12-13 14:12:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-13 14:12:53,532 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:53,533 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:12:53,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 14:12:53,533 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:53,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:53,533 INFO L85 PathProgramCache]: Analyzing trace with hash 473984031, now seen corresponding path program 1 times [2022-12-13 14:12:53,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:53,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567994928] [2022-12-13 14:12:53,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:53,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:53,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 14:12:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 14:12:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:12:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:54,088 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-12-13 14:12:54,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:54,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567994928] [2022-12-13 14:12:54,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567994928] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:12:54,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:12:54,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:12:54,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996728748] [2022-12-13 14:12:54,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:12:54,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:12:54,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:12:54,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:12:54,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:12:54,090 INFO L87 Difference]: Start difference. First operand 1044 states and 1439 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 14:12:55,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:12:55,595 INFO L93 Difference]: Finished difference Result 3160 states and 4490 transitions. [2022-12-13 14:12:55,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:12:55,596 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 245 [2022-12-13 14:12:55,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:12:55,619 INFO L225 Difference]: With dead ends: 3160 [2022-12-13 14:12:55,619 INFO L226 Difference]: Without dead ends: 2148 [2022-12-13 14:12:55,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 14:12:55,624 INFO L413 NwaCegarLoop]: 969 mSDtfsCounter, 946 mSDsluCounter, 2164 mSDsCounter, 0 mSdLazyCounter, 1164 mSolverCounterSat, 413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3133 SdHoareTripleChecker+Invalid, 1577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 413 IncrementalHoareTripleChecker+Valid, 1164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:12:55,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1016 Valid, 3133 Invalid, 1577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [413 Valid, 1164 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-12-13 14:12:55,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2022-12-13 14:12:55,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 2041. [2022-12-13 14:12:55,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2041 states, 1460 states have (on average 1.3116438356164384) internal successors, (1915), 1477 states have internal predecessors, (1915), 451 states have call successors, (451), 130 states have call predecessors, (451), 129 states have return successors, (449), 445 states have call predecessors, (449), 449 states have call successors, (449) [2022-12-13 14:12:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 2041 states and 2815 transitions. [2022-12-13 14:12:55,722 INFO L78 Accepts]: Start accepts. Automaton has 2041 states and 2815 transitions. Word has length 245 [2022-12-13 14:12:55,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:12:55,722 INFO L495 AbstractCegarLoop]: Abstraction has 2041 states and 2815 transitions. [2022-12-13 14:12:55,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 14:12:55,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2815 transitions. [2022-12-13 14:12:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-12-13 14:12:55,727 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:55,727 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:12:55,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 14:12:55,728 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:55,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:55,728 INFO L85 PathProgramCache]: Analyzing trace with hash 383088536, now seen corresponding path program 1 times [2022-12-13 14:12:55,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:55,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643259344] [2022-12-13 14:12:55,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:55,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:55,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 14:12:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 14:12:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:12:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2022-12-13 14:12:56,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:56,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643259344] [2022-12-13 14:12:56,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643259344] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:12:56,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:12:56,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:12:56,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438355779] [2022-12-13 14:12:56,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:12:56,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:12:56,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:12:56,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:12:56,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:12:56,082 INFO L87 Difference]: Start difference. First operand 2041 states and 2815 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:12:56,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:12:56,880 INFO L93 Difference]: Finished difference Result 4878 states and 7030 transitions. [2022-12-13 14:12:56,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:12:56,880 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 267 [2022-12-13 14:12:56,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:12:56,892 INFO L225 Difference]: With dead ends: 4878 [2022-12-13 14:12:56,892 INFO L226 Difference]: Without dead ends: 2873 [2022-12-13 14:12:56,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:12:56,899 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 571 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 446 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 2122 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-13 14:12:56,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [685 Valid, 2122 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 446 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-13 14:12:56,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2873 states. [2022-12-13 14:12:56,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2873 to 2045. [2022-12-13 14:12:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2045 states, 1464 states have (on average 1.310792349726776) internal successors, (1919), 1481 states have internal predecessors, (1919), 451 states have call successors, (451), 130 states have call predecessors, (451), 129 states have return successors, (449), 445 states have call predecessors, (449), 449 states have call successors, (449) [2022-12-13 14:12:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 2045 states and 2819 transitions. [2022-12-13 14:12:56,990 INFO L78 Accepts]: Start accepts. Automaton has 2045 states and 2819 transitions. Word has length 267 [2022-12-13 14:12:56,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:12:56,991 INFO L495 AbstractCegarLoop]: Abstraction has 2045 states and 2819 transitions. [2022-12-13 14:12:56,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:12:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2819 transitions. [2022-12-13 14:12:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-12-13 14:12:56,996 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:56,996 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:12:56,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 14:12:56,997 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:56,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:56,997 INFO L85 PathProgramCache]: Analyzing trace with hash -896775142, now seen corresponding path program 1 times [2022-12-13 14:12:56,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:56,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951489629] [2022-12-13 14:12:56,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:56,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 14:12:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 14:12:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:12:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2022-12-13 14:12:57,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:57,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951489629] [2022-12-13 14:12:57,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951489629] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:12:57,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767607760] [2022-12-13 14:12:57,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:57,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:12:57,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:12:57,660 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:12:57,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 14:12:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:58,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 2093 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 14:12:58,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:12:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2022-12-13 14:12:58,289 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:12:58,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767607760] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:12:58,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 14:12:58,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2022-12-13 14:12:58,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400925416] [2022-12-13 14:12:58,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:12:58,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:12:58,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:12:58,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:12:58,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:12:58,291 INFO L87 Difference]: Start difference. First operand 2045 states and 2819 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:12:58,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:12:58,684 INFO L93 Difference]: Finished difference Result 3652 states and 5137 transitions. [2022-12-13 14:12:58,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:12:58,684 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 267 [2022-12-13 14:12:58,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:12:58,694 INFO L225 Difference]: With dead ends: 3652 [2022-12-13 14:12:58,694 INFO L226 Difference]: Without dead ends: 2642 [2022-12-13 14:12:58,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 344 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-12-13 14:12:58,698 INFO L413 NwaCegarLoop]: 1079 mSDtfsCounter, 945 mSDsluCounter, 2391 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 3470 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:12:58,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [945 Valid, 3470 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:12:58,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2022-12-13 14:12:58,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2051. [2022-12-13 14:12:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2051 states, 1470 states have (on average 1.3095238095238095) internal successors, (1925), 1487 states have internal predecessors, (1925), 451 states have call successors, (451), 130 states have call predecessors, (451), 129 states have return successors, (449), 445 states have call predecessors, (449), 449 states have call successors, (449) [2022-12-13 14:12:58,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 2825 transitions. [2022-12-13 14:12:58,809 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 2825 transitions. Word has length 267 [2022-12-13 14:12:58,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:12:58,810 INFO L495 AbstractCegarLoop]: Abstraction has 2051 states and 2825 transitions. [2022-12-13 14:12:58,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:12:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2825 transitions. [2022-12-13 14:12:58,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-12-13 14:12:58,815 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:12:58,815 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:12:58,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 14:12:59,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-13 14:12:59,016 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:12:59,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:12:59,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1205919431, now seen corresponding path program 1 times [2022-12-13 14:12:59,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:12:59,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205234269] [2022-12-13 14:12:59,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:59,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:12:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:12:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:12:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:12:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:12:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 14:12:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 14:12:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 14:12:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:12:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 14:12:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:12:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:12:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 14:12:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:12:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:12:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 14:12:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 14:12:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:12:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:12:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-12-13 14:12:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:12:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:12:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2022-12-13 14:12:59,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:12:59,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205234269] [2022-12-13 14:12:59,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205234269] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:12:59,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644731663] [2022-12-13 14:12:59,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:12:59,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:12:59,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:12:59,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:12:59,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 14:13:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:00,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 2178 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 14:13:00,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:13:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2022-12-13 14:13:00,294 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:13:00,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1644731663] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:13:00,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 14:13:00,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 12 [2022-12-13 14:13:00,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425517748] [2022-12-13 14:13:00,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:13:00,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:13:00,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:13:00,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:13:00,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2022-12-13 14:13:00,296 INFO L87 Difference]: Start difference. First operand 2051 states and 2825 transitions. Second operand has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 14:13:00,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:13:00,550 INFO L93 Difference]: Finished difference Result 4107 states and 5682 transitions. [2022-12-13 14:13:00,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:13:00,551 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 281 [2022-12-13 14:13:00,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:13:00,558 INFO L225 Difference]: With dead ends: 4107 [2022-12-13 14:13:00,558 INFO L226 Difference]: Without dead ends: 2055 [2022-12-13 14:13:00,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 357 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-12-13 14:13:00,564 INFO L413 NwaCegarLoop]: 748 mSDtfsCounter, 6 mSDsluCounter, 2956 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 3704 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:13:00,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 3704 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 14:13:00,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2055 states. [2022-12-13 14:13:00,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2055 to 2055. [2022-12-13 14:13:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2055 states, 1474 states have (on average 1.308683853459973) internal successors, (1929), 1491 states have internal predecessors, (1929), 451 states have call successors, (451), 130 states have call predecessors, (451), 129 states have return successors, (449), 445 states have call predecessors, (449), 449 states have call successors, (449) [2022-12-13 14:13:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 2055 states and 2829 transitions. [2022-12-13 14:13:00,678 INFO L78 Accepts]: Start accepts. Automaton has 2055 states and 2829 transitions. Word has length 281 [2022-12-13 14:13:00,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:13:00,678 INFO L495 AbstractCegarLoop]: Abstraction has 2055 states and 2829 transitions. [2022-12-13 14:13:00,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 14:13:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2829 transitions. [2022-12-13 14:13:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-13 14:13:00,683 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:13:00,683 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:13:00,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 14:13:00,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:00,884 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:13:00,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:13:00,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1447302382, now seen corresponding path program 1 times [2022-12-13 14:13:00,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:13:00,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232607349] [2022-12-13 14:13:00,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:00,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:13:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:13:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:13:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:13:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:13:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:13:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 14:13:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 14:13:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 14:13:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 14:13:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:13:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:13:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 14:13:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 14:13:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 14:13:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 14:13:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 14:13:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-12-13 14:13:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-12-13 14:13:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 10 proven. 91 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2022-12-13 14:13:01,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:13:01,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232607349] [2022-12-13 14:13:01,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232607349] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:13:01,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886560916] [2022-12-13 14:13:01,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:01,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:01,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:13:01,730 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:13:01,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 14:13:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:02,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 2343 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 14:13:02,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:13:02,764 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 351 proven. 1 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2022-12-13 14:13:02,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:13:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 10 proven. 91 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2022-12-13 14:13:03,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886560916] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:13:03,045 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:13:03,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 17 [2022-12-13 14:13:03,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122082722] [2022-12-13 14:13:03,046 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:13:03,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-13 14:13:03,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:13:03,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-13 14:13:03,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-12-13 14:13:03,047 INFO L87 Difference]: Start difference. First operand 2055 states and 2829 transitions. Second operand has 17 states, 15 states have (on average 9.0) internal successors, (135), 13 states have internal predecessors, (135), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2022-12-13 14:13:04,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:13:04,628 INFO L93 Difference]: Finished difference Result 4265 states and 6024 transitions. [2022-12-13 14:13:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-12-13 14:13:04,629 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 9.0) internal successors, (135), 13 states have internal predecessors, (135), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 292 [2022-12-13 14:13:04,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:13:04,637 INFO L225 Difference]: With dead ends: 4265 [2022-12-13 14:13:04,637 INFO L226 Difference]: Without dead ends: 2214 [2022-12-13 14:13:04,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 686 GetRequests, 656 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=181, Invalid=749, Unknown=0, NotChecked=0, Total=930 [2022-12-13 14:13:04,643 INFO L413 NwaCegarLoop]: 684 mSDtfsCounter, 381 mSDsluCounter, 5923 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 6607 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:13:04,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 6607 Invalid, 2238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:13:04,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2214 states. [2022-12-13 14:13:04,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2214 to 2074. [2022-12-13 14:13:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2074 states, 1488 states have (on average 1.3064516129032258) internal successors, (1944), 1505 states have internal predecessors, (1944), 453 states have call successors, (453), 133 states have call predecessors, (453), 132 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:13:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 2074 states and 2848 transitions. [2022-12-13 14:13:04,734 INFO L78 Accepts]: Start accepts. Automaton has 2074 states and 2848 transitions. Word has length 292 [2022-12-13 14:13:04,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:13:04,734 INFO L495 AbstractCegarLoop]: Abstraction has 2074 states and 2848 transitions. [2022-12-13 14:13:04,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 9.0) internal successors, (135), 13 states have internal predecessors, (135), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2022-12-13 14:13:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2848 transitions. [2022-12-13 14:13:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-12-13 14:13:04,739 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:13:04,740 INFO L195 NwaCegarLoop]: trace histogram [21, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:13:04,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 14:13:04,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:04,940 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:13:04,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:13:04,941 INFO L85 PathProgramCache]: Analyzing trace with hash 2066804380, now seen corresponding path program 2 times [2022-12-13 14:13:04,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:13:04,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561371167] [2022-12-13 14:13:04,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:04,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:13:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:13:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:13:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:13:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:13:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:13:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 14:13:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 14:13:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:13:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 14:13:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 14:13:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:13:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 14:13:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 14:13:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 14:13:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 14:13:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 14:13:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-12-13 14:13:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 14:13:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 12 proven. 138 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2022-12-13 14:13:05,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:13:05,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561371167] [2022-12-13 14:13:05,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561371167] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:13:05,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702162379] [2022-12-13 14:13:05,885 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:13:05,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:05,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:13:05,886 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:13:05,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 14:13:07,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 14:13:07,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:13:07,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 2493 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 14:13:07,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:13:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 417 proven. 