./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-43_2a-drivers--usb--serial--digi_acceleport.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_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 --- 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 14:46:44,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:46:44,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:46:44,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:46:44,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:46:44,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:46:44,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:46:44,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:46:44,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:46:44,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:46:44,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:46:44,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:46:44,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:46:44,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:46:44,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:46:44,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:46:44,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:46:44,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:46:44,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:46:44,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:46:44,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:46:44,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:46:44,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:46:44,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:46:44,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:46:44,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:46:44,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:46:44,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:46:44,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:46:44,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:46:44,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:46:44,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:46:44,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:46:44,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:46:44,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:46:44,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:46:44,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:46:44,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:46:44,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:46:44,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:46:44,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:46:44,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 14:46:44,274 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:46:44,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:46:44,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:46:44,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:46:44,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:46:44,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:46:44,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:46:44,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:46:44,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:46:44,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:46:44,277 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:46:44,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:46:44,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:46:44,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:46:44,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:46:44,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:46:44,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:46:44,278 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:46:44,279 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 [2022-12-13 14:46:44,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:46:44,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:46:44,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:46:44,468 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:46:44,468 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:46:44,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-12-13 14:46:47,011 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:46:47,330 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:46:47,331 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-12-13 14:46:47,351 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data/a412c6a10/ca92089fdffe4e269dbccdcacb86cbfd/FLAGfa05b54a3 [2022-12-13 14:46:47,582 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data/a412c6a10/ca92089fdffe4e269dbccdcacb86cbfd [2022-12-13 14:46:47,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:46:47,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:46:47,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:46:47,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:46:47,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:46:47,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:46:47" (1/1) ... [2022-12-13 14:46:47,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@166ee9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:47, skipping insertion in model container [2022-12-13 14:46:47,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:46:47" (1/1) ... [2022-12-13 14:46:47,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:46:47,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:46:48,098 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:46:48,114 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:46:48,158 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:46:48,168 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:46:48,178 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:46:48,188 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:46:48,198 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:46:48,365 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:46:48,388 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-12-13 14:46:48,513 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:46:48,514 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:46:48,514 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:46:48,515 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:46:48,518 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,521 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,524 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,529 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,532 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,535 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,540 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,544 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,544 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:46:48,551 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,560 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,560 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-13 14:46:48,565 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,569 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,570 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:46:48,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:46:48,573 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,573 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,574 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,575 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,577 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:46:48,577 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,579 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,581 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,582 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,585 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,586 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 14:46:48,589 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,589 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:46:48,590 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:46:48,590 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:46:48,590 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:46:48,590 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,591 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 14:46:48,592 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,595 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:46:48,596 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,596 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,596 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,597 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:46:48,597 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:46:48,597 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,598 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:46:48,599 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,599 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:46:48,600 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:46:48,600 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,601 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,601 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,602 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,603 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,603 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,604 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,604 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,606 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,608 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-13 14:46:48,608 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-13 14:46:48,609 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,610 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,612 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,613 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-13 14:46:48,614 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:46:48,615 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,615 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,616 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-13 14:46:48,618 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register_drivers [2022-12-13 14:46:48,621 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister_drivers [2022-12-13 14:46:48,638 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:46:48,645 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-13 14:46:48,651 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-12-13 14:46:48,651 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 14:46:48,652 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:46:48,653 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:46:48,653 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:46:48,654 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 14:46:48,654 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:46:48,658 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-12-13 14:46:48,677 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 14:46:48,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:46:48,712 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:46:48,788 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:46:48,789 