3 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2022-12-13 14:13:07,819 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:13:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 12 proven. 138 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2022-12-13 14:13:08,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702162379] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:13:08,047 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:13:08,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 20 [2022-12-13 14:13:08,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314314340] [2022-12-13 14:13:08,047 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:13:08,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-12-13 14:13:08,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:13:08,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-12-13 14:13:08,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2022-12-13 14:13:08,049 INFO L87 Difference]: Start difference. First operand 2074 states and 2848 transitions. Second operand has 20 states, 18 states have (on average 7.666666666666667) internal successors, (138), 16 states have internal predecessors, (138), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2022-12-13 14:13:09,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:13:09,529 INFO L93 Difference]: Finished difference Result 4286 states and 6039 transitions. [2022-12-13 14:13:09,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-13 14:13:09,529 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.666666666666667) internal successors, (138), 16 states have internal predecessors, (138), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) Word has length 302 [2022-12-13 14:13:09,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:13:09,540 INFO L225 Difference]: With dead ends: 4286 [2022-12-13 14:13:09,541 INFO L226 Difference]: Without dead ends: 2218 [2022-12-13 14:13:09,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 674 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=225, Invalid=1035, Unknown=0, NotChecked=0, Total=1260 [2022-12-13 14:13:09,549 INFO L413 NwaCegarLoop]: 681 mSDtfsCounter, 321 mSDsluCounter, 7136 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 423 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 7817 SdHoareTripleChecker+Invalid, 2474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:13:09,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 7817 Invalid, 2474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:13:09,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2218 states. [2022-12-13 14:13:09,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2218 to 2078. [2022-12-13 14:13:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2078 states, 1492 states have (on average 1.3056300268096515) internal successors, (1948), 1509 states have internal predecessors, (1948), 453 states have call successors, (453), 133 states have call predecessors, (453), 132 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:13:09,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 2078 states and 2852 transitions. [2022-12-13 14:13:09,642 INFO L78 Accepts]: Start accepts. Automaton has 2078 states and 2852 transitions. Word has length 302 [2022-12-13 14:13:09,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:13:09,642 INFO L495 AbstractCegarLoop]: Abstraction has 2078 states and 2852 transitions. [2022-12-13 14:13:09,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.666666666666667) internal successors, (138), 16 states have internal predecessors, (138), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2022-12-13 14:13:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2852 transitions. [2022-12-13 14:13:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-12-13 14:13:09,646 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:13:09,646 INFO L195 NwaCegarLoop]: trace histogram [31, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:13:09,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 14:13:09,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-12-13 14:13:09,847 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:13:09,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:13:09,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1512009710, now seen corresponding path program 3 times [2022-12-13 14:13:09,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:13:09,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986883197] [2022-12-13 14:13:09,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:09,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:13:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:13:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:13:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:13:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:13:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:13:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 14:13:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:13:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 14:13:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 14:13:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 14:13:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 14:13:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 14:13:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 14:13:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 14:13:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 14:13:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-12-13 14:13:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 14:13:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-12-13 14:13:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:10,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 14 proven. 204 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2022-12-13 14:13:10,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:13:10,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986883197] [2022-12-13 14:13:10,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986883197] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:13:10,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833349659] [2022-12-13 14:13:10,782 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 14:13:10,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:10,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:13:10,783 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:13:10,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 14:13:12,683 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-12-13 14:13:12,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:13:12,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 1765 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-13 14:13:12,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:13:12,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 346 proven. 6 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2022-12-13 14:13:12,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:13:13,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 212 proven. 6 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2022-12-13 14:13:13,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833349659] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:13:13,079 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:13:13,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 24 [2022-12-13 14:13:13,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769678330] [2022-12-13 14:13:13,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:13:13,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-13 14:13:13,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:13:13,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-13 14:13:13,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2022-12-13 14:13:13,081 INFO L87 Difference]: Start difference. First operand 2078 states and 2852 transitions. Second operand has 24 states, 22 states have (on average 6.590909090909091) internal successors, (145), 20 states have internal predecessors, (145), 4 states have call successors, (54), 6 states have call predecessors, (54), 7 states have return successors, (44), 5 states have call predecessors, (44), 4 states have call successors, (44) [2022-12-13 14:13:14,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:13:14,968 INFO L93 Difference]: Finished difference Result 4294 states and 6047 transitions. [2022-12-13 14:13:14,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-12-13 14:13:14,968 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 6.590909090909091) internal successors, (145), 20 states have internal predecessors, (145), 4 states have call successors, (54), 6 states have call predecessors, (54), 7 states have return successors, (44), 5 states have call predecessors, (44), 4 states have call successors, (44) Word has length 312 [2022-12-13 14:13:14,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:13:14,974 INFO L225 Difference]: With dead ends: 4294 [2022-12-13 14:13:14,974 INFO L226 Difference]: Without dead ends: 2222 [2022-12-13 14:13:14,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 732 GetRequests, 691 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=269, Invalid=1453, Unknown=0, NotChecked=0, Total=1722 [2022-12-13 14:13:14,979 INFO L413 NwaCegarLoop]: 678 mSDtfsCounter, 242 mSDsluCounter, 7237 mSDsCounter, 0 mSdLazyCounter, 2317 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 7915 SdHoareTripleChecker+Invalid, 2636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 2317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:13:14,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 7915 Invalid, 2636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 2317 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-13 14:13:14,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2222 states. [2022-12-13 14:13:15,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2222 to 2082. [2022-12-13 14:13:15,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2082 states, 1496 states have (on average 1.304812834224599) internal successors, (1952), 1513 states have internal predecessors, (1952), 453 states have call successors, (453), 133 states have call predecessors, (453), 132 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:13:15,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 2082 states and 2856 transitions. [2022-12-13 14:13:15,069 INFO L78 Accepts]: Start accepts. Automaton has 2082 states and 2856 transitions. Word has length 312 [2022-12-13 14:13:15,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:13:15,070 INFO L495 AbstractCegarLoop]: Abstraction has 2082 states and 2856 transitions. [2022-12-13 14:13:15,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 6.590909090909091) internal successors, (145), 20 states have internal predecessors, (145), 4 states have call successors, (54), 6 states have call predecessors, (54), 7 states have return successors, (44), 5 states have call predecessors, (44), 4 states have call successors, (44) [2022-12-13 14:13:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2856 transitions. [2022-12-13 14:13:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-12-13 14:13:15,077 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:13:15,077 INFO L195 NwaCegarLoop]: trace histogram [41, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:13:15,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 14:13:15,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 14:13:15,278 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:13:15,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:13:15,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1843498780, now seen corresponding path program 4 times [2022-12-13 14:13:15,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:13:15,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632847286] [2022-12-13 14:13:15,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:15,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:13:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:13:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:13:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:13:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:13:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:13:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:15,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 14:13:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 14:13:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 14:13:16,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:13:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 14:13:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:13:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:13:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 14:13:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-12-13 14:13:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-12-13 14:13:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-12-13 14:13:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 14:13:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-12-13 14:13:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:16,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 16 proven. 289 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2022-12-13 14:13:16,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:13:16,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632847286] [2022-12-13 14:13:16,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632847286] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:13:16,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715330215] [2022-12-13 14:13:16,311 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-12-13 14:13:16,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:16,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:13:16,312 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:13:16,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 14:13:18,321 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-12-13 14:13:18,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:13:18,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 2793 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 14:13:18,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:13:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 1181 proven. 13 refuted. 0 times theorem prover too weak. 791 trivial. 0 not checked. [2022-12-13 14:13:18,476 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:13:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 140 proven. 165 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2022-12-13 14:13:18,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715330215] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:13:18,823 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:13:18,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2022-12-13 14:13:18,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320585949] [2022-12-13 14:13:18,823 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:13:18,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-13 14:13:18,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:13:18,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-13 14:13:18,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2022-12-13 14:13:18,825 INFO L87 Difference]: Start difference. First operand 2082 states and 2856 transitions. Second operand has 24 states, 22 states have (on average 6.636363636363637) internal successors, (146), 20 states have internal predecessors, (146), 4 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2022-12-13 14:13:21,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:13:21,576 INFO L93 Difference]: Finished difference Result 4314 states and 6072 transitions. [2022-12-13 14:13:21,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-12-13 14:13:21,577 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 6.636363636363637) internal successors, (146), 20 states have internal predecessors, (146), 4 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) Word has length 322 [2022-12-13 14:13:21,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:13:21,585 INFO L225 Difference]: With dead ends: 4314 [2022-12-13 14:13:21,585 INFO L226 Difference]: Without dead ends: 2243 [2022-12-13 14:13:21,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 760 GetRequests, 711 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=333, Invalid=1923, Unknown=0, NotChecked=0, Total=2256 [2022-12-13 14:13:21,590 INFO L413 NwaCegarLoop]: 659 mSDtfsCounter, 255 mSDsluCounter, 9838 mSDsCounter, 0 mSdLazyCounter, 2942 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 10497 SdHoareTripleChecker+Invalid, 3253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 2942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:13:21,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 10497 Invalid, 3253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 2942 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-12-13 14:13:21,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2243 states. [2022-12-13 14:13:21,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2243 to 2103. [2022-12-13 14:13:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2103 states, 1515 states have (on average 1.3042904290429043) internal successors, (1976), 1532 states have internal predecessors, (1976), 453 states have call successors, (453), 135 states have call predecessors, (453), 134 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:13:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 2103 states and 2880 transitions. [2022-12-13 14:13:21,681 INFO L78 Accepts]: Start accepts. Automaton has 2103 states and 2880 transitions. Word has length 322 [2022-12-13 14:13:21,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:13:21,681 INFO L495 AbstractCegarLoop]: Abstraction has 2103 states and 2880 transitions. [2022-12-13 14:13:21,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 6.636363636363637) internal successors, (146), 20 states have internal predecessors, (146), 4 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2022-12-13 14:13:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2880 transitions. [2022-12-13 14:13:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-13 14:13:21,686 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:13:21,686 INFO L195 NwaCegarLoop]: trace histogram [47, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:13:21,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 14:13:21,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:21,887 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:13:21,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:13:21,887 INFO L85 PathProgramCache]: Analyzing trace with hash -466446884, now seen corresponding path program 5 times [2022-12-13 14:13:21,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:13:21,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066712054] [2022-12-13 14:13:21,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:21,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:13:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:13:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:13:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:13:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:13:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:13:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 14:13:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:13:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 14:13:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 14:13:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 14:13:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 14:13:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-12-13 14:13:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 14:13:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 14:13:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-12-13 14:13:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 14:13:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 14:13:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-12-13 14:13:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2312 backedges. 18 proven. 369 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-12-13 14:13:22,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:13:22,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066712054] [2022-12-13 14:13:22,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066712054] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:13:22,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199180859] [2022-12-13 14:13:22,965 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-12-13 14:13:22,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:22,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:13:22,966 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:13:22,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 14:13:25,559 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2022-12-13 14:13:25,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:13:25,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-13 14:13:25,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:13:25,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2312 backedges. 688 proven. 15 refuted. 0 times theorem prover too weak. 1609 trivial. 0 not checked. [2022-12-13 14:13:25,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:13:26,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2312 backedges. 18 proven. 369 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-12-13 14:13:26,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199180859] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:13:26,081 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:13:26,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 11] total 26 [2022-12-13 14:13:26,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188939048] [2022-12-13 14:13:26,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:13:26,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-12-13 14:13:26,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:13:26,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-12-13 14:13:26,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=565, Unknown=0, NotChecked=0, Total=650 [2022-12-13 14:13:26,084 INFO L87 Difference]: Start difference. First operand 2103 states and 2880 transitions. Second operand has 26 states, 24 states have (on average 6.0) internal successors, (144), 22 states have internal predecessors, (144), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2022-12-13 14:13:28,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:13:28,955 INFO L93 Difference]: Finished difference Result 4344 states and 6099 transitions. [2022-12-13 14:13:28,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-12-13 14:13:28,956 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 6.0) internal successors, (144), 22 states have internal predecessors, (144), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) Word has length 328 [2022-12-13 14:13:28,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:13:28,963 INFO L225 Difference]: With dead ends: 4344 [2022-12-13 14:13:28,963 INFO L226 Difference]: Without dead ends: 2248 [2022-12-13 14:13:28,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 776 GetRequests, 722 SyntacticMatches, 3 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=388, Invalid=2368, Unknown=0, NotChecked=0, Total=2756 [2022-12-13 14:13:28,967 INFO L413 NwaCegarLoop]: 663 mSDtfsCounter, 246 mSDsluCounter, 9598 mSDsCounter, 0 mSdLazyCounter, 3158 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 10261 SdHoareTripleChecker+Invalid, 3468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 3158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:13:28,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 10261 Invalid, 3468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 3158 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-12-13 14:13:28,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2248 states. [2022-12-13 14:13:29,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2248 to 2108. [2022-12-13 14:13:29,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2108 states, 1520 states have (on average 1.3032894736842104) internal successors, (1981), 1537 states have internal predecessors, (1981), 453 states have call successors, (453), 135 states have call predecessors, (453), 134 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:13:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 2108 states and 2885 transitions. [2022-12-13 14:13:29,055 INFO L78 Accepts]: Start accepts. Automaton has 2108 states and 2885 transitions. Word has length 328 [2022-12-13 14:13:29,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:13:29,055 INFO L495 AbstractCegarLoop]: Abstraction has 2108 states and 2885 transitions. [2022-12-13 14:13:29,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 6.0) internal successors, (144), 22 states have internal predecessors, (144), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2022-12-13 14:13:29,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2885 transitions. [2022-12-13 14:13:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-13 14:13:29,060 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:13:29,060 INFO L195 NwaCegarLoop]: trace histogram [53, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:13:29,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 14:13:29,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-13 14:13:29,261 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:13:29,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:13:29,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1848348252, now seen corresponding path program 6 times [2022-12-13 14:13:29,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:13:29,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332386896] [2022-12-13 14:13:29,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:13:29,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:13:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:13:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:13:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:13:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:13:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:29,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:13:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 14:13:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 14:13:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 14:13:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:13:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 14:13:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 14:13:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 14:13:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 14:13:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 14:13:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 14:13:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 14:13:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 14:13:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:13:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-12-13 14:13:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:13:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:13:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 20 proven. 460 refuted. 0 times theorem prover too weak. 2195 trivial. 