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:46:48,790 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:46:48,791 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:46:48,791 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:46:48,791 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:46:48,791 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:46:48,796 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:46:48,798 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-12-13 14:46:48,805 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:46:48,806 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:46:48,806 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:46:48,807 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:46:48,810 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,812 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,814 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,818 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,822 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,825 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,829 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,832 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,832 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:46:48,837 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,841 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,841 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-13 14:46:48,845 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,848 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,849 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:46:48,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:46:48,852 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,852 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,853 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,853 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,855 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:46:48,856 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,857 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,859 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,860 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,863 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,864 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 14:46:48,867 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,867 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:46:48,867 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:46:48,867 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:46:48,868 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:46:48,868 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,868 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 14:46:48,869 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,870 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:46:48,870 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,870 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,870 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,870 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:46:48,871 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:46:48,871 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:46:48,872 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:46:48,873 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,873 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:46:48,874 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:46:48,875 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,875 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,875 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:46:48,876 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,877 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,879 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,879 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,880 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,881 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:46:48,883 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-13 14:46:48,883 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-13 14:46:48,884 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,885 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,889 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:46:48,889 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-13 14:46:48,890 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:46:48,891 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,892 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:46:48,892 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-13 14:46:48,892 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register_drivers [2022-12-13 14:46:48,893 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister_drivers [2022-12-13 14:46:48,895 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:46:48,908 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-13 14:46:48,911 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-12-13 14:46:48,912 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 14:46:48,913 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:46:48,914 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:46:48,914 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:46:48,914 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 14:46:48,914 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:46:48,916 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-12-13 14:46:48,917 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 14:46:48,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:46:48,956 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:46:48,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48 WrapperNode [2022-12-13 14:46:48,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:46:48,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:46:48,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:46:48,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:46:48,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,107 INFO L138 Inliner]: procedures = 180, calls = 1491, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 3851 [2022-12-13 14:46:49,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:46:49,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:46:49,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:46:49,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:46:49,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,245 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:46:49,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:46:49,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:46:49,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:46:49,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (1/1) ... [2022-12-13 14:46:49,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:46:49,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:46:49,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:46:49,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:46:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 14:46:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 14:46:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure digi_disconnect [2022-12-13 14:46:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_disconnect [2022-12-13 14:46:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 14:46:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure digi_break_ctl [2022-12-13 14:46:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_break_ctl [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure cond_wait_interruptible_timeout_irqrestore [2022-12-13 14:46:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_wait_interruptible_timeout_irqrestore [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 14:46:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 14:46:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_throttle [2022-12-13 14:46:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_throttle [2022-12-13 14:46:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-12-13 14:46:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 14:46:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 14:46:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-13 14:46:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure digi_startup [2022-12-13 14:46:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_startup [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 14:46:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-12-13 14:46:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-12-13 14:46:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure digi_open [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_open [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure digi_read_bulk_callback [2022-12-13 14:46:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_read_bulk_callback [2022-12-13 14:46:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_bulk_callback [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_bulk_callback [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_termios [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_termios [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure digi_wakeup_write_lock [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_wakeup_write_lock [2022-12-13 14:46:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_room [2022-12-13 14:46:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_room [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 14:46:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 14:46:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure digi_close [2022-12-13 14:46:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_close [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmset [2022-12-13 14:46:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmset [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmget [2022-12-13 14:46:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmget [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:46:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 14:46:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 14:46:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_modem_signals [2022-12-13 14:46:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_modem_signals [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2022-12-13 14:46:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_probe [2022-12-13 14:46:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_probe [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure digi_release [2022-12-13 14:46:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_release [2022-12-13 14:46:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_inb_command [2022-12-13 14:46:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_inb_command [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_oob_command [2022-12-13 14:46:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_oob_command [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 14:46:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_init [2022-12-13 14:46:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_init [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-13 14:46:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-12-13 14:46:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-12-13 14:46:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_unthrottle [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_unthrottle [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure digi_dtr_rts [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_dtr_rts [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure digi_chars_in_buffer [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_chars_in_buffer [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 14:46:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-12-13 14:46:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_remove [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_remove [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-12-13 14:46:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-12-13 14:46:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-12-13 14:46:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 14:46:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 14:46:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 14:46:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:46:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:46:49,744 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:46:49,746 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:46:50,057 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 14:46:58,700 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:46:58,715 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:46:58,715 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-13 14:46:58,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:46:58 BoogieIcfgContainer [2022-12-13 14:46:58,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:46:58,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:46:58,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:46:58,724 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:46:58,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:46:47" (1/3) ... [2022-12-13 14:46:58,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44819421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:46:58, skipping insertion in model container [2022-12-13 14:46:58,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:46:48" (2/3) ... [2022-12-13 14:46:58,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44819421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:46:58, skipping insertion in model container [2022-12-13 14:46:58,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:46:58" (3/3) ... [2022-12-13 14:46:58,727 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-12-13 14:46:58,745 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:46:58,746 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:46:58,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:46:58,806 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;@238398d4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:46:58,806 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:46:58,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 1315 states, 925 states have (on average 1.4183783783783783) internal successors, (1312), 943 states have internal predecessors, (1312), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) [2022-12-13 14:46:58,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 14:46:58,825 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:46:58,826 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:46:58,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:46:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:46:58,830 INFO L85 PathProgramCache]: Analyzing trace with hash 955031833, now seen corresponding path program 1 times [2022-12-13 14:46:58,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:46:58,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719317760] [2022-12-13 14:46:58,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:46:58,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:46:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:46:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:46:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:46:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:46:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:46:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:46:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:46:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:46:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:46:59,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:46:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:46:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:46:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:46:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:46:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:46:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:46:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:46:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:46:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:46:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:46:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:46:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:46:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-13 14:46:59,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:46:59,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719317760] [2022-12-13 14:46:59,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719317760] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:46:59,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:46:59,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:46:59,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095874313] [2022-12-13 14:46:59,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:46:59,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:46:59,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:46:59,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:46:59,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:46:59,457 INFO L87 Difference]: Start difference. First operand has 1315 states, 925 states have (on average 1.4183783783783783) internal successors, (1312), 943 states have internal predecessors, (1312), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 14:47:01,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:02,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:04,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:10,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:12,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:14,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:14,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:47:14,682 INFO L93 Difference]: Finished difference Result 2692 states and 4153 transitions. [2022-12-13 14:47:14,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:47:14,684 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 151 [2022-12-13 14:47:14,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:47:14,698 INFO L225 Difference]: With dead ends: 2692 [2022-12-13 14:47:14,698 INFO L226 Difference]: Without dead ends: 1367 [2022-12-13 14:47:14,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 50 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 14:47:14,708 INFO L413 NwaCegarLoop]: 1680 mSDtfsCounter, 429 mSDsluCounter, 3113 mSDsCounter, 0 mSdLazyCounter, 1390 mSolverCounterSat, 722 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 4793 SdHoareTripleChecker+Invalid, 2116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 722 IncrementalHoareTripleChecker+Valid, 1390 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:47:14,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [461 Valid, 4793 Invalid, 2116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [722 Valid, 1390 Invalid, 4 Unknown, 0 Unchecked, 15.0s Time] [2022-12-13 14:47:14,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1367 states. [2022-12-13 14:47:14,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1367 to 1300. [2022-12-13 14:47:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 917 states have (on average 1.4045801526717556) internal successors, (1288), 928 states have internal predecessors, (1288), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-12-13 14:47:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 1935 transitions. [2022-12-13 14:47:14,799 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 1935 transitions. Word has length 151 [2022-12-13 14:47:14,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:47:14,799 INFO L495 AbstractCegarLoop]: Abstraction has 1300 states and 1935 transitions. [2022-12-13 14:47:14,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 14:47:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1935 transitions. [2022-12-13 14:47:14,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 14:47:14,802 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:47:14,803 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:47:14,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 14:47:14,803 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:47:14,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:47:14,803 INFO L85 PathProgramCache]: Analyzing trace with hash 311014417, now seen corresponding path program 1 times [2022-12-13 14:47:14,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:47:14,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885958869] [2022-12-13 14:47:14,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:47:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:47:14,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:47:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:47:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:47:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:47:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:47:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:47:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:47:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:47:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:47:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:47:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:47:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:47:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:47:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:15,167 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-13 14:47:15,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:47:15,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885958869] [2022-12-13 14:47:15,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885958869] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:47:15,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:47:15,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:47:15,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414236] [2022-12-13 14:47:15,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:47:15,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:47:15,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:47:15,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:47:15,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:47:15,170 