0 not checked. [2022-12-13 14:13:30,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:13:30,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332386896] [2022-12-13 14:13:30,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332386896] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:13:30,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454137176] [2022-12-13 14:13:30,430 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-12-13 14:13:30,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:13:30,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:13:30,431 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:13:30,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 14:19:03,914 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2022-12-13 14:19:03,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:19:03,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 2069 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-13 14:19:03,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:04,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 785 proven. 21 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-12-13 14:19:04,434 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:19:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 20 proven. 460 refuted. 0 times theorem prover too weak. 2195 trivial. 0 not checked. [2022-12-13 14:19:05,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [454137176] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:19:05,431 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:19:05,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 12] total 30 [2022-12-13 14:19:05,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784311902] [2022-12-13 14:19:05,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:19:05,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-12-13 14:19:05,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:19:05,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-12-13 14:19:05,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=782, Unknown=0, NotChecked=0, Total=870 [2022-12-13 14:19:05,434 INFO L87 Difference]: Start difference. First operand 2108 states and 2885 transitions. Second operand has 30 states, 28 states have (on average 5.285714285714286) internal successors, (148), 26 states have internal predecessors, (148), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2022-12-13 14:19:11,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:11,756 INFO L93 Difference]: Finished difference Result 4354 states and 6109 transitions. [2022-12-13 14:19:11,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 14:19:11,757 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 28 states have (on average 5.285714285714286) internal successors, (148), 26 states have internal predecessors, (148), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) Word has length 334 [2022-12-13 14:19:11,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:11,767 INFO L225 Difference]: With dead ends: 4354 [2022-12-13 14:19:11,767 INFO L226 Difference]: Without dead ends: 2253 [2022-12-13 14:19:11,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 730 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 891 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=475, Invalid=3685, Unknown=0, NotChecked=0, Total=4160 [2022-12-13 14:19:11,773 INFO L413 NwaCegarLoop]: 681 mSDtfsCounter, 256 mSDsluCounter, 11803 mSDsCounter, 0 mSdLazyCounter, 3798 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 12484 SdHoareTripleChecker+Invalid, 4116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 3798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:11,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 12484 Invalid, 4116 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [318 Valid, 3798 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-12-13 14:19:11,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2022-12-13 14:19:11,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 2113. [2022-12-13 14:19:11,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2113 states, 1525 states have (on average 1.301639344262295) internal successors, (1985), 1542 states have internal predecessors, (1985), 453 states have call successors, (453), 135 states have call predecessors, (453), 134 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:19:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2889 transitions. [2022-12-13 14:19:11,910 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2889 transitions. Word has length 334 [2022-12-13 14:19:11,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:11,910 INFO L495 AbstractCegarLoop]: Abstraction has 2113 states and 2889 transitions. [2022-12-13 14:19:11,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 28 states have (on average 5.285714285714286) internal successors, (148), 26 states have internal predecessors, (148), 4 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2022-12-13 14:19:11,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2889 transitions. [2022-12-13 14:19:11,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-12-13 14:19:11,917 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:11,917 INFO L195 NwaCegarLoop]: trace histogram [59, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:19:11,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-13 14:19:12,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:19:12,118 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:12,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:12,119 INFO L85 PathProgramCache]: Analyzing trace with hash 968795164, now seen corresponding path program 7 times [2022-12-13 14:19:12,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:19:12,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466240025] [2022-12-13 14:19:12,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:12,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:19:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:19:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:19:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:19:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:19:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:19:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:19:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 14:19:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 14:19:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:19:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 14:19:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 14:19:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 14:19:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 14:19:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 14:19:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 14:19:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 14:19:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 14:19:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 14:19:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:19:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-12-13 14:19:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:19:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-12-13 14:19:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:19:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 14:19:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:19:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:13,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3074 backedges. 22 proven. 562 refuted. 0 times theorem prover too weak. 2490 trivial. 0 not checked. [2022-12-13 14:19:13,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:19:13,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466240025] [2022-12-13 14:19:13,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466240025] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:19:13,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571711783] [2022-12-13 14:19:13,502 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-12-13 14:19:13,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:19:13,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:19:13,503 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:19:13,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-12-13 14:19:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:19,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 3063 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-13 14:19:19,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3074 backedges. 887 proven. 33 refuted. 0 times theorem prover too weak. 2154 trivial. 0 not checked. [2022-12-13 14:19:19,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:19:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3074 backedges. 22 proven. 562 refuted. 0 times theorem prover too weak. 2490 trivial. 0 not checked. [2022-12-13 14:19:20,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571711783] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:19:20,474 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:19:20,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 13] total 33 [2022-12-13 14:19:20,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715639567] [2022-12-13 14:19:20,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:19:20,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-12-13 14:19:20,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:19:20,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-12-13 14:19:20,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=956, Unknown=0, NotChecked=0, Total=1056 [2022-12-13 14:19:20,478 INFO L87 Difference]: Start difference. First operand 2113 states and 2889 transitions. Second operand has 33 states, 31 states have (on average 4.967741935483871) internal successors, (154), 29 states have internal predecessors, (154), 4 states have call successors, (64), 6 states have call predecessors, (64), 8 states have return successors, (45), 5 states have call predecessors, (45), 4 states have call successors, (45) [2022-12-13 14:19:28,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:28,190 INFO L93 Difference]: Finished difference Result 4364 states and 6117 transitions. [2022-12-13 14:19:28,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-12-13 14:19:28,190 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 31 states have (on average 4.967741935483871) internal successors, (154), 29 states have internal predecessors, (154), 4 states have call successors, (64), 6 states have call predecessors, (64), 8 states have return successors, (45), 5 states have call predecessors, (45), 4 states have call successors, (45) Word has length 340 [2022-12-13 14:19:28,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:28,199 INFO L225 Difference]: With dead ends: 4364 [2022-12-13 14:19:28,199 INFO L226 Difference]: Without dead ends: 2258 [2022-12-13 14:19:28,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 809 GetRequests, 742 SyntacticMatches, 3 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=443, Invalid=3847, Unknown=0, NotChecked=0, Total=4290 [2022-12-13 14:19:28,204 INFO L413 NwaCegarLoop]: 663 mSDtfsCounter, 246 mSDsluCounter, 13352 mSDsCounter, 0 mSdLazyCounter, 4327 mSolverCounterSat, 333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 14015 SdHoareTripleChecker+Invalid, 4660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 333 IncrementalHoareTripleChecker+Valid, 4327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:28,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 14015 Invalid, 4660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [333 Valid, 4327 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-12-13 14:19:28,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2022-12-13 14:19:28,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2118. [2022-12-13 14:19:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2118 states, 1530 states have (on average 1.3006535947712419) internal successors, (1990), 1547 states have internal predecessors, (1990), 453 states have call successors, (453), 135 states have call predecessors, (453), 134 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:19:28,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 2118 states and 2894 transitions. [2022-12-13 14:19:28,361 INFO L78 Accepts]: Start accepts. Automaton has 2118 states and 2894 transitions. Word has length 340 [2022-12-13 14:19:28,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:28,361 INFO L495 AbstractCegarLoop]: Abstraction has 2118 states and 2894 transitions. [2022-12-13 14:19:28,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 31 states have (on average 4.967741935483871) internal successors, (154), 29 states have internal predecessors, (154), 4 states have call successors, (64), 6 states have call predecessors, (64), 8 states have return successors, (45), 5 states have call predecessors, (45), 4 states have call successors, (45) [2022-12-13 14:19:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2894 transitions. [2022-12-13 14:19:28,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-12-13 14:19:28,366 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:28,366 INFO L195 NwaCegarLoop]: trace histogram [65, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:19:28,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-12-13 14:19:28,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:19:28,566 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:28,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:28,567 INFO L85 PathProgramCache]: Analyzing trace with hash -621449828, now seen corresponding path program 8 times [2022-12-13 14:19:28,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:19:28,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460007058] [2022-12-13 14:19:28,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:28,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:19:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:19:29,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:19:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:19:30,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:19:30,089 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 14:19:30,089 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:19:30,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 14:19:30,093 INFO L445 BasicCegarLoop]: Path program histogram: [8, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:30,096 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 14:19:30,115 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,117 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,119 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,121 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,122 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,124 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,125 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,126 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,127 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,127 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,128 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:19:30,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 02:19:30 BoogieIcfgContainer [2022-12-13 14:19:30,203 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 14:19:30,204 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:19:30,204 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:19:30,204 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:19:30,204 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:12:48" (3/4) ... [2022-12-13 14:19:30,206 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 14:19:30,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:19:30,207 INFO L158 Benchmark]: Toolchain (without parser) took 404834.35ms. Allocated memory was 151.0MB in the beginning and 566.2MB in the end (delta: 415.2MB). Free memory was 103.1MB in the beginning and 367.6MB in the end (delta: -264.5MB). Peak memory consumption was 152.3MB. Max. memory is 16.1GB. [2022-12-13 14:19:30,207 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:19:30,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1132.40ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 103.8MB in the end (delta: -1.2MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. [2022-12-13 14:19:30,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.06ms. Allocated memory is still 182.5MB. Free memory was 103.8MB in the beginning and 93.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 14:19:30,207 INFO L158 Benchmark]: Boogie Preprocessor took 113.48ms. Allocated memory is still 182.5MB. Free memory was 93.3MB in the beginning and 81.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 14:19:30,207 INFO L158 Benchmark]: RCFGBuilder took 1420.08ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 81.8MB in the beginning and 130.0MB in the end (delta: -48.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-12-13 14:19:30,208 INFO L158 Benchmark]: TraceAbstraction took 402062.08ms. Allocated memory was 220.2MB in the beginning and 566.2MB in the end (delta: 346.0MB). Free memory was 129.0MB in the beginning and 367.6MB in the end (delta: -238.6MB). Peak memory consumption was 348.6MB. Max. memory is 16.1GB. [2022-12-13 14:19:30,208 INFO L158 Benchmark]: Witness Printer took 2.68ms. Allocated memory is still 566.2MB. Free memory is still 367.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:19:30,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1132.40ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 103.8MB in the end (delta: -1.2MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.06ms. Allocated memory is still 182.5MB. Free memory was 103.8MB in the beginning and 93.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.48ms. Allocated memory is still 182.5MB. Free memory was 93.3MB in the beginning and 81.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1420.08ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 81.8MB in the beginning and 130.0MB in the end (delta: -48.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 402062.08ms. Allocated memory was 220.2MB in the beginning and 566.2MB in the end (delta: 346.0MB). Free memory was 129.0MB in the beginning and 367.6MB in the end (delta: -238.6MB). Peak memory consumption was 348.6MB. Max. memory is 16.1GB. * Witness Printer took 2.68ms. Allocated memory is still 566.2MB. Free memory is still 367.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 5816]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 4279. Possible FailurePath: [L4367] int LDV_IN_INTERRUPT = 1; [L4368] int ldv_state_variable_2 ; [L4369] struct md_rdev *cluster_ops_group0 ; [L4370] int ref_cnt ; [L4371] struct mddev *cluster_ops_group1 ; [L4372] int ldv_state_variable_1 ; [L4373] int ldv_state_variable_0 ; [L4374] struct dlm_slot *md_ls_ops_group0 ; [L4719] static struct dlm_lockspace_ops const md_ls_ops = {& recover_prep, & recover_slot, & recover_done}; [L5507-L5510] static struct md_cluster_operations cluster_ops = {& join, & leave, & slot_number, & resync_info_update, & resync_start, & resync_finish, & metadata_update_start, & metadata_update_finish, & metadata_update_cancel, & area_resyncing, & add_new_disk_start, & add_new_disk_finish, & new_disk_ack, & remove_disk, & gather_bitmaps}; [L5527] int ldv_retval_0 ; [L5855] int ldv_module_refcounter = 1; VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5553] bool ldvarg7 ; [L5554] sector_t ldvarg3 ; [L5555] sector_t ldvarg0 ; [L5556] sector_t ldvarg5 ; [L5557] sector_t ldvarg6 ; [L5558] sector_t ldvarg1 ; [L5559] int ldvarg4 ; [L5560] sector_t ldvarg2 ; [L5561] void *ldvarg8 ; [L5562] void *tmp ; [L5563] int ldvarg11 ; [L5564] void *ldvarg13 ; [L5565] void *tmp___0 ; [L5566] void *ldvarg10 ; [L5567] void *tmp___1 ; [L5568] uint32_t ldvarg12 ; [L5569] int ldvarg9 ; [L5570] int tmp___2 ; [L5571] int tmp___3 ; [L5572] int tmp___4 ; [L5573] int tmp___5 ; VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5575] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, calloc(1UL, size)={-18446744073709551617:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=1] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=1, calloc(1UL, size)={-18446744073709551617:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-18446744073709551617:0}, ref_cnt=0, size=1, tmp={-18446744073709551617:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, calloc(1UL, size)={-18446744073709551617:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-18446744073709551617:0}, ref_cnt=0, size=1, tmp={-18446744073709551617:0}] [L4333] return (p); VAL [\old(size)=1, \result={-18446744073709551617:0}, calloc(1UL, size)={-18446744073709551617:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-18446744073709551617:0}, ref_cnt=0, size=1, tmp={-18446744073709551617:0}] [L5575] RET, EXPR ldv_init_zalloc(1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-18446744073709551617:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5575] tmp = ldv_init_zalloc(1UL) [L5576] ldvarg8 = tmp VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}] [L5577] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, calloc(1UL, size)={-36893488147419103233:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=1] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=1, calloc(1UL, size)={-36893488147419103233:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-36893488147419103233:0}, ref_cnt=0, size=1, tmp={-36893488147419103233:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, calloc(1UL, size)={-36893488147419103233:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-36893488147419103233:0}, ref_cnt=0, size=1, tmp={-36893488147419103233:0}] [L4333] return (p); VAL [\old(size)=1, \result={-36893488147419103233:0}, calloc(1UL, size)={-36893488147419103233:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-36893488147419103233:0}, ref_cnt=0, size=1, tmp={-36893488147419103233:0}] [L5577] RET, EXPR ldv_init_zalloc(1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-36893488147419103233:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}] [L5577] tmp___0 = ldv_init_zalloc(1UL) [L5578] ldvarg13 = tmp___0 VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}] [L5579] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, calloc(1UL, size)={-110680464442257309697:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=1] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=1, calloc(1UL, size)={-110680464442257309697:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-110680464442257309697:0}, ref_cnt=0, size=1, tmp={-110680464442257309697:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, calloc(1UL, size)={-110680464442257309697:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-110680464442257309697:0}, ref_cnt=0, size=1, tmp={-110680464442257309697:0}] [L4333] return (p); VAL [\old(size)=1, \result={-110680464442257309697:0}, calloc(1UL, size)={-110680464442257309697:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-110680464442257309697:0}, ref_cnt=0, size=1, tmp={-110680464442257309697:0}] [L5579] RET, EXPR ldv_init_zalloc(1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-110680464442257309697:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}] [L5579] tmp___1 = ldv_init_zalloc(1UL) [L5580] ldvarg10 = tmp___1 [L5581] FCALL ldv_initialize() [L5582] CALL ldv_memset((void *)(& ldvarg7), 0, 1UL) VAL [\old(c)=0, \old(n)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={84:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=1, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=1, ref_cnt=0, s={84:0}, s={84:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=1, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={84:0}, n=1, ref_cnt=0, s={84:0}, s={84:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=1, \result={84:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=1, ref_cnt=0, s={84:0}, s={84:0}, tmp={84:0}] [L5582] RET ldv_memset((void *)(& ldvarg7), 0, 1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg7), 0, 1UL)={84:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5583] CALL ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={81:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={81:0}, s={81:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={81:0}, n=8, ref_cnt=0, s={81:0}, s={81:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={81:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={81:0}, s={81:0}, tmp={81:0}] [L5583] RET ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 8UL)={81:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5584] CALL ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={77:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={77:0}, s={77:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={77:0}, n=8, ref_cnt=0, s={77:0}, s={77:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={77:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={77:0}, s={77:0}, tmp={77:0}] [L5584] RET ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg0), 0, 8UL)={77:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5585] CALL ldv_memset((void *)(& ldvarg5), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={79:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={79:0}, s={79:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={79:0}, n=8, ref_cnt=0, s={79:0}, s={79:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={79:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={79:0}, s={79:0}, tmp={79:0}] [L5585] RET ldv_memset((void *)(& ldvarg5), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg5), 0, 8UL)={79:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5586] CALL ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={86:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={86:0}, s={86:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={86:0}, n=8, ref_cnt=0, s={86:0}, s={86:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={86:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={86:0}, s={86:0}, tmp={86:0}] [L5586] RET ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 8UL)={86:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5587] CALL ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={83:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={83:0}, s={83:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={83:0}, n=8, ref_cnt=0, s={83:0}, s={83:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={83:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={83:0}, s={83:0}, tmp={83:0}] [L5587] RET ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 8UL)={83:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5588] CALL ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={85:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={85:0}, s={85:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={85:0}, n=4, ref_cnt=0, s={85:0}, s={85:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={85:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={85:0}, s={85:0}, tmp={85:0}] [L5588] RET ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 4UL)={85:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5589] CALL ldv_memset((void *)(& ldvarg2), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={75:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={75:0}, s={75:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={75:0}, n=8, ref_cnt=0, s={75:0}, s={75:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={75:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={75:0}, s={75:0}, tmp={75:0}] [L5589] RET ldv_memset((void *)(& ldvarg2), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg2), 0, 8UL)={75:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5590] CALL ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={74:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={74:0}, s={74:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={74:0}, n=4, ref_cnt=0, s={74:0}, s={74:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={74:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={74:0}, s={74:0}, tmp={74:0}] [L5590] RET ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg11), 0, 4UL)={74:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5591] CALL ldv_memset((void *)(& ldvarg12), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={82:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={82:0}, s={82:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={82:0}, n=4, ref_cnt=0, s={82:0}, s={82:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={82:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={82:0}, s={82:0}, tmp={82:0}] [L5591] RET ldv_memset((void *)(& ldvarg12), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg12), 0, 4UL)={82:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5592] CALL ldv_memset((void *)(& ldvarg9), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={78:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={78:0}, s={78:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={78:0}, n=4, ref_cnt=0, s={78:0}, s={78:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={78:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={78:0}, s={78:0}, tmp={78:0}] [L5592] RET ldv_memset((void *)(& ldvarg9), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg9), 0, 4UL)={78:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5593] ldv_state_variable_1 = 0 [L5594] ref_cnt = 0 [L5595] ldv_state_variable_0 = 1 [L5596] ldv_state_variable_2 = 0 VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}] [L5598] tmp___2 = __VERIFIER_nondet_int() [L5600] case 0: [L5716] case 1: VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=1] [L5717] COND TRUE ldv_state_variable_0 != 0 [L5718] tmp___4 = __VERIFIER_nondet_int() [L5720] case 0: [L5728] case 1: VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=1, tmp___4=1] [L5729] COND TRUE ldv_state_variable_0 == 1 [L5730] CALL, EXPR cluster_init() [L5516] CALL register_md_cluster_operations(& cluster_ops, & __this_module) [L6002] return __VERIFIER_nondet_int(); [L5516] RET register_md_cluster_operations(& cluster_ops, & __this_module) [L5517] return (0); VAL [\result=0, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5730] RET, EXPR cluster_init() [L5730] ldv_retval_0 = cluster_init() [L5731] COND TRUE ldv_retval_0 == 0 [L5732] ldv_state_variable_0 = 3 [L5733] ldv_state_variable_2 = 1 [L5734] CALL ldv_initialize_dlm_lockspace_ops_2() [L5532] void *tmp ; VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5534] CALL, EXPR ldv_init_zalloc(8UL) VAL [\old(size)=8, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=8, __this_module={-90:91}, calloc(1UL, size)={-55340232221128654849:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=8] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=8, __this_module={-90:91}, calloc(1UL, size)={-55340232221128654849:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-55340232221128654849:0}, ref_cnt=0, size=8, tmp={-55340232221128654849:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=8, __this_module={-90:91}, calloc(1UL, size)={-55340232221128654849:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-55340232221128654849:0}, ref_cnt=0, size=8, tmp={-55340232221128654849:0}] [L4333] return (p); VAL [\old(size)=8, \result={-55340232221128654849:0}, __this_module={-90:91}, calloc(1UL, size)={-55340232221128654849:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-55340232221128654849:0}, ref_cnt=0, size=8, tmp={-55340232221128654849:0}] [L5534] RET, EXPR ldv_init_zalloc(8UL) VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(8UL)={-55340232221128654849:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5534] tmp = ldv_init_zalloc(8UL) [L5535] md_ls_ops_group0 = (struct dlm_slot *)tmp VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-55340232221128654849:0}] [L5734] RET ldv_initialize_dlm_lockspace_ops_2() [L5735] ldv_state_variable_1 = 1 [L5736] CALL ldv_initialize_md_cluster_operations_1() [L5541] void *tmp ; [L5542] void *tmp___0 ; VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L5544] CALL, EXPR ldv_init_zalloc(832UL) VAL [\old(size)=832, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=832, __this_module={-90:91}, calloc(1UL, size)={-73786976294838206465:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, size=832] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=832, __this_module={-90:91}, calloc(1UL, size)={-73786976294838206465:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, p={-73786976294838206465:0}, ref_cnt=0, size=832, tmp={-73786976294838206465:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=832, __this_module={-90:91}, calloc(1UL, size)={-73786976294838206465:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, p={-73786976294838206465:0}, ref_cnt=0, size=832, tmp={-73786976294838206465:0}] [L4333] return (p); VAL [\old(size)=832, \result={-73786976294838206465:0}, __this_module={-90:91}, calloc(1UL, size)={-73786976294838206465:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, p={-73786976294838206465:0}, ref_cnt=0, size=832, tmp={-73786976294838206465:0}] [L5544] RET, EXPR ldv_init_zalloc(832UL) VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(832UL)={-73786976294838206465:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L5544] tmp = ldv_init_zalloc(832UL) [L5545] cluster_ops_group0 = (struct md_rdev *)tmp VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-73786976294838206465:0}] [L5546] CALL, EXPR ldv_init_zalloc(2096UL) VAL [\old(size)=2096, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=2096, __this_module={-90:91}, calloc(1UL, size)={-92233720368547758081:0}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, size=2096] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=2096, __this_module={-90:91}, calloc(1UL, size)={-92233720368547758081:0}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, p={-92233720368547758081:0}, ref_cnt=0, size=2096, tmp={-92233720368547758081:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=2096, __this_module={-90:91}, calloc(1UL, size)={-92233720368547758081:0}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, p={-92233720368547758081:0}, ref_cnt=0, size=2096, tmp={-92233720368547758081:0}] [L4333] return (p); VAL [\old(size)=2096, \result={-92233720368547758081:0}, __this_module={-90:91}, calloc(1UL, size)={-92233720368547758081:0}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, p={-92233720368547758081:0}, ref_cnt=0, size=2096, tmp={-92233720368547758081:0}] [L5546] RET, EXPR ldv_init_zalloc(2096UL) VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(2096UL)={-92233720368547758081:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-73786976294838206465:0}] [L5546] tmp___0 = ldv_init_zalloc(2096UL) [L5547] cluster_ops_group1 = (struct mddev *)tmp___0 VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-73786976294838206465:0}, tmp___0={-92233720368547758081:0}] [L5736] RET ldv_initialize_md_cluster_operations_1() [L5739] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=1, tmp___4=1] [L5598] tmp___2 = __VERIFIER_nondet_int() [L5600] case 0: VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=0, tmp___4=1] [L5601] COND TRUE ldv_state_variable_1 != 0 [L5602] tmp___3 = __VERIFIER_nondet_int() [L5604] case 0: [L5611] case 1: [L5618] case 2: [L5625] case 3: [L5632] case 4: [L5639] case 5: [L5646] case 6: [L5653] case 7: [L5660] case 8: [L5667] case 9: VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=0, tmp___3=9, tmp___4=1] [L5668] COND TRUE ldv_state_variable_1 == 1 [L5669] EXPR \read(ldvarg4) [L5669] CALL join(cluster_ops_group1, ldvarg4) [L5089] struct md_cluster_info *cinfo ; [L5090] int ret ; [L5091] int ops_rv ; [L5092] char str[64U] ; [L5093] bool tmp ; [L5094] int tmp___0 ; [L5095] void *tmp___1 ; [L5096] struct lock_class_key __key ; [L5097] int tmp___2 ; [L5098] int tmp___3 ; [L5099] int tmp___4 ; [L5100] struct lock_class_key __key___0 ; [L5102] CALL, EXPR ldv_try_module_get_5(& __this_module) [L5798] int tmp ; [L5800] CALL, EXPR ldv_try_module_get(ldv_func_arg1) [L5868] int module_get_succeeded ; VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, module={-90:91}, module={-90:91}, ref_cnt=0] [L5870] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L5871] CALL, EXPR ldv_undef_int() [L4346] int tmp ; [L4348] tmp = __VERIFIER_nondet_int() [L4349] return (tmp); VAL [\result=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp=1] [L5871] RET, EXPR ldv_undef_int() [L5871] module_get_succeeded = ldv_undef_int() [L5872] COND TRUE module_get_succeeded == 1 [L5873] ldv_module_refcounter = ldv_module_refcounter + 1 [L5874] return (1); VAL [\result=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, module={-90:91}, module={-90:91}, module_get_succeeded=1, ref_cnt=0] [L5800] RET, EXPR ldv_try_module_get(ldv_func_arg1) [L5800] tmp = ldv_try_module_get(ldv_func_arg1) [L5801] return (tmp != 0); VAL [\result=1, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, ldv_func_arg1={-90:91}, ldv_func_arg1={-90:91}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp=1] [L5102] RET, EXPR ldv_try_module_get_5(& __this_module) [L5102] tmp = ldv_try_module_get_5(& __this_module) [L5103] COND TRUE \read(tmp) [L5104] tmp___0 = 0 VAL [\old(nodes)=0, __key={73:0}, __key___0={89:0}, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, mddev={-92233720368547758081:0}, mddev={-92233720368547758081:0}, nodes=0, ops_rv={87:0}, ref_cnt=0, str={90:0}, tmp=1, tmp___0=0] [L5108] COND FALSE !(\read(tmp___0)) VAL [\old(nodes)=0, __key={73:0}, __key___0={89:0}, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, mddev={-92233720368547758081:0}, mddev={-92233720368547758081:0}, nodes=0, ops_rv={87:0}, ref_cnt=0, str={90:0}, tmp=1, tmp___0=0] [L5112] CALL, EXPR kzalloc(536UL, 208U) VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4277] void *tmp ; [L4279] CALL, EXPR kmalloc(size, flags | 32768U) [L4268] void *tmp___2 ; [L4270] CALL, EXPR __kmalloc(size, flags) [L4263] CALL, EXPR ldv_malloc(size) VAL [\old(size)=536, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L4293] void *p ; [L4294] void *tmp ; [L4295] int tmp___0 ; [L4297] tmp___0 = __VERIFIER_nondet_int() [L4298] COND TRUE tmp___0 != 0 [L4299] return ((void *)0); VAL [\old(size)=536, \result={0:0}, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, size=536, tmp___0=1] [L4263] RET, EXPR ldv_malloc(size) VAL [\old(size)=536, \old(t)=32768, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_malloc(size)={0:0}, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, size=536, t=32768] [L4263] return ldv_malloc(size); [L4270] RET, EXPR __kmalloc(size, flags) [L4270] tmp___2 = __kmalloc(size, flags) [L4271] return (tmp___2); VAL [\old(flags)=32768, \old(size)=536, \result={0:0}, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, flags=32768, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, size=536, tmp___2={0:0}] [L4279] RET, EXPR kmalloc(size, flags | 32768U) [L4279] tmp = kmalloc(size, flags | 32768U) [L4280] return (tmp); VAL [\old(flags)=208, \old(size)=536, \result={0:0}, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, size=536, tmp={0:0}] [L5112] RET, EXPR kzalloc(536UL, 208U) VAL [\old(nodes)=0, __key={73:0}, __key___0={89:0}, __this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, kzalloc(536UL, 208U)={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, mddev={-92233720368547758081:0}, mddev={-92233720368547758081:0}, nodes=0, ops_rv={87:0}, ref_cnt=0, str={90:0}, tmp=1, tmp___0=0] [L5112] tmp___1 = kzalloc(536UL, 208U) [L5113] cinfo = (struct md_cluster_info *)tmp___1 VAL [\old(nodes)=0, __key={73:0}, __key___0={89:0}, __this_module={-90:91}, cinfo={0:0}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, mddev={-92233720368547758081:0}, mddev={-92233720368547758081:0}, nodes=0, ops_rv={87:0}, ref_cnt=0, str={90:0}, tmp=1, tmp___0=0, tmp___1={0:0}] [L5114] COND TRUE (unsigned long )cinfo == (unsigned long )((struct md_cluster_info *)0) [L5115] return (-12); [L5115] return (-12); [L5115] return (-12); [L5115] return (-12); [L5115] return (-12); VAL [\old(nodes)=0, \result=-12, __this_module={-90:91}, cinfo={0:0}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, mddev={-92233720368547758081:0}, mddev={-92233720368547758081:0}, nodes=0, ref_cnt=0, tmp=1, tmp___0=0, tmp___1={0:0}] [L5669] RET join(cluster_ops_group1, ldvarg4) [L5670] ldv_state_variable_1 = 1 VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=0, tmp___3=9, tmp___4=1] [L5598] tmp___2 = __VERIFIER_nondet_int() [L5600] case 0: [L5716] case 1: VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=1, tmp___3=9, tmp___4=1] [L5717] COND TRUE ldv_state_variable_0 != 0 [L5718] tmp___4 = __VERIFIER_nondet_int() [L5720] case 0: VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=1, tmp___3=9, tmp___4=0] [L5721] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L5722] CALL cluster_exit() [L5523] CALL unregister_md_cluster_operations() [L6010] return __VERIFIER_nondet_int(); [L5523] RET unregister_md_cluster_operations() [L5722] RET cluster_exit() [L5723] ldv_state_variable_0 = 2 VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={77:0}, ldvarg1={83:0}, ldvarg10={-110680464442257309697:0}, ldvarg11={74:0}, ldvarg12={82:0}, ldvarg13={-36893488147419103233:0}, ldvarg2={75:0}, ldvarg3={81:0}, ldvarg4={85:0}, ldvarg5={79:0}, ldvarg6={86:0}, ldvarg7={84:0}, ldvarg8={-18446744073709551617:0}, ldvarg9={78:0}, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-110680464442257309697:0}, tmp___2=1, tmp___3=9, tmp___4=0] [L5792] CALL ldv_check_final_state() [L5914] COND TRUE ldv_module_refcounter != 1 VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L5915] CALL ldv_error() VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] [L5816] reach_error() VAL [__this_module={-90:91}, cluster_ops={72:0}, cluster_ops_group0={-73786976294838206465:0}, cluster_ops_group1={-92233720368547758081:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-55340232221128654849:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 567 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 401.9s, OverallIterations: 15, TraceHistogramMax: 65, PathProgramHistogramMax: 8, EmptinessCheckTime: 0.1s, AutomataDifference: 31.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7233 SdHoareTripleChecker+Valid, 23.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6891 mSDsluCounter, 89007 SdHoareTripleChecker+Invalid, 20.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 77999 mSDsCounter, 4917 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24396 IncrementalHoareTripleChecker+Invalid, 29313 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4917 mSolverCounterUnsat, 11008 mSDtfsCounter, 24396 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6381 GetRequests, 5983 SyntacticMatches, 17 SemanticMatches, 381 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3462 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2118occurred in iteration=14, InterpolantAutomatonStates: 235, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 2643 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 348.3s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 6969 NumberOfCodeBlocks, 6448 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 8823 ConstructedInterpolants, 0 QuantifiedInterpolants, 15722 SizeOfPredicates, 26 NumberOfNonLiveVariables, 19206 ConjunctsInSsa, 215 ConjunctsInUnsatCore, 30 InterpolantComputations, 7 PerfectInterpolantSequences, 42656/46724 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 14:19:30,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 03d5d1a576959110e79c00ca2825754bce7439905d85699b470a90adbbee10ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 14:19:31,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:19:31,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:19:32,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:19:32,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:19:32,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:19:32,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:19:32,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:19:32,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:19:32,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:19:32,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:19:32,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:19:32,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:19:32,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:19:32,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:19:32,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:19:32,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:19:32,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:19:32,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:19:32,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:19:32,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:19:32,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:19:32,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:19:32,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:19:32,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:19:32,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:19:32,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:19:32,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:19:32,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:19:32,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:19:32,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:19:32,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:19:32,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:19:32,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:19:32,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:19:32,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:19:32,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:19:32,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:19:32,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:19:32,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:19:32,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:19:32,056 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 14:19:32,079 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:19:32,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:19:32,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:19:32,080 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:19:32,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:19:32,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:19:32,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:19:32,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:19:32,081 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:19:32,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 14:19:32,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 14:19:32,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:19:32,083 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:19:32,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:19:32,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:19:32,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:19:32,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:19:32,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:19:32,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:19:32,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:19:32,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:19:32,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 14:19:32,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 14:19:32,084 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:19:32,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:19:32,085 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:19:32,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:19:32,085 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 14:19:32,085 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:19:32,085 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d5d1a576959110e79c00ca2825754bce7439905d85699b470a90adbbee10ad [2022-12-13 14:19:32,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:19:32,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:19:32,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:19:32,366 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:19:32,366 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:19:32,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-12-13 14:19:35,055 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:19:35,338 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:19:35,338 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-12-13 14:19:35,375 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data/fea09e707/bb964ff6fe26435398da5b7101bb720e/FLAGf8544bd6e [2022-12-13 14:19:35,386 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/data/fea09e707/bb964ff6fe26435398da5b7101bb720e [2022-12-13 14:19:35,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:19:35,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:19:35,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:19:35,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:19:35,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:19:35,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:19:35" (1/1) ... [2022-12-13 14:19:35,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db54bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:35, skipping insertion in model container [2022-12-13 14:19:35,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:19:35" (1/1) ... [2022-12-13 14:19:35,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:19:35,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:19:35,837 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 14:19:35,873 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:19:35,876 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:19:35,890 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:19:35,939 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,089 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,094 WARN L623 FunctionHandler]: Unknown extern function dlm_lock [2022-12-13 14:19:36,096 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,108 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:19:36,110 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,113 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,113 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,114 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,119 WARN L623 FunctionHandler]: Unknown extern function dlm_unlock [2022-12-13 14:19:36,120 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,120 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,120 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,121 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,125 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:19:36,127 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:19:36,146 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:19:36,146 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,150 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,151 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:19:36,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,153 WARN L623 FunctionHandler]: Unknown extern function md_check_recovery [2022-12-13 14:19:36,160 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,163 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:19:36,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,165 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:19:36,169 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,174 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:19:36,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,179 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:19:36,179 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,196 WARN L623 FunctionHandler]: Unknown extern function kobject_uevent_env [2022-12-13 14:19:36,197 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-13 14:19:36,199 WARN L623 FunctionHandler]: Unknown extern function md_reload_sb [2022-12-13 14:19:36,202 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:19:36,202 WARN L623 FunctionHandler]: Unknown extern function md_kick_rdev_from_array [2022-12-13 14:19:36,202 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,205 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:19:36,206 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,206 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,224 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,224 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,235 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 14:19:36,236 WARN L623 FunctionHandler]: Unknown extern function dlm_new_lockspace [2022-12-13 14:19:36,236 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,237 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,238 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:19:36,238 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,241 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,241 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,242 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,243 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,243 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:19:36,244 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:19:36,245 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,248 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:19:36,248 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:19:36,249 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:19:36,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,288 WARN L623 FunctionHandler]: Unknown extern function md_update_sb [2022-12-13 14:19:36,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,292 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,297 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:19:36,297 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,301 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,301 WARN L623 FunctionHandler]: Unknown extern function register_md_cluster_operations [2022-12-13 14:19:36,303 WARN L623 FunctionHandler]: Unknown extern function unregister_md_cluster_operations [2022-12-13 14:19:36,310 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:19:36,318 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-12-13 14:19:36,339 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,340 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:19:36,359 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 14:19:36,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:19:36,469 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 14:19:36,470 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:19:36,471 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:19:36,472 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:19:36,472 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,479 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,480 WARN L623 FunctionHandler]: Unknown extern function dlm_lock [2022-12-13 14:19:36,480 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,483 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:19:36,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,486 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,486 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,486 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,487 WARN L623 FunctionHandler]: Unknown extern function dlm_unlock [2022-12-13 14:19:36,488 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,488 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,488 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,489 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,489 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:19:36,490 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:19:36,495 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:19:36,495 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,496 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,497 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:19:36,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,499 WARN L623 FunctionHandler]: Unknown extern function md_check_recovery [2022-12-13 14:19:36,500 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,501 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:19:36,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,503 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:19:36,503 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,504 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:19:36,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,506 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:19:36,506 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,511 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,512 WARN L623 FunctionHandler]: Unknown extern function kobject_uevent_env [2022-12-13 14:19:36,513 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-13 14:19:36,513 WARN L623 FunctionHandler]: Unknown extern function md_reload_sb [2022-12-13 14:19:36,514 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:19:36,514 WARN L623 FunctionHandler]: Unknown extern function md_kick_rdev_from_array [2022-12-13 14:19:36,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,515 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:19:36,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,517 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,517 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,523 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,524 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,531 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 14:19:36,532 WARN L623 FunctionHandler]: Unknown extern function dlm_new_lockspace [2022-12-13 14:19:36,533 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,533 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,534 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:19:36,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,555 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:19:36,556 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:19:36,556 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,558 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:19:36,558 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:19:36,558 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:19:36,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,562 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,568 WARN L623 FunctionHandler]: Unknown extern function md_update_sb [2022-12-13 14:19:36,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,570 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,572 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:19:36,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,574 WARN L623 FunctionHandler]: Unknown extern function register_md_cluster_operations [2022-12-13 14:19:36,575 WARN L623 FunctionHandler]: Unknown extern function unregister_md_cluster_operations [2022-12-13 14:19:36,576 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:19:36,589 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-12-13 14:19:36,594 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,595 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:19:36,603 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:19:36,687 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 14:19:36,688 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:19:36,688 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:19:36,689 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:19:36,690 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,693 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,694 WARN L623 FunctionHandler]: Unknown extern function dlm_lock [2022-12-13 14:19:36,694 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,715 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 14:19:36,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,717 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,717 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,717 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,717 WARN L623 FunctionHandler]: Unknown extern function dlm_unlock [2022-12-13 14:19:36,718 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,718 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,718 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,718 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,718 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:19:36,719 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 14:19:36,725 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:19:36,725 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,726 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:19:36,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,727 WARN L623 FunctionHandler]: Unknown extern function md_check_recovery [2022-12-13 14:19:36,729 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,730 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:19:36,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,731 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:19:36,734 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,736 WARN L623 FunctionHandler]: Unknown extern function md_wakeup_thread [2022-12-13 14:19:36,737 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,737 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 14:19:36,737 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,743 WARN L623 FunctionHandler]: Unknown extern function kobject_uevent_env [2022-12-13 14:19:36,743 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-13 14:19:36,761 WARN L623 FunctionHandler]: Unknown extern function md_reload_sb [2022-12-13 14:19:36,761 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:19:36,761 WARN L623 FunctionHandler]: Unknown extern function md_kick_rdev_from_array [2022-12-13 14:19:36,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,762 WARN L623 FunctionHandler]: Unknown extern function md_find_rdev_nr_rcu [2022-12-13 14:19:36,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,769 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,771 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,771 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,771 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,772 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,777 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 14:19:36,779 WARN L623 FunctionHandler]: Unknown extern function dlm_new_lockspace [2022-12-13 14:19:36,780 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 14:19:36,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,781 WARN L623 FunctionHandler]: Unknown extern function md_register_thread [2022-12-13 14:19:36,781 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,782 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,784 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:19:36,784 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:19:36,787 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:19:36,806 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:19:36,806 WARN L623 FunctionHandler]: Unknown extern function md_unregister_thread [2022-12-13 14:19:36,807 WARN L623 FunctionHandler]: Unknown extern function dlm_release_lockspace [2022-12-13 14:19:36,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,842 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,870 WARN L623 FunctionHandler]: Unknown extern function md_update_sb [2022-12-13 14:19:36,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,875 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 14:19:36,885 WARN L623 FunctionHandler]: Unknown extern function bitmap_copy_from_slot [2022-12-13 14:19:36,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:19:36,888 WARN L623 FunctionHandler]: Unknown extern function register_md_cluster_operations [2022-12-13 14:19:36,888 WARN L623 FunctionHandler]: Unknown extern function unregister_md_cluster_operations [2022-12-13 14:19:36,890 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:19:36,896 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_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2022-12-13 14:19:36,900 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,901 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 14:19:36,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:19:36,954 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:19:36,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36 WrapperNode [2022-12-13 14:19:36,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:19:36,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:19:36,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:19:36,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:19:36,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:36,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,034 INFO L138 Inliner]: procedures = 159, calls = 793, calls flagged for inlining = 67, calls inlined = 53, statements flattened = 1680 [2022-12-13 14:19:37,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:19:37,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:19:37,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:19:37,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:19:37,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,099 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:19:37,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:19:37,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:19:37,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:19:37,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (1/1) ... [2022-12-13 14:19:37,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:19:37,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:19:37,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:19:37,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:19:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock_sync [2022-12-13 14:19:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock_sync [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_free [2022-12-13 14:19:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_free [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 14:19:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 14:19:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 14:19:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_lockspace [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_lockspace [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure lock_comm [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_comm [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-13 14:19:37,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-13 14:19:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 14:19:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-12-13 14:19:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 14:19:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-13 14:19:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2022-12-13 14:19:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2022-12-13 14:19:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 14:19:37,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_copy_from_slot [2022-12-13 14:19:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_copy_from_slot [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 14:19:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 14:19:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 14:19:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-12-13 14:19:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2022-12-13 14:19:37,203 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:19:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2022-12-13 14:19:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-12-13 14:19:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure resync_send [2022-12-13 14:19:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_send [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-13 14:19:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_init [2022-12-13 14:19:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_init [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:19:37,204 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_comm [2022-12-13 14:19:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_comm [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-12-13 14:19:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure resync_info_update [2022-12-13 14:19:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_info_update [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 14:19:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 14:19:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure __sendmsg [2022-12-13 14:19:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __sendmsg [2022-12-13 14:19:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 14:19:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 14:19:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-13 14:19:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure pretty_uuid [2022-12-13 14:19:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pretty_uuid [2022-12-13 14:19:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:19:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:19:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure sendmsg [2022-12-13 14:19:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sendmsg [2022-12-13 14:19:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock_sync [2022-12-13 14:19:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock_sync [2022-12-13 14:19:37,550 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:19:37,553 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:19:39,781 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 14:19:49,715 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:19:49,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:19:49,722 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 14:19:49,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:19:49 BoogieIcfgContainer [2022-12-13 14:19:49,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:19:49,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:19:49,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:19:49,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:19:49,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:19:35" (1/3) ... [2022-12-13 14:19:49,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@abff228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:19:49, skipping insertion in model container [2022-12-13 14:19:49,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:19:36" (2/3) ... [2022-12-13 14:19:49,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@abff228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:19:49, skipping insertion in model container [2022-12-13 14:19:49,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:19:49" (3/3) ... [2022-12-13 14:19:49,729 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2022-12-13 14:19:49,742 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:19:49,742 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:19:49,784 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:19:49,788 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=PETRI_NET, 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;@19649dc4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:19:49,788 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:19:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 566 states, 397 states have (on average 1.314861460957179) internal successors, (522), 408 states have internal predecessors, (522), 132 states have call successors, (132), 36 states have call predecessors, (132), 35 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) [2022-12-13 14:19:49,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-13 14:19:49,803 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:49,803 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:49,804 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:49,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:49,807 INFO L85 PathProgramCache]: Analyzing trace with hash 838103873, now seen corresponding path program 1 times [2022-12-13 14:19:49,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:49,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17180230] [2022-12-13 14:19:49,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:49,818 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:49,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:49,819 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:49,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 14:19:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:50,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 14:19:50,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2022-12-13 14:19:50,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:19:50,383 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:19:50,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17180230] [2022-12-13 14:19:50,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [17180230] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:19:50,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:19:50,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 14:19:50,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778005060] [2022-12-13 14:19:50,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:19:50,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 14:19:50,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:19:50,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 14:19:50,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:19:50,421 INFO L87 Difference]: Start difference. First operand has 566 states, 397 states have (on average 1.314861460957179) internal successors, (522), 408 states have internal predecessors, (522), 132 states have call successors, (132), 36 states have call predecessors, (132), 35 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 14:19:50,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:50,489 INFO L93 Difference]: Finished difference Result 1127 states and 1584 transitions. [2022-12-13 14:19:50,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 14:19:50,491 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 184 [2022-12-13 14:19:50,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:50,500 INFO L225 Difference]: With dead ends: 1127 [2022-12-13 14:19:50,500 INFO L226 Difference]: Without dead ends: 555 [2022-12-13 14:19:50,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:19:50,508 INFO L413 NwaCegarLoop]: 777 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:50,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 777 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:19:50,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2022-12-13 14:19:50,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2022-12-13 14:19:50,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 392 states have (on average 1.3010204081632653) internal successors, (510), 397 states have internal predecessors, (510), 128 states have call successors, (128), 35 states have call predecessors, (128), 34 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2022-12-13 14:19:50,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 764 transitions. [2022-12-13 14:19:50,563 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 764 transitions. Word has length 184 [2022-12-13 14:19:50,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:50,563 INFO L495 AbstractCegarLoop]: Abstraction has 555 states and 764 transitions. [2022-12-13 14:19:50,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 14:19:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 764 transitions. [2022-12-13 14:19:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-13 14:19:50,566 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:50,566 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:50,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 14:19:50,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:50,767 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:50,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:50,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1554345543, now seen corresponding path program 1 times [2022-12-13 14:19:50,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:50,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1548791058] [2022-12-13 14:19:50,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:50,769 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:50,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:50,770 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:50,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 14:19:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:51,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:19:51,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2022-12-13 14:19:51,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:19:51,389 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:19:51,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1548791058] [2022-12-13 14:19:51,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1548791058] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:19:51,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:19:51,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:19:51,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998252344] [2022-12-13 14:19:51,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:19:51,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:19:51,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:19:51,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:19:51,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:19:51,392 INFO L87 Difference]: Start difference. First operand 555 states and 764 transitions. Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 14:19:51,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:51,829 INFO L93 Difference]: Finished difference Result 1106 states and 1536 transitions. [2022-12-13 14:19:51,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:19:51,830 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 184 [2022-12-13 14:19:51,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:51,833 INFO L225 Difference]: With dead ends: 1106 [2022-12-13 14:19:51,833 INFO L226 Difference]: Without dead ends: 556 [2022-12-13 14:19:51,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 14:19:51,835 INFO L413 NwaCegarLoop]: 750 mSDtfsCounter, 6 mSDsluCounter, 2964 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 3714 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:51,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 3714 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 14:19:51,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2022-12-13 14:19:51,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 556. [2022-12-13 14:19:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 393 states have (on average 1.3002544529262086) internal successors, (511), 398 states have internal predecessors, (511), 128 states have call successors, (128), 35 states have call predecessors, (128), 34 states have return successors, (126), 125 states have call predecessors, (126), 126 states have call successors, (126) [2022-12-13 14:19:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 765 transitions. [2022-12-13 14:19:51,859 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 765 transitions. Word has length 184 [2022-12-13 14:19:51,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:51,860 INFO L495 AbstractCegarLoop]: Abstraction has 556 states and 765 transitions. [2022-12-13 14:19:51,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 14:19:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 765 transitions. [2022-12-13 14:19:51,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-12-13 14:19:51,868 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:51,869 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:51,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 14:19:52,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:52,070 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:52,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:52,070 INFO L85 PathProgramCache]: Analyzing trace with hash 906828110, now seen corresponding path program 1 times [2022-12-13 14:19:52,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:52,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51282205] [2022-12-13 14:19:52,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:52,072 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:52,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:52,074 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:52,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 14:19:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:52,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 14:19:52,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 226 proven. 1 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2022-12-13 14:19:52,776 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:19:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 10 proven. 91 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-12-13 14:19:53,274 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:19:53,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51282205] [2022-12-13 14:19:53,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51282205] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:19:53,275 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:19:53,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-12-13 14:19:53,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804856720] [2022-12-13 14:19:53,275 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:19:53,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 14:19:53,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:19:53,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 14:19:53,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:19:53,278 INFO L87 Difference]: Start difference. First operand 556 states and 765 transitions. Second operand has 11 states, 9 states have (on average 7.111111111111111) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2022-12-13 14:19:53,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:53,924 INFO L93 Difference]: Finished difference Result 1118 states and 1552 transitions. [2022-12-13 14:19:53,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 14:19:53,925 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 7.111111111111111) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 195 [2022-12-13 14:19:53,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:53,930 INFO L225 Difference]: With dead ends: 1118 [2022-12-13 14:19:53,930 INFO L226 Difference]: Without dead ends: 572 [2022-12-13 14:19:53,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-12-13 14:19:53,933 INFO L413 NwaCegarLoop]: 750 mSDtfsCounter, 14 mSDsluCounter, 2970 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 3720 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:53,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 3720 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 14:19:53,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2022-12-13 14:19:53,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2022-12-13 14:19:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 404 states have (on average 1.2945544554455446) internal successors, (523), 409 states have internal predecessors, (523), 130 states have call successors, (130), 38 states have call predecessors, (130), 37 states have return successors, (128), 127 states have call predecessors, (128), 128 states have call successors, (128) [2022-12-13 14:19:53,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 781 transitions. [2022-12-13 14:19:53,965 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 781 transitions. Word has length 195 [2022-12-13 14:19:53,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:53,966 INFO L495 AbstractCegarLoop]: Abstraction has 572 states and 781 transitions. [2022-12-13 14:19:53,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 7.111111111111111) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2022-12-13 14:19:53,966 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 781 transitions. [2022-12-13 14:19:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-12-13 14:19:53,969 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:53,970 INFO L195 NwaCegarLoop]: trace histogram [21, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:53,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 14:19:54,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:54,170 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:54,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:54,171 INFO L85 PathProgramCache]: Analyzing trace with hash -131890044, now seen corresponding path program 2 times [2022-12-13 14:19:54,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:54,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1350772525] [2022-12-13 14:19:54,172 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:19:54,172 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:54,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:54,173 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:54,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 14:19:54,475 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 14:19:54,475 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:19:54,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:19:54,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 978 trivial. 