INFO L87 Difference]: Start difference. First operand 1300 states and 1935 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:47:16,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:18,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:24,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:26,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:27,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:47:27,845 INFO L93 Difference]: Finished difference Result 3752 states and 5578 transitions. [2022-12-13 14:47:27,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:47:27,846 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 151 [2022-12-13 14:47:27,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:47:27,855 INFO L225 Difference]: With dead ends: 3752 [2022-12-13 14:47:27,856 INFO L226 Difference]: Without dead ends: 2487 [2022-12-13 14:47:27,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 44 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 14:47:27,861 INFO L413 NwaCegarLoop]: 1852 mSDtfsCounter, 2230 mSDsluCounter, 3510 mSDsCounter, 0 mSdLazyCounter, 2049 mSolverCounterSat, 1428 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2412 SdHoareTripleChecker+Valid, 5362 SdHoareTripleChecker+Invalid, 3479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1428 IncrementalHoareTripleChecker+Valid, 2049 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:47:27,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2412 Valid, 5362 Invalid, 3479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1428 Valid, 2049 Invalid, 2 Unknown, 0 Unchecked, 12.5s Time] [2022-12-13 14:47:27,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2022-12-13 14:47:27,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2352. [2022-12-13 14:47:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2352 states, 1664 states have (on average 1.3972355769230769) internal successors, (2325), 1687 states have internal predecessors, (2325), 573 states have call successors, (573), 115 states have call predecessors, (573), 114 states have return successors, (572), 563 states have call predecessors, (572), 572 states have call successors, (572) [2022-12-13 14:47:27,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 2352 states and 3470 transitions. [2022-12-13 14:47:27,939 INFO L78 Accepts]: Start accepts. Automaton has 2352 states and 3470 transitions. Word has length 151 [2022-12-13 14:47:27,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:47:27,940 INFO L495 AbstractCegarLoop]: Abstraction has 2352 states and 3470 transitions. [2022-12-13 14:47:27,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:47:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3470 transitions. [2022-12-13 14:47:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 14:47:27,942 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:47:27,942 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:47:27,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 14:47:27,942 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:47:27,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:47:27,942 INFO L85 PathProgramCache]: Analyzing trace with hash -88563429, now seen corresponding path program 1 times [2022-12-13 14:47:27,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:47:27,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118087761] [2022-12-13 14:47:27,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:47:27,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:47:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:47:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:47:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:47:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:47:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:47:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:47:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:47:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:47:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:47:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:47:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:47:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:47:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:47:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:28,279 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-13 14:47:28,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:47:28,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118087761] [2022-12-13 14:47:28,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118087761] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:47:28,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:47:28,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:47:28,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838696757] [2022-12-13 14:47:28,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:47:28,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:47:28,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:47:28,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:47:28,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:47:28,281 INFO L87 Difference]: Start difference. First operand 2352 states and 3470 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:47:30,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:32,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:34,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:43,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:45,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:47,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:47,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:47:47,698 INFO L93 Difference]: Finished difference Result 5997 states and 8848 transitions. [2022-12-13 14:47:47,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:47:47,698 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 151 [2022-12-13 14:47:47,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:47:47,711 INFO L225 Difference]: With dead ends: 5997 [2022-12-13 14:47:47,711 INFO L226 Difference]: Without dead ends: 3680 [2022-12-13 14:47:47,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 44 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 14:47:47,719 INFO L413 NwaCegarLoop]: 2866 mSDtfsCounter, 1866 mSDsluCounter, 4857 mSDsCounter, 0 mSdLazyCounter, 2553 mSolverCounterSat, 945 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2045 SdHoareTripleChecker+Valid, 7723 SdHoareTripleChecker+Invalid, 3503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 945 IncrementalHoareTripleChecker+Valid, 2553 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:47:47,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2045 Valid, 7723 Invalid, 3503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [945 Valid, 2553 Invalid, 5 Unknown, 0 Unchecked, 19.2s Time] [2022-12-13 14:47:47,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2022-12-13 14:47:47,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3484. [2022-12-13 14:47:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3484 states, 2474 states have (on average 1.3936944219886822) internal successors, (3448), 2508 states have internal predecessors, (3448), 831 states have call successors, (831), 179 states have call predecessors, (831), 178 states have return successors, (830), 817 states have call predecessors, (830), 830 states have call successors, (830) [2022-12-13 14:47:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3484 states and 5109 transitions. [2022-12-13 14:47:47,837 INFO L78 Accepts]: Start accepts. Automaton has 3484 states and 5109 transitions. Word has length 151 [2022-12-13 14:47:47,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:47:47,837 INFO L495 AbstractCegarLoop]: Abstraction has 3484 states and 5109 transitions. [2022-12-13 14:47:47,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:47:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 5109 transitions. [2022-12-13 14:47:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-13 14:47:47,841 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:47:47,841 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:47:47,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 14:47:47,841 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:47:47,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:47:47,841 INFO L85 PathProgramCache]: Analyzing trace with hash -155632499, now seen corresponding path program 1 times [2022-12-13 14:47:47,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:47:47,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303274849] [2022-12-13 14:47:47,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:47:47,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:47:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:47:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:47:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:47:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:47:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:47:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:47:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:47:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:47:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:47:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:47:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:47:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:47:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:47:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:47:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:47:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 14:47:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 14:47:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 14:47:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 14:47:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-12-13 14:47:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-12-13 14:47:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:47:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:47:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:47:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-12-13 14:47:48,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:47:48,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303274849] [2022-12-13 14:47:48,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303274849] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:47:48,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:47:48,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:47:48,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191003628] [2022-12-13 14:47:48,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:47:48,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:47:48,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:47:48,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:47:48,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:47:48,386 INFO L87 Difference]: Start difference. First operand 3484 states and 5109 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 14:47:50,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:52,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:54,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:47:56,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:04,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:06,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:08,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:10,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:12,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:14,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:14,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:48:14,458 INFO L93 Difference]: Finished difference Result 8978 states and 13230 transitions. [2022-12-13 14:48:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:48:14,459 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 292 [2022-12-13 14:48:14,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:48:14,486 INFO L225 Difference]: With dead ends: 8978 [2022-12-13 14:48:14,486 INFO L226 Difference]: Without dead ends: 5543 [2022-12-13 14:48:14,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 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 14:48:14,500 INFO L413 NwaCegarLoop]: 1902 mSDtfsCounter, 2278 mSDsluCounter, 4645 mSDsCounter, 0 mSdLazyCounter, 2777 mSolverCounterSat, 1466 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2455 SdHoareTripleChecker+Valid, 6547 SdHoareTripleChecker+Invalid, 4252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1466 IncrementalHoareTripleChecker+Valid, 2777 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2022-12-13 14:48:14,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2455 Valid, 6547 Invalid, 4252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1466 Valid, 2777 Invalid, 9 Unknown, 0 Unchecked, 25.8s Time] [2022-12-13 14:48:14,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5543 states. [2022-12-13 14:48:14,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5543 to 5264. [2022-12-13 14:48:14,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5264 states, 3789 states have (on average 1.3813671153338611) internal successors, (5234), 3840 states have internal predecessors, (5234), 1196 states have call successors, (1196), 279 states have call predecessors, (1196), 278 states have return successors, (1195), 1176 states have call predecessors, (1195), 1195 states have call successors, (1195) [2022-12-13 14:48:14,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5264 states to 5264 states and 7625 transitions. [2022-12-13 14:48:14,753 INFO L78 Accepts]: Start accepts. Automaton has 5264 states and 7625 transitions. Word has length 292 [2022-12-13 14:48:14,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:48:14,754 INFO L495 AbstractCegarLoop]: Abstraction has 5264 states and 7625 transitions. [2022-12-13 14:48:14,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 14:48:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 5264 states and 7625 transitions. [2022-12-13 14:48:14,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-13 14:48:14,757 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:48:14,757 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:48:14,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 14:48:14,758 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:48:14,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:48:14,758 INFO L85 PathProgramCache]: Analyzing trace with hash -555210345, now seen corresponding path program 1 times [2022-12-13 14:48:14,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:48:14,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383026680] [2022-12-13 14:48:14,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:48:14,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:48:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:48:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:48:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:48:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:48:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:48:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:48:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:48:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:48:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:48:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:48:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:48:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:48:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:48:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:48:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:48:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 14:48:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 14:48:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 14:48:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 14:48:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-12-13 14:48:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-12-13 14:48:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-12-13 14:48:15,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:48:15,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383026680] [2022-12-13 14:48:15,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383026680] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:48:15,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:48:15,297 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:48:15,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289005093] [2022-12-13 14:48:15,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:48:15,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:48:15,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:48:15,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:48:15,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:48:15,298 INFO L87 Difference]: Start difference. First operand 5264 states and 7625 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 14:48:17,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:19,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:20,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:27,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:29,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:29,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:48:29,715 INFO L93 Difference]: Finished difference Result 13337 states and 19413 transitions. [2022-12-13 14:48:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:48:29,716 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 292 [2022-12-13 14:48:29,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:48:29,740 INFO L225 Difference]: With dead ends: 13337 [2022-12-13 14:48:29,740 INFO L226 Difference]: Without dead ends: 8122 [2022-12-13 14:48:29,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 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 14:48:29,753 INFO L413 NwaCegarLoop]: 1957 mSDtfsCounter, 2256 mSDsluCounter, 3691 mSDsCounter, 0 mSdLazyCounter, 2252 mSolverCounterSat, 1458 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2433 SdHoareTripleChecker+Valid, 5648 SdHoareTripleChecker+Invalid, 3713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1458 IncrementalHoareTripleChecker+Valid, 2252 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:48:29,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2433 Valid, 5648 Invalid, 3713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1458 Valid, 2252 Invalid, 3 Unknown, 0 Unchecked, 14.2s Time] [2022-12-13 14:48:29,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8122 states. [2022-12-13 14:48:29,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8122 to 7746. [2022-12-13 14:48:29,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7746 states, 5653 states have (on average 1.3713072704758535) internal successors, (7752), 5725 states have internal predecessors, (7752), 1673 states have call successors, (1673), 420 states have call predecessors, (1673), 419 states have return successors, (1672), 1647 states have call predecessors, (1672), 1672 states have call successors, (1672) [2022-12-13 14:48:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7746 states to 7746 states and 11097 transitions. [2022-12-13 14:48:29,979 INFO L78 Accepts]: Start accepts. Automaton has 7746 states and 11097 transitions. Word has length 292 [2022-12-13 14:48:29,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:48:29,979 INFO L495 AbstractCegarLoop]: Abstraction has 7746 states and 11097 transitions. [2022-12-13 14:48:29,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 14:48:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 7746 states and 11097 transitions. [2022-12-13 14:48:29,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-13 14:48:29,983 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:48:29,983 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:48:29,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 14:48:29,983 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:48:29,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:48:29,983 INFO L85 PathProgramCache]: Analyzing trace with hash 2027577157, now seen corresponding path program 1 times [2022-12-13 14:48:29,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:48:29,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646497433] [2022-12-13 14:48:29,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:48:29,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:48:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:48:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:48:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:48:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:48:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:48:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:48:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:48:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:48:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:48:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:48:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:48:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:48:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:48:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:48:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:48:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 14:48:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 14:48:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 14:48:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 14:48:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-12-13 14:48:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-12-13 14:48:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2022-12-13 14:48:30,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:48:30,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646497433] [2022-12-13 14:48:30,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646497433] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:48:30,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:48:30,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:48:30,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594029001] [2022-12-13 14:48:30,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:48:30,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:48:30,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:48:30,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:48:30,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:48:30,513 