0 not checked. [2022-12-13 14:19:54,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:19:54,538 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:19:54,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1350772525] [2022-12-13 14:19:54,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1350772525] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:19:54,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:19:54,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:19:54,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999614888] [2022-12-13 14:19:54,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:19:54,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:19:54,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:19:54,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:19:54,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:19:54,540 INFO L87 Difference]: Start difference. First operand 572 states and 781 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:19:54,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:54,660 INFO L93 Difference]: Finished difference Result 1592 states and 2187 transitions. [2022-12-13 14:19:54,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:19:54,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 205 [2022-12-13 14:19:54,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:54,670 INFO L225 Difference]: With dead ends: 1592 [2022-12-13 14:19:54,670 INFO L226 Difference]: Without dead ends: 1067 [2022-12-13 14:19:54,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:19:54,674 INFO L413 NwaCegarLoop]: 875 mSDtfsCounter, 678 mSDsluCounter, 750 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1625 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:54,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 1625 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 14:19:54,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2022-12-13 14:19:54,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 1064. [2022-12-13 14:19:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1064 states, 759 states have (on average 1.3069828722002634) internal successors, (992), 768 states have internal predecessors, (992), 236 states have call successors, (236), 69 states have call predecessors, (236), 68 states have return successors, (234), 232 states have call predecessors, (234), 234 states have call successors, (234) [2022-12-13 14:19:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1462 transitions. [2022-12-13 14:19:54,736 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1462 transitions. Word has length 205 [2022-12-13 14:19:54,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:54,737 INFO L495 AbstractCegarLoop]: Abstraction has 1064 states and 1462 transitions. [2022-12-13 14:19:54,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:19:54,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1462 transitions. [2022-12-13 14:19:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-12-13 14:19:54,740 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:54,741 INFO L195 NwaCegarLoop]: trace histogram [21, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:54,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 14:19:54,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:54,941 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:54,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:54,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1617661420, now seen corresponding path program 1 times [2022-12-13 14:19:54,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:54,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553168032] [2022-12-13 14:19:54,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:54,943 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:54,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:54,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 14:19:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:55,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 14:19:55,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 291 proven. 3 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-12-13 14:19:55,665 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:19:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 12 proven. 138 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2022-12-13 14:19:56,271 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:19:56,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553168032] [2022-12-13 14:19:56,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553168032] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:19:56,271 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:19:56,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2022-12-13 14:19:56,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578353156] [2022-12-13 14:19:56,272 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:19:56,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 14:19:56,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:19:56,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 14:19:56,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-12-13 14:19:56,273 INFO L87 Difference]: Start difference. First operand 1064 states and 1462 transitions. Second operand has 13 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 13 states have internal predecessors, (69), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2022-12-13 14:19:56,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:56,961 INFO L93 Difference]: Finished difference Result 2120 states and 2931 transitions. [2022-12-13 14:19:56,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 14:19:56,962 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 13 states have internal predecessors, (69), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 208 [2022-12-13 14:19:56,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:56,966 INFO L225 Difference]: With dead ends: 2120 [2022-12-13 14:19:56,967 INFO L226 Difference]: Without dead ends: 1066 [2022-12-13 14:19:56,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2022-12-13 14:19:56,970 INFO L413 NwaCegarLoop]: 750 mSDtfsCounter, 16 mSDsluCounter, 3707 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4457 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:56,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4457 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 14:19:56,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2022-12-13 14:19:56,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1066. [2022-12-13 14:19:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 761 states have (on average 1.3061760840998686) internal successors, (994), 770 states have internal predecessors, (994), 236 states have call successors, (236), 69 states have call predecessors, (236), 68 states have return successors, (234), 232 states have call predecessors, (234), 234 states have call successors, (234) [2022-12-13 14:19:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1464 transitions. [2022-12-13 14:19:57,007 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1464 transitions. Word has length 208 [2022-12-13 14:19:57,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:57,008 INFO L495 AbstractCegarLoop]: Abstraction has 1066 states and 1464 transitions. [2022-12-13 14:19:57,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 13 states have internal predecessors, (69), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2022-12-13 14:19:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1464 transitions. [2022-12-13 14:19:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-13 14:19:57,011 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:57,011 INFO L195 NwaCegarLoop]: trace histogram [31, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:57,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 14:19:57,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:57,212 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:57,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:57,212 INFO L85 PathProgramCache]: Analyzing trace with hash 865120738, now seen corresponding path program 2 times [2022-12-13 14:19:57,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:57,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659755005] [2022-12-13 14:19:57,213 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:19:57,214 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:57,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:57,215 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:57,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 14:19:57,544 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 14:19:57,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:19:57,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 14:19:57,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1343 trivial. 0 not checked. [2022-12-13 14:19:57,588 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:19:57,588 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:19:57,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659755005] [2022-12-13 14:19:57,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659755005] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:19:57,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:19:57,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:19:57,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763034727] [2022-12-13 14:19:57,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:19:57,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:19:57,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:19:57,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:19:57,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:19:57,590 INFO L87 Difference]: Start difference. First operand 1066 states and 1464 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:19:58,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:19:58,079 INFO L93 Difference]: Finished difference Result 2082 states and 2863 transitions. [2022-12-13 14:19:58,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:19:58,080 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 218 [2022-12-13 14:19:58,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:19:58,085 INFO L225 Difference]: With dead ends: 2082 [2022-12-13 14:19:58,086 INFO L226 Difference]: Without dead ends: 1065 [2022-12-13 14:19:58,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:19:58,090 INFO L413 NwaCegarLoop]: 1139 mSDtfsCounter, 1153 mSDsluCounter, 817 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 1956 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:19:58,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1153 Valid, 1956 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 14:19:58,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2022-12-13 14:19:58,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1065. [2022-12-13 14:19:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 760 states have (on average 1.3026315789473684) internal successors, (990), 769 states have internal predecessors, (990), 236 states have call successors, (236), 69 states have call predecessors, (236), 68 states have return successors, (234), 232 states have call predecessors, (234), 234 states have call successors, (234) [2022-12-13 14:19:58,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1460 transitions. [2022-12-13 14:19:58,155 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1460 transitions. Word has length 218 [2022-12-13 14:19:58,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:19:58,156 INFO L495 AbstractCegarLoop]: Abstraction has 1065 states and 1460 transitions. [2022-12-13 14:19:58,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 14:19:58,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1460 transitions. [2022-12-13 14:19:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-12-13 14:19:58,161 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:19:58,162 INFO L195 NwaCegarLoop]: trace histogram [31, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:19:58,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-13 14:19:58,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:58,363 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:19:58,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:19:58,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1768893576, now seen corresponding path program 1 times [2022-12-13 14:19:58,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:19:58,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981497975] [2022-12-13 14:19:58,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:19:58,368 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:19:58,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:19:58,370 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:19:58,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-13 14:19:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:19:59,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 14:19:59,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:19:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 500 proven. 6 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2022-12-13 14:19:59,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:20:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 14 proven. 204 refuted. 0 times theorem prover too weak. 1298 trivial. 0 not checked. [2022-12-13 14:20:00,279 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:00,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981497975] [2022-12-13 14:20:00,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [981497975] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:20:00,279 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:20:00,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2022-12-13 14:20:00,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682871378] [2022-12-13 14:20:00,279 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:20:00,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-13 14:20:00,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:00,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-13 14:20:00,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-12-13 14:20:00,280 INFO L87 Difference]: Start difference. First operand 1065 states and 1460 transitions. Second operand has 15 states, 13 states have (on average 6.846153846153846) internal successors, (89), 15 states have internal predecessors, (89), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:01,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:01,087 INFO L93 Difference]: Finished difference Result 2122 states and 2927 transitions. [2022-12-13 14:20:01,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 14:20:01,088 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 6.846153846153846) internal successors, (89), 15 states have internal predecessors, (89), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 276 [2022-12-13 14:20:01,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:01,095 INFO L225 Difference]: With dead ends: 2122 [2022-12-13 14:20:01,095 INFO L226 Difference]: Without dead ends: 1067 [2022-12-13 14:20:01,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 555 GetRequests, 537 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2022-12-13 14:20:01,098 INFO L413 NwaCegarLoop]: 748 mSDtfsCounter, 16 mSDsluCounter, 3705 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4453 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:01,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4453 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 14:20:01,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2022-12-13 14:20:01,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 1067. [2022-12-13 14:20:01,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 762 states have (on average 1.3018372703412073) internal successors, (992), 771 states have internal predecessors, (992), 236 states have call successors, (236), 69 states have call predecessors, (236), 68 states have return successors, (234), 232 states have call predecessors, (234), 234 states have call successors, (234) [2022-12-13 14:20:01,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1462 transitions. [2022-12-13 14:20:01,178 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1462 transitions. Word has length 276 [2022-12-13 14:20:01,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:01,178 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1462 transitions. [2022-12-13 14:20:01,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 6.846153846153846) internal successors, (89), 15 states have internal predecessors, (89), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1462 transitions. [2022-12-13 14:20:01,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-12-13 14:20:01,184 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:01,184 INFO L195 NwaCegarLoop]: trace histogram [41, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:20:01,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-13 14:20:01,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:01,386 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:01,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:01,388 INFO L85 PathProgramCache]: Analyzing trace with hash -357462142, now seen corresponding path program 2 times [2022-12-13 14:20:01,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:01,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1275663686] [2022-12-13 14:20:01,391 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:20:01,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:01,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:01,394 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:01,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-13 14:20:01,818 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 14:20:01,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:20:01,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:20:01,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:02,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1981 trivial. 0 not checked. [2022-12-13 14:20:02,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:20:02,754 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:02,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1275663686] [2022-12-13 14:20:02,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1275663686] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:20:02,754 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:20:02,754 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 14:20:02,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114748858] [2022-12-13 14:20:02,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:20:02,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:20:02,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:02,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:20:02,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:20:02,755 INFO L87 Difference]: Start difference. First operand 1067 states and 1462 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:20:02,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:02,847 INFO L93 Difference]: Finished difference Result 3100 states and 4259 transitions. [2022-12-13 14:20:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:20:02,847 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 286 [2022-12-13 14:20:02,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:02,853 INFO L225 Difference]: With dead ends: 3100 [2022-12-13 14:20:02,853 INFO L226 Difference]: Without dead ends: 2076 [2022-12-13 14:20:02,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:20:02,856 INFO L413 NwaCegarLoop]: 1073 mSDtfsCounter, 663 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 663 SdHoareTripleChecker+Valid, 1780 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:02,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [663 Valid, 1780 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:20:02,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2022-12-13 14:20:02,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 2072. [2022-12-13 14:20:02,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2072 states, 1486 states have (on average 1.306864064602961) internal successors, (1942), 1503 states have internal predecessors, (1942), 453 states have call successors, (453), 133 states have call predecessors, (453), 132 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 2072 states and 2846 transitions. [2022-12-13 14:20:02,965 INFO L78 Accepts]: Start accepts. Automaton has 2072 states and 2846 transitions. Word has length 286 [2022-12-13 14:20:02,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:02,966 INFO L495 AbstractCegarLoop]: Abstraction has 2072 states and 2846 transitions. [2022-12-13 14:20:02,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:20:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2846 transitions. [2022-12-13 14:20:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-12-13 14:20:02,973 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:02,973 INFO L195 NwaCegarLoop]: trace histogram [41, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:02,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-13 14:20:03,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:03,174 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:03,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:03,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2086101317, now seen corresponding path program 1 times [2022-12-13 14:20:03,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:03,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293113424] [2022-12-13 14:20:03,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:20:03,176 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:03,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:03,177 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:03,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-13 14:20:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:20:04,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 14:20:04,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 601 proven. 10 refuted. 0 times theorem prover too weak. 1374 trivial. 0 not checked. [2022-12-13 14:20:04,209 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:20:05,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 16 proven. 289 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2022-12-13 14:20:05,227 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:05,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [293113424] [2022-12-13 14:20:05,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [293113424] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:20:05,227 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:20:05,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2022-12-13 14:20:05,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997212534] [2022-12-13 14:20:05,228 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:20:05,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-13 14:20:05,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:05,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-13 14:20:05,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-12-13 14:20:05,230 INFO L87 Difference]: Start difference. First operand 2072 states and 2846 transitions. Second operand has 17 states, 15 states have (on average 7.466666666666667) internal successors, (112), 17 states have internal predecessors, (112), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:06,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:06,413 INFO L93 Difference]: Finished difference Result 4145 states and 5721 transitions. [2022-12-13 14:20:06,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-13 14:20:06,414 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 7.466666666666667) internal successors, (112), 17 states have internal predecessors, (112), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 308 [2022-12-13 14:20:06,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:06,421 INFO L225 Difference]: With dead ends: 4145 [2022-12-13 14:20:06,421 INFO L226 Difference]: Without dead ends: 2084 [2022-12-13 14:20:06,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 620 GetRequests, 599 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2022-12-13 14:20:06,425 INFO L413 NwaCegarLoop]: 748 mSDtfsCounter, 16 mSDsluCounter, 7401 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 8149 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:06,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 8149 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 14:20:06,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2084 states. [2022-12-13 14:20:06,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2084 to 2084. [2022-12-13 14:20:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2084 states, 1497 states have (on average 1.305945223780895) internal successors, (1955), 1514 states have internal predecessors, (1955), 453 states have call successors, (453), 134 states have call predecessors, (453), 133 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:06,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 2084 states and 2859 transitions. [2022-12-13 14:20:06,569 INFO L78 Accepts]: Start accepts. Automaton has 2084 states and 2859 transitions. Word has length 308 [2022-12-13 14:20:06,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:06,569 INFO L495 AbstractCegarLoop]: Abstraction has 2084 states and 2859 transitions. [2022-12-13 14:20:06,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 7.466666666666667) internal successors, (112), 17 states have internal predecessors, (112), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2859 transitions. [2022-12-13 14:20:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-12-13 14:20:06,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:06,576 INFO L195 NwaCegarLoop]: trace histogram [47, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:06,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-12-13 14:20:06,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:06,777 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:06,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:06,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1759016315, now seen corresponding path program 2 times [2022-12-13 14:20:06,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:06,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1606425454] [2022-12-13 14:20:06,778 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:20:06,778 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:06,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:06,779 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:06,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-13 14:20:08,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 14:20:08,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:20:08,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 1741 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 14:20:08,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:09,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2312 backedges. 688 proven. 15 refuted. 0 times theorem prover too weak. 1609 trivial. 0 not checked. [2022-12-13 14:20:09,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:20:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2312 backedges. 18 proven. 