INFO L87 Difference]: Start difference. First operand 7746 states and 11097 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 14:48:32,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:38,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:38,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:48:38,194 INFO L93 Difference]: Finished difference Result 8355 states and 11976 transitions. [2022-12-13 14:48:38,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:48:38,195 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 293 [2022-12-13 14:48:38,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:48:38,222 INFO L225 Difference]: With dead ends: 8355 [2022-12-13 14:48:38,222 INFO L226 Difference]: Without dead ends: 8352 [2022-12-13 14:48:38,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 90 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 14:48:38,227 INFO L413 NwaCegarLoop]: 1666 mSDtfsCounter, 1969 mSDsluCounter, 2271 mSDsCounter, 0 mSdLazyCounter, 1222 mSolverCounterSat, 914 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2051 SdHoareTripleChecker+Valid, 3937 SdHoareTripleChecker+Invalid, 2138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 914 IncrementalHoareTripleChecker+Valid, 1222 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:48:38,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2051 Valid, 3937 Invalid, 2138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [914 Valid, 1222 Invalid, 2 Unknown, 0 Unchecked, 7.5s Time] [2022-12-13 14:48:38,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-12-13 14:48:38,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 7914. [2022-12-13 14:48:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7914 states, 5782 states have (on average 1.3699411968177102) internal successors, (7921), 5854 states have internal predecessors, (7921), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:48:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7914 states to 7914 states and 11292 transitions. [2022-12-13 14:48:38,459 INFO L78 Accepts]: Start accepts. Automaton has 7914 states and 11292 transitions. Word has length 293 [2022-12-13 14:48:38,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:48:38,459 INFO L495 AbstractCegarLoop]: Abstraction has 7914 states and 11292 transitions. [2022-12-13 14:48:38,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 14:48:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 7914 states and 11292 transitions. [2022-12-13 14:48:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-12-13 14:48:38,463 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:48:38,463 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:48:38,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 14:48:38,463 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:48:38,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:48:38,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1425155251, now seen corresponding path program 1 times [2022-12-13 14:48:38,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:48:38,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440243321] [2022-12-13 14:48:38,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:48:38,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:48:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:48:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:48:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:48:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:48:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:48:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 14:48:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 14:48:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 14:48:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 14:48:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 14:48:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 14:48:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 14:48:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:48:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 14:48:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 14:48:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 14:48:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 14:48:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-12-13 14:48:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 14:48:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-12-13 14:48:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-12-13 14:48:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-12-13 14:48:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-12-13 14:48:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2022-12-13 14:48:39,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:48:39,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440243321] [2022-12-13 14:48:39,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440243321] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:48:39,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [422605220] [2022-12-13 14:48:39,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:48:39,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:48:39,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:48:39,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:48:39,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 14:48:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:40,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 3385 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 14:48:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:48:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2022-12-13 14:48:40,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:48:40,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [422605220] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:48:40,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 14:48:40,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2022-12-13 14:48:40,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457680958] [2022-12-13 14:48:40,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:48:40,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:48:40,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:48:40,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:48:40,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-12-13 14:48:40,469 INFO L87 Difference]: Start difference. First operand 7914 states and 11292 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 14:48:40,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:48:40,750 INFO L93 Difference]: Finished difference Result 15806 states and 22567 transitions. [2022-12-13 14:48:40,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:48:40,751 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 302 [2022-12-13 14:48:40,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:48:40,777 INFO L225 Difference]: With dead ends: 15806 [2022-12-13 14:48:40,777 INFO L226 Difference]: Without dead ends: 7915 [2022-12-13 14:48:40,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-12-13 14:48:40,792 INFO L413 NwaCegarLoop]: 1933 mSDtfsCounter, 3 mSDsluCounter, 3847 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5780 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:48:40,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5780 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:48:40,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-12-13 14:48:40,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 7915. [2022-12-13 14:48:40,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7915 states, 5783 states have (on average 1.3698772263531038) internal successors, (7922), 5855 states have internal predecessors, (7922), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:48:41,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7915 states to 7915 states and 11293 transitions. [2022-12-13 14:48:41,005 INFO L78 Accepts]: Start accepts. Automaton has 7915 states and 11293 transitions. Word has length 302 [2022-12-13 14:48:41,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:48:41,006 INFO L495 AbstractCegarLoop]: Abstraction has 7915 states and 11293 transitions. [2022-12-13 14:48:41,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 14:48:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 7915 states and 11293 transitions. [2022-12-13 14:48:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-12-13 14:48:41,010 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:48:41,010 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:48:41,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 14:48:41,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:48:41,211 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:48:41,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:48:41,211 INFO L85 PathProgramCache]: Analyzing trace with hash 933789317, now seen corresponding path program 1 times [2022-12-13 14:48:41,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:48:41,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045757649] [2022-12-13 14:48:41,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:48:41,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:48:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 14:48:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 14:48:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 14:48:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 14:48:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:41,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 14:48:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 14:48:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 14:48:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 14:48:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 14:48:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 14:48:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 14:48:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 14:48:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 14:48:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 14:48:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 14:48:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 14:48:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-12-13 14:48:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 14:48:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-12-13 14:48:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 14:48:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 14:48:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 14:48:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 14:48:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 14:48:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-12-13 14:48:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2022-12-13 14:48:42,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 14:48:42,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045757649] [2022-12-13 14:48:42,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045757649] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 14:48:42,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576568070] [2022-12-13 14:48:42,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:48:42,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:48:42,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:48:42,310 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 14:48:42,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 14:48:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:48:43,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 3520 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 14:48:43,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:48:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 512 proven. 