369 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-12-13 14:20:10,808 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:10,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1606425454] [2022-12-13 14:20:10,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1606425454] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:20:10,808 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:20:10,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2022-12-13 14:20:10,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528798351] [2022-12-13 14:20:10,809 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:20:10,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-12-13 14:20:10,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:10,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-12-13 14:20:10,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2022-12-13 14:20:10,811 INFO L87 Difference]: Start difference. First operand 2084 states and 2859 transitions. Second operand has 19 states, 17 states have (on average 6.705882352941177) internal successors, (114), 19 states have internal predecessors, (114), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:12,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:12,182 INFO L93 Difference]: Finished difference Result 4163 states and 5734 transitions. [2022-12-13 14:20:12,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-12-13 14:20:12,183 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 6.705882352941177) internal successors, (114), 19 states have internal predecessors, (114), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 314 [2022-12-13 14:20:12,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:12,189 INFO L225 Difference]: With dead ends: 4163 [2022-12-13 14:20:12,189 INFO L226 Difference]: Without dead ends: 2088 [2022-12-13 14:20:12,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 633 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=132, Invalid=518, Unknown=0, NotChecked=0, Total=650 [2022-12-13 14:20:12,192 INFO L413 NwaCegarLoop]: 749 mSDtfsCounter, 20 mSDsluCounter, 8156 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 8905 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:12,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 8905 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 372 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-13 14:20:12,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2088 states. [2022-12-13 14:20:12,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2088 to 2088. [2022-12-13 14:20:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2088 states, 1501 states have (on average 1.3051299133910725) internal successors, (1959), 1518 states have internal predecessors, (1959), 453 states have call successors, (453), 134 states have call predecessors, (453), 133 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 2863 transitions. [2022-12-13 14:20:12,270 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 2863 transitions. Word has length 314 [2022-12-13 14:20:12,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:12,270 INFO L495 AbstractCegarLoop]: Abstraction has 2088 states and 2863 transitions. [2022-12-13 14:20:12,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 6.705882352941177) internal successors, (114), 19 states have internal predecessors, (114), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:12,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2863 transitions. [2022-12-13 14:20:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-12-13 14:20:12,274 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:12,274 INFO L195 NwaCegarLoop]: trace histogram [53, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:12,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-12-13 14:20:12,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:12,475 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:12,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:12,475 INFO L85 PathProgramCache]: Analyzing trace with hash 171331067, now seen corresponding path program 3 times [2022-12-13 14:20:12,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:12,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013133738] [2022-12-13 14:20:12,476 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 14:20:12,476 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:12,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:12,477 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:12,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-12-13 14:20:15,107 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-13 14:20:15,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:20:15,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:20:15,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2668 trivial. 0 not checked. [2022-12-13 14:20:15,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:20:15,166 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:15,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013133738] [2022-12-13 14:20:15,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013133738] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:20:15,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:20:15,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:20:15,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761964323] [2022-12-13 14:20:15,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:20:15,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:20:15,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:15,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:20:15,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:20:15,169 INFO L87 Difference]: Start difference. First operand 2088 states and 2863 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:20:15,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:15,307 INFO L93 Difference]: Finished difference Result 4850 states and 6792 transitions. [2022-12-13 14:20:15,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:20:15,310 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 320 [2022-12-13 14:20:15,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:15,317 INFO L225 Difference]: With dead ends: 4850 [2022-12-13 14:20:15,317 INFO L226 Difference]: Without dead ends: 2817 [2022-12-13 14:20:15,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:20:15,321 INFO L413 NwaCegarLoop]: 1048 mSDtfsCounter, 313 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 1709 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:15,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 1709 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:20:15,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2817 states. [2022-12-13 14:20:15,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2817 to 2092. [2022-12-13 14:20:15,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1505 states have (on average 1.3043189368770765) internal successors, (1963), 1522 states have internal predecessors, (1963), 453 states have call successors, (453), 134 states have call predecessors, (453), 133 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2867 transitions. [2022-12-13 14:20:15,422 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2867 transitions. Word has length 320 [2022-12-13 14:20:15,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:15,422 INFO L495 AbstractCegarLoop]: Abstraction has 2092 states and 2867 transitions. [2022-12-13 14:20:15,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:20:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2867 transitions. [2022-12-13 14:20:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-12-13 14:20:15,426 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:15,427 INFO L195 NwaCegarLoop]: trace histogram [53, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:15,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-12-13 14:20:15,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:15,627 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:15,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:15,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1108532611, now seen corresponding path program 1 times [2022-12-13 14:20:15,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:15,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674197984] [2022-12-13 14:20:15,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:20:15,628 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:15,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:15,629 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:15,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-12-13 14:20:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:20:16,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 1807 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 14:20:16,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 785 proven. 21 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-12-13 14:20:16,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:20:18,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 20 proven. 460 refuted. 0 times theorem prover too weak. 2195 trivial. 0 not checked. [2022-12-13 14:20:18,326 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:18,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674197984] [2022-12-13 14:20:18,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1674197984] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:20:18,326 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:20:18,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2022-12-13 14:20:18,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893504830] [2022-12-13 14:20:18,326 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:20:18,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-12-13 14:20:18,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:18,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-12-13 14:20:18,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2022-12-13 14:20:18,327 INFO L87 Difference]: Start difference. First operand 2092 states and 2867 transitions. Second operand has 21 states, 19 states have (on average 6.105263157894737) internal successors, (116), 21 states have internal predecessors, (116), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:19,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:19,938 INFO L93 Difference]: Finished difference Result 4179 states and 5750 transitions. [2022-12-13 14:20:19,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-13 14:20:19,939 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 6.105263157894737) internal successors, (116), 21 states have internal predecessors, (116), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 320 [2022-12-13 14:20:19,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:19,945 INFO L225 Difference]: With dead ends: 4179 [2022-12-13 14:20:19,945 INFO L226 Difference]: Without dead ends: 2096 [2022-12-13 14:20:19,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 619 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=150, Invalid=606, Unknown=0, NotChecked=0, Total=756 [2022-12-13 14:20:19,949 INFO L413 NwaCegarLoop]: 749 mSDtfsCounter, 19 mSDsluCounter, 8152 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 8901 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:19,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 8901 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-12-13 14:20:19,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2096 states. [2022-12-13 14:20:20,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2096 to 2096. [2022-12-13 14:20:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2096 states, 1509 states have (on average 1.3035122597746853) internal successors, (1967), 1526 states have internal predecessors, (1967), 453 states have call successors, (453), 134 states have call predecessors, (453), 133 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 2096 states and 2871 transitions. [2022-12-13 14:20:20,043 INFO L78 Accepts]: Start accepts. Automaton has 2096 states and 2871 transitions. Word has length 320 [2022-12-13 14:20:20,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:20,043 INFO L495 AbstractCegarLoop]: Abstraction has 2096 states and 2871 transitions. [2022-12-13 14:20:20,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 6.105263157894737) internal successors, (116), 21 states have internal predecessors, (116), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:20,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2871 transitions. [2022-12-13 14:20:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-12-13 14:20:20,047 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:20,048 INFO L195 NwaCegarLoop]: trace histogram [59, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:20,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2022-12-13 14:20:20,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:20,248 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:20,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:20,249 INFO L85 PathProgramCache]: Analyzing trace with hash 882198589, now seen corresponding path program 2 times [2022-12-13 14:20:20,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:20,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [306812538] [2022-12-13 14:20:20,250 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:20:20,250 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:20,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:20,251 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:20,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-12-13 14:20:24,491 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 14:20:24,491 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:20:24,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 1873 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-13 14:20:24,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3074 backedges. 892 proven. 28 refuted. 0 times theorem prover too weak. 2154 trivial. 0 not checked. [2022-12-13 14:20:24,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:20:26,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3074 backedges. 22 proven. 562 refuted. 0 times theorem prover too weak. 2490 trivial. 0 not checked. [2022-12-13 14:20:26,577 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:26,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [306812538] [2022-12-13 14:20:26,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [306812538] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:20:26,577 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:20:26,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2022-12-13 14:20:26,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458829155] [2022-12-13 14:20:26,577 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:20:26,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-12-13 14:20:26,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:26,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-12-13 14:20:26,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2022-12-13 14:20:26,580 INFO L87 Difference]: Start difference. First operand 2096 states and 2871 transitions. Second operand has 23 states, 21 states have (on average 5.619047619047619) internal successors, (118), 23 states have internal predecessors, (118), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:28,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:28,561 INFO L93 Difference]: Finished difference Result 4187 states and 5758 transitions. [2022-12-13 14:20:28,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-13 14:20:28,562 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 5.619047619047619) internal successors, (118), 23 states have internal predecessors, (118), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 326 [2022-12-13 14:20:28,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:28,567 INFO L225 Difference]: With dead ends: 4187 [2022-12-13 14:20:28,567 INFO L226 Difference]: Without dead ends: 2100 [2022-12-13 14:20:28,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=169, Invalid=701, Unknown=0, NotChecked=0, Total=870 [2022-12-13 14:20:28,571 INFO L413 NwaCegarLoop]: 749 mSDtfsCounter, 17 mSDsluCounter, 11127 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 11876 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:28,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 11876 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-12-13 14:20:28,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2100 states. [2022-12-13 14:20:28,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2100 to 2100. [2022-12-13 14:20:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2100 states, 1513 states have (on average 1.3027098479841375) internal successors, (1971), 1530 states have internal predecessors, (1971), 453 states have call successors, (453), 134 states have call predecessors, (453), 133 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:28,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 2100 states and 2875 transitions. [2022-12-13 14:20:28,660 INFO L78 Accepts]: Start accepts. Automaton has 2100 states and 2875 transitions. Word has length 326 [2022-12-13 14:20:28,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:28,661 INFO L495 AbstractCegarLoop]: Abstraction has 2100 states and 2875 transitions. [2022-12-13 14:20:28,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 5.619047619047619) internal successors, (118), 23 states have internal predecessors, (118), 4 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2022-12-13 14:20:28,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2875 transitions. [2022-12-13 14:20:28,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-12-13 14:20:28,665 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:28,665 INFO L195 NwaCegarLoop]: trace histogram [65, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:28,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2022-12-13 14:20:28,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:28,865 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:28,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:28,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1547874749, now seen corresponding path program 3 times [2022-12-13 14:20:28,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:28,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [174976367] [2022-12-13 14:20:28,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 14:20:28,867 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:28,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:28,868 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:28,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-12-13 14:20:31,887 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-13 14:20:31,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:20:31,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:20:31,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:20:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3509 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3502 trivial. 0 not checked. [2022-12-13 14:20:31,972 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:20:31,972 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:20:31,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [174976367] [2022-12-13 14:20:31,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [174976367] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:20:31,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:20:31,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:20:31,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750324662] [2022-12-13 14:20:31,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:20:31,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:20:31,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:20:31,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:20:31,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:20:31,974 INFO L87 Difference]: Start difference. First operand 2100 states and 2875 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:20:32,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:20:32,457 INFO L93 Difference]: Finished difference Result 3723 states and 5209 transitions. [2022-12-13 14:20:32,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:20:32,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 332 [2022-12-13 14:20:32,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:20:32,464 INFO L225 Difference]: With dead ends: 3723 [2022-12-13 14:20:32,465 INFO L226 Difference]: Without dead ends: 2697 [2022-12-13 14:20:32,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:20:32,467 INFO L413 NwaCegarLoop]: 1056 mSDtfsCounter, 945 mSDsluCounter, 2388 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:20:32,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [945 Valid, 3444 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 14:20:32,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2022-12-13 14:20:32,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 2106. [2022-12-13 14:20:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2106 states, 1519 states have (on average 1.3015141540487163) internal successors, (1977), 1536 states have internal predecessors, (1977), 453 states have call successors, (453), 134 states have call predecessors, (453), 133 states have return successors, (451), 447 states have call predecessors, (451), 451 states have call successors, (451) [2022-12-13 14:20:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 2106 states and 2881 transitions. [2022-12-13 14:20:32,581 INFO L78 Accepts]: Start accepts. Automaton has 2106 states and 2881 transitions. Word has length 332 [2022-12-13 14:20:32,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:20:32,581 INFO L495 AbstractCegarLoop]: Abstraction has 2106 states and 2881 transitions. [2022-12-13 14:20:32,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-12-13 14:20:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2881 transitions. [2022-12-13 14:20:32,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-12-13 14:20:32,585 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:20:32,586 INFO L195 NwaCegarLoop]: trace histogram [65, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 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] [2022-12-13 14:20:32,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-12-13 14:20:32,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:32,786 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:20:32,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:20:32,787 INFO L85 PathProgramCache]: Analyzing trace with hash -621449828, now seen corresponding path program 1 times [2022-12-13 14:20:32,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:20:32,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1348908880] [2022-12-13 14:20:32,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:20:32,788 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:20:32,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:20:32,788 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 14:20:32,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-12-13 14:21:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:21:26,235 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:21:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:21:51,753 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 14:21:51,753 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 14:21:51,754 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:21:51,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2022-12-13 14:21:51,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:21:51,958 INFO L445 BasicCegarLoop]: Path program histogram: [3, 3, 2, 2, 2, 1, 1, 1] [2022-12-13 14:21:51,961 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 14:21:51,990 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:51,992 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:51,994 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:51,996 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:51,998 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,000 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,001 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,002 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,003 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,004 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,005 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 02:21:52 BoogieIcfgContainer [2022-12-13 14:21:52,108 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 14:21:52,109 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:21:52,109 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:21:52,109 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:21:52,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:19:49" (3/4) ... [2022-12-13 14:21:52,111 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 14:21:52,122 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,124 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,126 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,127 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,129 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,131 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,132 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,134 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,136 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,137 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,139 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-12-13 14:21:52,303 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 14:21:52,303 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:21:52,304 INFO L158 Benchmark]: Toolchain (without parser) took 136913.71ms. Allocated memory was 67.1MB in the beginning and 293.6MB in the end (delta: 226.5MB). Free memory was 38.3MB in the beginning and 112.3MB in the end (delta: -73.9MB). Peak memory consumption was 195.8MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,304 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 29.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:21:52,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1563.65ms. Allocated memory was 67.1MB in the beginning and 163.6MB in the end (delta: 96.5MB). Free memory was 38.2MB in the beginning and 89.3MB in the end (delta: -51.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.69ms. Allocated memory is still 163.6MB. Free memory was 89.3MB in the beginning and 79.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,304 INFO L158 Benchmark]: Boogie Preprocessor took 79.55ms. Allocated memory is still 163.6MB. Free memory was 79.8MB in the beginning and 67.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,304 INFO L158 Benchmark]: RCFGBuilder took 12609.31ms. Allocated memory is still 163.6MB. Free memory was 67.2MB in the beginning and 97.6MB in the end (delta: -30.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,305 INFO L158 Benchmark]: TraceAbstraction took 122383.21ms. Allocated memory was 163.6MB in the beginning and 293.6MB in the end (delta: 130.0MB). Free memory was 96.6MB in the beginning and 103.4MB in the end (delta: -6.9MB). Peak memory consumption was 144.1MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,305 INFO L158 Benchmark]: Witness Printer took 194.41ms. Allocated memory is still 293.6MB. Free memory was 103.4MB in the beginning and 112.3MB in the end (delta: -8.8MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2022-12-13 14:21:52,306 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 29.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1563.65ms. Allocated memory was 67.1MB in the beginning and 163.6MB in the end (delta: 96.5MB). Free memory was 38.2MB in the beginning and 89.3MB in the end (delta: -51.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.69ms. Allocated memory is still 163.6MB. Free memory was 89.3MB in the beginning and 79.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.55ms. Allocated memory is still 163.6MB. Free memory was 79.8MB in the beginning and 67.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12609.31ms. Allocated memory is still 163.6MB. Free memory was 67.2MB in the beginning and 97.6MB in the end (delta: -30.