1 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2022-12-13 14:48:43,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:48:43,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2022-12-13 14:48:43,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576568070] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:48:43,966 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 14:48:43,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2022-12-13 14:48:43,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289182446] [2022-12-13 14:48:43,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 14:48:43,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-13 14:48:43,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 14:48:43,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 14:48:43,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-12-13 14:48:43,969 INFO L87 Difference]: Start difference. First operand 7915 states and 11293 transitions. Second operand has 14 states, 14 states have (on average 7.785714285714286) internal successors, (109), 10 states have internal predecessors, (109), 2 states have call successors, (71), 6 states have call predecessors, (71), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-12-13 14:48:46,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:47,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:49,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:48:51,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:49:02,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:49:04,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:49:06,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:49:06,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:49:06,617 INFO L93 Difference]: Finished difference Result 17049 states and 24609 transitions. [2022-12-13 14:49:06,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 14:49:06,618 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.785714285714286) internal successors, (109), 10 states have internal predecessors, (109), 2 states have call successors, (71), 6 states have call predecessors, (71), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 311 [2022-12-13 14:49:06,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:49:06,639 INFO L225 Difference]: With dead ends: 17049 [2022-12-13 14:49:06,639 INFO L226 Difference]: Without dead ends: 9154 [2022-12-13 14:49:06,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 730 GetRequests, 709 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2022-12-13 14:49:06,654 INFO L413 NwaCegarLoop]: 1583 mSDtfsCounter, 965 mSDsluCounter, 9634 mSDsCounter, 0 mSdLazyCounter, 4149 mSolverCounterSat, 1153 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 11217 SdHoareTripleChecker+Invalid, 5307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1153 IncrementalHoareTripleChecker+Valid, 4149 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:49:06,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1002 Valid, 11217 Invalid, 5307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1153 Valid, 4149 Invalid, 5 Unknown, 0 Unchecked, 22.2s Time] [2022-12-13 14:49:06,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9154 states. [2022-12-13 14:49:06,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9154 to 7918. [2022-12-13 14:49:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7918 states, 5786 states have (on average 1.3696854476322158) internal successors, (7925), 5858 states have internal predecessors, (7925), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:49:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7918 states to 7918 states and 11296 transitions. [2022-12-13 14:49:06,944 INFO L78 Accepts]: Start accepts. Automaton has 7918 states and 11296 transitions. Word has length 311 [2022-12-13 14:49:06,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:49:06,944 INFO L495 AbstractCegarLoop]: Abstraction has 7918 states and 11296 transitions. [2022-12-13 14:49:06,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.785714285714286) internal successors, (109), 10 states have internal predecessors, (109), 2 states have call successors, (71), 6 states have call predecessors, (71), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-12-13 14:49:06,945 INFO L276 IsEmpty]: Start isEmpty. Operand 7918 states and 11296 transitions. [2022-12-13 14:49:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-12-13 14:49:06,946 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:49:06,946 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:49:06,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 14:49:07,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 14:49:07,147 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:49:07,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:49:07,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1808118957, now seen corresponding path program 1 times [2022-12-13 14:49:07,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 14:49:07,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519968605] [2022-12-13 14:49:07,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:49:07,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 14:49:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:49:08,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 14:49:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 14:49:09,483 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 14:49:09,483 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 14:49:09,484 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:49:09,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 14:49:09,488 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:49:09,490 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 14:49:09,522 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,522 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 14:49:09,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 14:49:09,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 02:49:09 BoogieIcfgContainer [2022-12-13 14:49:09,675 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 14:49:09,675 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 14:49:09,675 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 14:49:09,675 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 14:49:09,676 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:46:58" (3/4) ... [2022-12-13 14:49:09,678 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 14:49:09,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 14:49:09,678 INFO L158 Benchmark]: Toolchain (without parser) took 142092.77ms. Allocated memory was 119.5MB in the beginning and 639.6MB in the end (delta: 520.1MB). Free memory was 74.9MB in the beginning and 201.9MB in the end (delta: -127.1MB). Peak memory consumption was 394.8MB. Max. memory is 16.1GB. [2022-12-13 14:49:09,678 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 84.9MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:49:09,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.04ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 74.6MB in the beginning and 87.4MB in the end (delta: -12.8MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2022-12-13 14:49:09,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.47ms. Allocated memory is still 151.0MB. Free memory was 87.4MB in the beginning and 66.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-13 14:49:09,679 INFO L158 Benchmark]: Boogie Preprocessor took 162.41ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 66.4MB in the beginning and 107.1MB in the end (delta: -40.6MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-12-13 14:49:09,679 INFO L158 Benchmark]: RCFGBuilder took 9446.99ms. Allocated memory was 182.5MB in the beginning and 639.6MB in the end (delta: 457.2MB). Free memory was 107.1MB in the beginning and 336.3MB in the end (delta: -229.2MB). Peak memory consumption was 395.7MB. Max. memory is 16.1GB. [2022-12-13 14:49:09,679 INFO L158 Benchmark]: TraceAbstraction took 130954.41ms. Allocated memory is still 639.6MB. Free memory was 335.2MB in the beginning and 202.8MB in the end (delta: 132.5MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. [2022-12-13 14:49:09,679 INFO L158 Benchmark]: Witness Printer took 2.64ms. Allocated memory is still 639.6MB. Free memory was 202.8MB in the beginning and 201.9MB in the end (delta: 850.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 14:49:09,680 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 84.9MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.04ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 74.6MB in the beginning and 87.4MB in the end (delta: -12.8MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.47ms. Allocated memory is still 151.0MB. Free memory was 87.4MB in the beginning and 66.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.41ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 66.4MB in the beginning and 107.1MB in the end (delta: -40.6MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9446.99ms. Allocated memory was 182.5MB in the beginning and 639.6MB in the end (delta: 457.2MB). Free memory was 107.1MB in the beginning and 336.3MB in the end (delta: -229.2MB). Peak memory consumption was 395.7MB. Max. memory is 16.1GB. * TraceAbstraction took 130954.41ms. Allocated memory is still 639.6MB. Free memory was 335.2MB in the beginning and 202.8MB in the end (delta: 132.5MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. * Witness Printer took 2.64ms. Allocated memory is still 639.6MB. Free memory was 202.8MB in the beginning and 201.9MB in the end (delta: 850.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled * 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: 7317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 6148, overapproximation of bitwiseAnd at line 7360. Possible FailurePath: [L4235] struct tty_struct *digi_acceleport_2_device_group3 ; [L4236] struct urb *digi_acceleport_2_device_group0 ; [L4237] int LDV_IN_INTERRUPT = 1; [L4238] struct work_struct *ldv_work_struct_1_0 ; [L4239] struct work_struct *ldv_work_struct_1_1 ; [L4240] struct tty_struct *digi_acceleport_4_device_group3 ; [L4241] struct work_struct *ldv_work_struct_1_2 ; [L4242] struct work_struct *ldv_work_struct_1_3 ; [L4243] int ldv_work_1_3 ; [L4244] int ldv_state_variable_0 ; [L4245] struct urb *digi_acceleport_4_device_group0 ; [L4246] int ldv_state_variable_3 ; [L4247] int ldv_work_1_1 ; [L4248] int ldv_state_variable_2 ; [L4249] struct usb_serial_port *digi_acceleport_4_device_group1 ; [L4250] int ref_cnt ; [L4251] struct usb_serial *digi_acceleport_2_device_group2 ; [L4252] int ldv_work_1_0 ; [L4253] int ldv_state_variable_1 ; [L4254] struct usb_serial_port *digi_acceleport_2_device_group1 ; [L4255] struct usb_serial *digi_acceleport_4_device_group2 ; [L4256] int ldv_work_1_2 ; [L4413-L4418] static struct usb_device_id const id_table_combined[3U] = { {3U, 1477U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1477U, 4U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4419-L4421] static struct usb_device_id const id_table_2[2U] = { {3U, 1477U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4422-L4424] static struct usb_device_id const id_table_4[2U] = { {3U, 1477U, 4U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4425] struct usb_device_id const __mod_usb__id_table_combined_device_table[3U] ; [L4426-L4434] static struct usb_serial_driver digi_acceleport_2_device = {"Digi 2 port USB adapter", (struct usb_device_id const *)(& id_table_2), 3, {0, 0}, {"digi_2", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, {{{{{{0}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, 0UL, 0UL, 0, & digi_startup, 0, & digi_disconnect, & digi_release, & digi_port_probe, & digi_port_remove, 0, 0, 0, & digi_open, & digi_close, & digi_write, & digi_write_room, 0, & digi_set_termios, & digi_break_ctl, & digi_chars_in_buffer, 0, 0, & digi_rx_throttle, & digi_rx_unthrottle, & digi_tiocmget, & digi_tiocmset, 0, 0, & digi_dtr_rts, 0, 0, 0, 0, & digi_read_bulk_callback, & digi_write_bulk_callback, 0, 0}; [L4435-L4443] static struct usb_serial_driver digi_acceleport_4_device = {"Digi 4 port USB adapter", (struct usb_device_id const *)(& id_table_4), 4, {0, 0}, {"digi_4", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, {{{{{{0}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, 0UL, 0UL, 0, & digi_startup, 0, & digi_disconnect, & digi_release, & digi_port_probe, & digi_port_remove, 0, 0, 0, & digi_open, & digi_close, & digi_write, & digi_write_room, 0, & digi_set_termios, & digi_break_ctl, & digi_chars_in_buffer, 0, 0, & digi_rx_throttle, & digi_rx_unthrottle, & digi_tiocmget, & digi_tiocmset, 0, 0, 0, 0, 0, 0, 0, & digi_read_bulk_callback, & digi_write_bulk_callback, 0, 0}; [L4444] static struct usb_serial_driver * const serial_drivers[3U] = { & digi_acceleport_2_device, & digi_acceleport_4_device, (struct usb_serial_driver *)0}; [L6159] int ldv_retval_2 ; [L6160] int ldv_retval_0 ; [L6161] int ldv_retval_4 ; [L6163] int ldv_retval_1 ; [L6167] int ldv_retval_3 ; [L7356] int ldv_spin = 0; VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6365] int ldvarg1 ; [L6366] unsigned int ldvarg4 ; [L6367] unsigned int ldvarg3 ; [L6368] int ldvarg0 ; [L6369] struct ktermios *ldvarg5 ; [L6370] void *tmp ; [L6371] unsigned char *ldvarg2 ; [L6372] void *tmp___0 ; [L6373] int ldvarg6 ; [L6374] int ldvarg8 ; [L6375] unsigned int ldvarg11 ; [L6376] int ldvarg7 ; [L6377] unsigned int ldvarg10 ; [L6378] struct ktermios *ldvarg12 ; [L6379] void *tmp___1 ; [L6380] unsigned char *ldvarg9 ; [L6381] void *tmp___2 ; [L6382] int tmp___3 ; [L6383] int tmp___4 ; [L6384] int tmp___5 ; [L6385] int tmp___6 ; VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}] [L6387] CALL, EXPR ldv_init_zalloc(44UL) VAL [\old(size)=44, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=44, __this_module={3046:3009}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=44] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=44, __this_module={3046:3009}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-18446744073709551617:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-18446744073709551617:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=44, __this_module={3046:3009}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-18446744073709551617:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-18446744073709551617:0}] [L4012] return (p); VAL [\old(size)=44, \result={-18446744073709551617:0}, __this_module={3046:3009}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-18446744073709551617:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-18446744073709551617:0}] [L6387] RET, EXPR ldv_init_zalloc(44UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(44UL)={-18446744073709551617:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}] [L6387] tmp = ldv_init_zalloc(44UL) [L6388] ldvarg5 = (struct ktermios *)tmp VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}] [L6389] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, __this_module={3046:3009}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1, __this_module={3046:3009}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-36893488147419103233:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, __this_module={3046:3009}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-36893488147419103233:0}] [L4012] return (p); VAL [\old(size)=1, \result={-36893488147419103233:0}, __this_module={3046:3009}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-36893488147419103233:0}] [L6389] RET, EXPR ldv_init_zalloc(1UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-36893488147419103233:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}] [L6389] tmp___0 = ldv_init_zalloc(1UL) [L6390] ldvarg2 = (unsigned char *)tmp___0 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}] [L6391] CALL, EXPR ldv_init_zalloc(44UL) VAL [\old(size)=44, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=44, __this_module={3046:3009}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=44] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=44, __this_module={3046:3009}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-55340232221128654849:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-55340232221128654849:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=44, __this_module={3046:3009}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-55340232221128654849:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-55340232221128654849:0}] [L4012] return (p); VAL [\old(size)=44, \result={-55340232221128654849:0}, __this_module={3046:3009}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-55340232221128654849:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-55340232221128654849:0}] [L6391] RET, EXPR ldv_init_zalloc(44UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(44UL)={-55340232221128654849:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}] [L6391] tmp___1 = ldv_init_zalloc(44UL) [L6392] ldvarg12 = (struct ktermios *)tmp___1 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}] [L6393] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, __this_module={3046:3009}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1, __this_module={3046:3009}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-73786976294838206465:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, __this_module={3046:3009}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-73786976294838206465:0}] [L4012] return (p); VAL [\old(size)=1, \result={-73786976294838206465:0}, __this_module={3046:3009}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-73786976294838206465:0}] [L6393] RET, EXPR ldv_init_zalloc(1UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-73786976294838206465:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}] [L6393] tmp___2 = ldv_init_zalloc(1UL) [L6394] ldvarg9 = (unsigned char *)tmp___2 [L6395] FCALL ldv_initialize() [L6396] CALL ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={152:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={152:0}, s={152:0}, serial_drivers={141:0}, tmp={152:0}] [L6396] RET ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 4UL)={152:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6397] CALL ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={148:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={148:0}, s={148:0}, serial_drivers={141:0}, tmp={148:0}] [L6397] RET ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 4UL)={148:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6398] CALL ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={149:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={149:0}, s={149:0}, serial_drivers={141:0}, tmp={149:0}] [L6398] RET ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 4UL)={149:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6399] CALL ldv_memset((void *)(& ldvarg0), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={143:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={143:0}, s={143:0}, serial_drivers={141:0}, tmp={143:0}] [L6399] RET ldv_memset((void *)(& ldvarg0), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg0), 0, 4UL)={143:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6400] CALL ldv_memset((void *)(& ldvarg6), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={144:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={144:0}, s={144:0}, serial_drivers={141:0}, tmp={144:0}] [L6400] RET ldv_memset((void *)(& ldvarg6), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 4UL)={144:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6401] CALL ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={151:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={151:0}, s={151:0}, serial_drivers={141:0}, tmp={151:0}] [L6401] RET ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg8), 0, 4UL)={151:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6402] CALL ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={147:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={147:0}, s={147:0}, serial_drivers={141:0}, tmp={147:0}] [L6402] RET ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg11), 0, 4UL)={147:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6403] CALL ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={146:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={146:0}, s={146:0}, serial_drivers={141:0}, tmp={146:0}] [L6403] RET ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg7), 0, 4UL)={146:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6404] CALL ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={145:0}, __this_module={3046:3009}, c=0, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={145:0}, s={145:0}, serial_drivers={141:0}, tmp={145:0}] [L6404] RET ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg10), 0, 4UL)={145:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6405] CALL work_init_1() [L6356] ldv_work_1_0 = 0 [L6357] ldv_work_1_1 = 0 [L6358] ldv_work_1_2 = 0 [L6359] ldv_work_1_3 = 0 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6405] RET work_init_1() [L6406] ldv_state_variable_1 = 1 [L6407] ref_cnt = 0 [L6408] ldv_state_variable_0 = 1 [L6409] ldv_state_variable_3 = 0 [L6410] ldv_state_variable_2 = 0 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}] [L6412] tmp___3 = __VERIFIER_nondet_int() [L6414] case 0: [L6420] case 1: VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=1] [L6421] COND TRUE ldv_state_variable_0 != 0 [L6422] tmp___4 = __VERIFIER_nondet_int() [L6424] case 0: [L6432] case 1: VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=1, tmp___4=1] [L6433] COND TRUE ldv_state_variable_0 == 1 [L6434] CALL, EXPR usb_serial_module_init() [L6145] int tmp ; [L6147-L6148] CALL, EXPR usb_serial_register_drivers((struct usb_serial_driver * const *)(& serial_drivers), "digi_acceleport", (struct usb_device_id const *)(& id_table_combined)) [L7536] return __VERIFIER_nondet_int(); [L6147-L6148] RET, EXPR usb_serial_register_drivers((struct usb_serial_driver * const *