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 122383.21ms. Allocated memory was 163.6MB in the beginning and 293.6MB in the end (delta: 130.0MB). Free memory was 96.6MB in the beginning and 103.4MB in the end (delta: -6.9MB). Peak memory consumption was 144.1MB. Max. memory is 16.1GB. * Witness Printer took 194.41ms. Allocated memory is still 293.6MB. Free memory was 103.4MB in the beginning and 112.3MB in the end (delta: -8.8MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 5816]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L4367] int LDV_IN_INTERRUPT = 1; [L4368] int ldv_state_variable_2 ; [L4369] struct md_rdev *cluster_ops_group0 ; [L4370] int ref_cnt ; [L4371] struct mddev *cluster_ops_group1 ; [L4372] int ldv_state_variable_1 ; [L4373] int ldv_state_variable_0 ; [L4374] struct dlm_slot *md_ls_ops_group0 ; [L4719] static struct dlm_lockspace_ops const md_ls_ops = {& recover_prep, & recover_slot, & recover_done}; [L5507-L5510] static struct md_cluster_operations cluster_ops = {& join, & leave, & slot_number, & resync_info_update, & resync_start, & resync_finish, & metadata_update_start, & metadata_update_finish, & metadata_update_cancel, & area_resyncing, & add_new_disk_start, & add_new_disk_finish, & new_disk_ack, & remove_disk, & gather_bitmaps}; [L5527] int ldv_retval_0 ; [L5855] int ldv_module_refcounter = 1; VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5553] bool ldvarg7 ; [L5554] sector_t ldvarg3 ; [L5555] sector_t ldvarg0 ; [L5556] sector_t ldvarg5 ; [L5557] sector_t ldvarg6 ; [L5558] sector_t ldvarg1 ; [L5559] int ldvarg4 ; [L5560] sector_t ldvarg2 ; [L5561] void *ldvarg8 ; [L5562] void *tmp ; [L5563] int ldvarg11 ; [L5564] void *ldvarg13 ; [L5565] void *tmp___0 ; [L5566] void *ldvarg10 ; [L5567] void *tmp___1 ; [L5568] uint32_t ldvarg12 ; [L5569] int ldvarg9 ; [L5570] int tmp___2 ; [L5571] int tmp___3 ; [L5572] int tmp___4 ; [L5573] int tmp___5 ; VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5575] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, calloc(1UL, size)={-3315725993567805203:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=1] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=1, calloc(1UL, size)={-3315725993567805203:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3315725993567805203:0}, ref_cnt=0, size=1, tmp={-3315725993567805203:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, calloc(1UL, size)={-3315725993567805203:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3315725993567805203:0}, ref_cnt=0, size=1, tmp={-3315725993567805203:0}] [L4333] return (p); VAL [\old(size)=1, \result={-3315725993567805203:0}, calloc(1UL, size)={-3315725993567805203:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3315725993567805203:0}, ref_cnt=0, size=1, tmp={-3315725993567805203:0}] [L5575] RET, EXPR ldv_init_zalloc(1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-3315725993567805203:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5575] tmp = ldv_init_zalloc(1UL) [L5576] ldvarg8 = tmp VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}] [L5577] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, calloc(1UL, size)={-3324733192822546199:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=1] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=1, calloc(1UL, size)={-3324733192822546199:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3324733192822546199:0}, ref_cnt=0, size=1, tmp={-3324733192822546199:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, calloc(1UL, size)={-3324733192822546199:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3324733192822546199:0}, ref_cnt=0, size=1, tmp={-3324733192822546199:0}] [L4333] return (p); VAL [\old(size)=1, \result={-3324733192822546199:0}, calloc(1UL, size)={-3324733192822546199:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3324733192822546199:0}, ref_cnt=0, size=1, tmp={-3324733192822546199:0}] [L5577] RET, EXPR ldv_init_zalloc(1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-3324733192822546199:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}] [L5577] tmp___0 = ldv_init_zalloc(1UL) [L5578] ldvarg13 = tmp___0 VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}] [L5579] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, calloc(1UL, size)={-3387713218859458323:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=1] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=1, calloc(1UL, size)={-3387713218859458323:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3387713218859458323:0}, ref_cnt=0, size=1, tmp={-3387713218859458323:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, calloc(1UL, size)={-3387713218859458323:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3387713218859458323:0}, ref_cnt=0, size=1, tmp={-3387713218859458323:0}] [L4333] return (p); VAL [\old(size)=1, \result={-3387713218859458323:0}, calloc(1UL, size)={-3387713218859458323:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3387713218859458323:0}, ref_cnt=0, size=1, tmp={-3387713218859458323:0}] [L5579] RET, EXPR ldv_init_zalloc(1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-3387713218859458323:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}] [L5579] tmp___1 = ldv_init_zalloc(1UL) [L5580] ldvarg10 = tmp___1 [L5581] FCALL ldv_initialize() [L5582] CALL ldv_memset((void *)(& ldvarg7), 0, 1UL) VAL [\old(c)=0, \old(n)=1, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-2758405402241685331:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=1, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=1, ref_cnt=0, s={-2758405402241685331:0}, s={-2758405402241685331:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=1, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-2758405402241685331:0}, n=1, ref_cnt=0, s={-2758405402241685331:0}, s={-2758405402241685331:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=1, \result={-2758405402241685331:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=1, ref_cnt=0, s={-2758405402241685331:0}, s={-2758405402241685331:0}, tmp={-2758405402241685331:0}] [L5582] RET ldv_memset((void *)(& ldvarg7), 0, 1UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg7), 0, 1UL)={-2758405402241685331:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5583] CALL ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-32047499782984721:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-32047499782984721:0}, s={-32047499782984721:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-32047499782984721:0}, n=8, ref_cnt=0, s={-32047499782984721:0}, s={-32047499782984721:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-32047499782984721:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-32047499782984721:0}, s={-32047499782984721:0}, tmp={-32047499782984721:0}] [L5583] RET ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 8UL)={-32047499782984721:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5584] CALL ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-134716047310790208:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-134716047310790208:0}, s={-134716047310790208:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-134716047310790208:0}, n=8, ref_cnt=0, s={-134716047310790208:0}, s={-134716047310790208:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-134716047310790208:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-134716047310790208:0}, s={-134716047310790208:0}, tmp={-134716047310790208:0}] [L5584] RET ldv_memset((void *)(& ldvarg0), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg0), 0, 8UL)={-134716047310790208:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5585] CALL ldv_memset((void *)(& ldvarg5), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-10860426103357437:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-10860426103357437:0}, s={-10860426103357437:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-10860426103357437:0}, n=8, ref_cnt=0, s={-10860426103357437:0}, s={-10860426103357437:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-10860426103357437:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-10860426103357437:0}, s={-10860426103357437:0}, tmp={-10860426103357437:0}] [L5585] RET ldv_memset((void *)(& ldvarg5), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg5), 0, 8UL)={-10860426103357437:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5586] CALL ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-44846364930283070:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-44846364930283070:0}, s={-44846364930283070:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-44846364930283070:0}, n=8, ref_cnt=0, s={-44846364930283070:0}, s={-44846364930283070:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-44846364930283070:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-44846364930283070:0}, s={-44846364930283070:0}, tmp={-44846364930283070:0}] [L5586] RET ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 8UL)={-44846364930283070:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5587] CALL ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-44784792234956413:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-44784792234956413:0}, s={-44784792234956413:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-44784792234956413:0}, n=8, ref_cnt=0, s={-44784792234956413:0}, s={-44784792234956413:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-44784792234956413:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-44784792234956413:0}, s={-44784792234956413:0}, tmp={-44784792234956413:0}] [L5587] RET ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 8UL)={-44784792234956413:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5588] CALL ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-2306829447273339768:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-2306829447273339768:0}, s={-2306829447273339768:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-2306829447273339768:0}, n=4, ref_cnt=0, s={-2306829447273339768:0}, s={-2306829447273339768:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-2306829447273339768:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-2306829447273339768:0}, s={-2306829447273339768:0}, tmp={-2306829447273339768:0}] [L5588] RET ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 4UL)={-2306829447273339768:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5589] CALL ldv_memset((void *)(& ldvarg2), 0, 8UL) VAL [\old(c)=0, \old(n)=8, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-1135005756180094739:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-1135005756180094739:0}, s={-1135005756180094739:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=8, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-1135005756180094739:0}, n=8, ref_cnt=0, s={-1135005756180094739:0}, s={-1135005756180094739:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={-1135005756180094739:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=8, ref_cnt=0, s={-1135005756180094739:0}, s={-1135005756180094739:0}, tmp={-1135005756180094739:0}] [L5589] RET ldv_memset((void *)(& ldvarg2), 0, 8UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg2), 0, 8UL)={-1135005756180094739:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5590] CALL ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-3180547636002511924:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-3180547636002511924:0}, s={-3180547636002511924:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-3180547636002511924:0}, n=4, ref_cnt=0, s={-3180547636002511924:0}, s={-3180547636002511924:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-3180547636002511924:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-3180547636002511924:0}, s={-3180547636002511924:0}, tmp={-3180547636002511924:0}] [L5590] RET ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg11), 0, 4UL)={-3180547636002511924:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5591] CALL ldv_memset((void *)(& ldvarg12), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-3315312577195761427:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-3315312577195761427:0}, s={-3315312577195761427:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-3315312577195761427:0}, n=4, ref_cnt=0, s={-3315312577195761427:0}, s={-3315312577195761427:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-3315312577195761427:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-3315312577195761427:0}, s={-3315312577195761427:0}, tmp={-3315312577195761427:0}] [L5591] RET ldv_memset((void *)(& ldvarg12), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg12), 0, 4UL)={-3315312577195761427:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5592] CALL ldv_memset((void *)(& ldvarg9), 0, 4UL) VAL [\old(c)=0, \old(n)=4, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, s={-1135005756180094740:0}] [L4338] void *tmp ; VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-1135005756180094740:0}, s={-1135005756180094740:0}] [L4340] EXPR, FCALL memset(s, c, n) VAL [\old(c)=0, \old(n)=4, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, memset(s, c, n)={-1135005756180094740:0}, n=4, ref_cnt=0, s={-1135005756180094740:0}, s={-1135005756180094740:0}] [L4340] tmp = memset(s, c, n) [L4341] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={-1135005756180094740:0}, c=0, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, n=4, ref_cnt=0, s={-1135005756180094740:0}, s={-1135005756180094740:0}, tmp={-1135005756180094740:0}] [L5592] RET ldv_memset((void *)(& ldvarg9), 0, 4UL) VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg9), 0, 4UL)={-1135005756180094740:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5593] ldv_state_variable_1 = 0 [L5594] ref_cnt = 0 [L5595] ldv_state_variable_0 = 1 [L5596] ldv_state_variable_2 = 0 VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}] [L5598] tmp___2 = __VERIFIER_nondet_int() [L5600] case 0: [L5716] case 1: VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=1] [L5717] COND TRUE ldv_state_variable_0 != 0 [L5718] tmp___4 = __VERIFIER_nondet_int() [L5720] case 0: [L5728] case 1: VAL [cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=1, tmp___4=1] [L5729] COND TRUE ldv_state_variable_0 == 1 [L5730] CALL, EXPR cluster_init() [L5516] CALL register_md_cluster_operations(& cluster_ops, & __this_module) [L6002] return __VERIFIER_nondet_int(); [L5516] RET register_md_cluster_operations(& cluster_ops, & __this_module) [L5517] return (0); VAL [\result=0, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5730] RET, EXPR cluster_init() [L5730] ldv_retval_0 = cluster_init() [L5731] COND TRUE ldv_retval_0 == 0 [L5732] ldv_state_variable_0 = 3 [L5733] ldv_state_variable_2 = 1 [L5734] CALL ldv_initialize_dlm_lockspace_ops_2() [L5532] void *tmp ; VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5534] CALL, EXPR ldv_init_zalloc(8UL) VAL [\old(size)=8, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=8, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3315664420916649747:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0, size=8] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=8, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3315664420916649747:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3315664420916649747:0}, ref_cnt=0, size=8, tmp={-3315664420916649747:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=8, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3315664420916649747:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3315664420916649747:0}, ref_cnt=0, size=8, tmp={-3315664420916649747:0}] [L4333] return (p); VAL [\old(size)=8, \result={-3315664420916649747:0}, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3315664420916649747:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, p={-3315664420916649747:0}, ref_cnt=0, size=8, tmp={-3315664420916649747:0}] [L5534] RET, EXPR ldv_init_zalloc(8UL) VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(8UL)={-3315664420916649747:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={0:0}, ref_cnt=0] [L5534] tmp = ldv_init_zalloc(8UL) [L5535] md_ls_ops_group0 = (struct dlm_slot *)tmp VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315664420916649747:0}] [L5734] RET ldv_initialize_dlm_lockspace_ops_2() [L5735] ldv_state_variable_1 = 1 [L5736] CALL ldv_initialize_md_cluster_operations_1() [L5541] void *tmp ; [L5542] void *tmp___0 ; VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L5544] CALL, EXPR ldv_init_zalloc(832UL) VAL [\old(size)=832, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=832, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-5063043484133482259:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, size=832] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=832, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-5063043484133482259:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, p={-5063043484133482259:0}, ref_cnt=0, size=832, tmp={-5063043484133482259:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=832, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-5063043484133482259:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, p={-5063043484133482259:0}, ref_cnt=0, size=832, tmp={-5063043484133482259:0}] [L4333] return (p); VAL [\old(size)=832, \result={-5063043484133482259:0}, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-5063043484133482259:0}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, p={-5063043484133482259:0}, ref_cnt=0, size=832, tmp={-5063043484133482259:0}] [L5544] RET, EXPR ldv_init_zalloc(832UL) VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={0:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(832UL)={-5063043484133482259:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L5544] tmp = ldv_init_zalloc(832UL) [L5545] cluster_ops_group0 = (struct md_rdev *)tmp VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-5063043484133482259:0}] [L5546] CALL, EXPR ldv_init_zalloc(2096UL) VAL [\old(size)=2096, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4327] void *p ; [L4328] void *tmp ; [L4330] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=2096, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3891843698243362579:0}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, size=2096] [L4330] tmp = calloc(1UL, size) [L4331] p = tmp VAL [\old(size)=2096, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3891843698243362579:0}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, p={-3891843698243362579:0}, ref_cnt=0, size=2096, tmp={-3891843698243362579:0}] [L4332] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4289] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, cond=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4332] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=2096, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3891843698243362579:0}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, p={-3891843698243362579:0}, ref_cnt=0, size=2096, tmp={-3891843698243362579:0}] [L4333] return (p); VAL [\old(size)=2096, \result={-3891843698243362579:0}, __this_module={562949953486848:-9223372036854775808}, calloc(1UL, size)={-3891843698243362579:0}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, p={-3891843698243362579:0}, ref_cnt=0, size=2096, tmp={-3891843698243362579:0}] [L5546] RET, EXPR ldv_init_zalloc(2096UL) VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={0:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(2096UL)={-3891843698243362579:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-5063043484133482259:0}] [L5546] tmp___0 = ldv_init_zalloc(2096UL) [L5547] cluster_ops_group1 = (struct mddev *)tmp___0 VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-5063043484133482259:0}, tmp___0={-3891843698243362579:0}] [L5736] RET ldv_initialize_md_cluster_operations_1() [L5739] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=1, tmp___4=1] [L5598] tmp___2 = __VERIFIER_nondet_int() [L5600] case 0: VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=0, tmp___4=1] [L5601] COND TRUE ldv_state_variable_1 != 0 [L5602] tmp___3 = __VERIFIER_nondet_int() [L5604] case 0: [L5611] case 1: [L5618] case 2: [L5625] case 3: [L5632] case 4: [L5639] case 5: [L5646] case 6: [L5653] case 7: [L5660] case 8: [L5667] case 9: VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=0, tmp___3=9, tmp___4=1] [L5668] COND TRUE ldv_state_variable_1 == 1 [L5669] EXPR \read(ldvarg4) [L5669] CALL join(cluster_ops_group1, ldvarg4) [L5089] struct md_cluster_info *cinfo ; [L5090] int ret ; [L5091] int ops_rv ; [L5092] char str[64U] ; [L5093] bool tmp ; [L5094] int tmp___0 ; [L5095] void *tmp___1 ; [L5096] struct lock_class_key __key ; [L5097] int tmp___2 ; [L5098] int tmp___3 ; [L5099] int tmp___4 ; [L5100] struct lock_class_key __key___0 ; [L5102] CALL, EXPR ldv_try_module_get_5(& __this_module) [L5798] int tmp ; [L5800] CALL, EXPR ldv_try_module_get(ldv_func_arg1) [L5868] int module_get_succeeded ; VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, module={562949953486848:-9223372036854775808}, module={562949953486848:-9223372036854775808}, ref_cnt=0] [L5870] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L5871] CALL, EXPR ldv_undef_int() [L4346] int tmp ; [L4348] tmp = __VERIFIER_nondet_int() [L4349] return (tmp); VAL [\result=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp=1] [L5871] RET, EXPR ldv_undef_int() [L5871] module_get_succeeded = ldv_undef_int() [L5872] COND TRUE module_get_succeeded == 1 [L5873] ldv_module_refcounter = ldv_module_refcounter + 1 [L5874] return (1); VAL [\result=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, module={562949953486848:-9223372036854775808}, module={562949953486848:-9223372036854775808}, module_get_succeeded=1, ref_cnt=0] [L5800] RET, EXPR ldv_try_module_get(ldv_func_arg1) [L5800] tmp = ldv_try_module_get(ldv_func_arg1) [L5801] return (tmp != 0); VAL [\result=1, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, ldv_func_arg1={562949953486848:-9223372036854775808}, ldv_func_arg1={562949953486848:-9223372036854775808}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp=1] [L5102] RET, EXPR ldv_try_module_get_5(& __this_module) [L5102] tmp = ldv_try_module_get_5(& __this_module) [L5103] COND TRUE \read(tmp) [L5104] tmp___0 = 0 VAL [\old(nodes)=0, __key={-134712199020093076:0}, __key___0={-3315655624823627539:0}, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, mddev={-3891843698243362579:0}, mddev={-3891843698243362579:0}, nodes=0, ops_rv={-2974587353126999075:0}, ref_cnt=0, str={-2310867777361220644:0}, tmp=1, tmp___0=0] [L5108] COND FALSE !(\read(tmp___0)) VAL [\old(nodes)=0, __key={-134712199020093076:0}, __key___0={-3315655624823627539:0}, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, mddev={-3891843698243362579:0}, mddev={-3891843698243362579:0}, nodes=0, ops_rv={-2974587353126999075:0}, ref_cnt=0, str={-2310867777361220644:0}, tmp=1, tmp___0=0] [L5112] CALL, EXPR kzalloc(536UL, 208U) VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4277] void *tmp ; [L4279] CALL, EXPR kmalloc(size, flags | 32768U) [L4268] void *tmp___2 ; [L4270] CALL, EXPR __kmalloc(size, flags) [L4263] CALL, EXPR ldv_malloc(size) VAL [\old(size)=536, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L4293] void *p ; [L4294] void *tmp ; [L4295] int tmp___0 ; [L4297] tmp___0 = __VERIFIER_nondet_int() [L4298] COND TRUE tmp___0 != 0 [L4299] return ((void *)0); VAL [\old(size)=536, \result={0:0}, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, size=536, tmp___0=-2147483648] [L4263] RET, EXPR ldv_malloc(size) VAL [\old(size)=536, \old(t)=32976, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_malloc(size)={0:0}, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, size=536, t=32976] [L4263] return ldv_malloc(size); [L4270] RET, EXPR __kmalloc(size, flags) [L4270] tmp___2 = __kmalloc(size, flags) [L4271] return (tmp___2); VAL [\old(flags)=32976, \old(size)=536, \result={0:0}, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, flags=32976, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, size=536, tmp___2={0:0}] [L4279] RET, EXPR kmalloc(size, flags | 32768U) [L4279] tmp = kmalloc(size, flags | 32768U) [L4280] return (tmp); VAL [\old(flags)=208, \old(size)=536, \result={0:0}, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, size=536, tmp={0:0}] [L5112] RET, EXPR kzalloc(536UL, 208U) VAL [\old(nodes)=0, __key={-134712199020093076:0}, __key___0={-3315655624823627539:0}, __this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, kzalloc(536UL, 208U)={0:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, mddev={-3891843698243362579:0}, mddev={-3891843698243362579:0}, nodes=0, ops_rv={-2974587353126999075:0}, ref_cnt=0, str={-2310867777361220644:0}, tmp=1, tmp___0=0] [L5112] tmp___1 = kzalloc(536UL, 208U) [L5113] cinfo = (struct md_cluster_info *)tmp___1 VAL [\old(nodes)=0, __key={-134712199020093076:0}, __key___0={-3315655624823627539:0}, __this_module={562949953486848:-9223372036854775808}, cinfo={0:0}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, mddev={-3891843698243362579:0}, mddev={-3891843698243362579:0}, nodes=0, ops_rv={-2974587353126999075:0}, ref_cnt=0, str={-2310867777361220644:0}, tmp=1, tmp___0=0, tmp___1={0:0}] [L5114] COND TRUE (unsigned long )cinfo == (unsigned long )((struct md_cluster_info *)0) [L5115] return (-12); [L5115] return (-12); [L5115] return (-12); [L5115] return (-12); [L5115] return (-12); VAL [\old(nodes)=0, \result=-12, __this_module={562949953486848:-9223372036854775808}, cinfo={0:0}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, mddev={-3891843698243362579:0}, mddev={-3891843698243362579:0}, nodes=0, ref_cnt=0, tmp=1, tmp___0=0, tmp___1={0:0}] [L5669] RET join(cluster_ops_group1, ldvarg4) [L5670] ldv_state_variable_1 = 1 VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=0, tmp___3=9, tmp___4=1] [L5598] tmp___2 = __VERIFIER_nondet_int() [L5600] case 0: [L5716] case 1: VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=1, tmp___3=9, tmp___4=1] [L5717] COND TRUE ldv_state_variable_0 != 0 [L5718] tmp___4 = __VERIFIER_nondet_int() [L5720] case 0: VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=1, tmp___3=9, tmp___4=0] [L5721] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L5722] CALL cluster_exit() [L5523] CALL unregister_md_cluster_operations() [L6010] return __VERIFIER_nondet_int(); [L5523] RET unregister_md_cluster_operations() [L5722] RET cluster_exit() [L5723] ldv_state_variable_0 = 2 VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-134716047310790208:0}, ldvarg1={-44784792234956413:0}, ldvarg10={-3387713218859458323:0}, ldvarg11={-3180547636002511924:0}, ldvarg12={-3315312577195761427:0}, ldvarg13={-3324733192822546199:0}, ldvarg2={-1135005756180094739:0}, ldvarg3={-32047499782984721:0}, ldvarg4={-2306829447273339768:0}, ldvarg5={-10860426103357437:0}, ldvarg6={-44846364930283070:0}, ldvarg7={-2758405402241685331:0}, ldvarg8={-3315725993567805203:0}, ldvarg9={-1135005756180094740:0}, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0, tmp={-3315725993567805203:0}, tmp___0={-3324733192822546199:0}, tmp___1={-3387713218859458323:0}, tmp___2=1, tmp___3=9, tmp___4=0] [L5792] CALL ldv_check_final_state() [L5914] COND TRUE ldv_module_refcounter != 1 VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L5915] CALL ldv_error() VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] [L5816] reach_error() VAL [__this_module={562949953486848:-9223372036854775808}, cluster_ops={72:0}, cluster_ops_group0={-5063043484133482259:0}, cluster_ops_group1={-3891843698243362579:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, md_ls_ops={71:0}, md_ls_ops_group0={-3315664420916649747:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 567 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 122.2s, OverallIterations: 15, TraceHistogramMax: 65, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3969 SdHoareTripleChecker+Valid, 7.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3876 mSDsluCounter, 65466 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 53505 mSDsCounter, 540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2334 IncrementalHoareTripleChecker+Invalid, 2874 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 540 mSolverCounterUnsat, 11961 mSDtfsCounter, 2334 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5650 GetRequests, 5487 SyntacticMatches, 0 SemanticMatches, 163 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2106occurred in iteration=14, InterpolantAutomatonStates: 140, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 1323 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 67.2s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 4022 NumberOfCodeBlocks, 2920 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5602 ConstructedInterpolants, 0 QuantifiedInterpolants, 6855 SizeOfPredicates, 20 NumberOfNonLiveVariables, 15400 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 35869/38066 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 14:21:52,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d53d997f-dcf4-48ee-8c93-7731d8b3bcb8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE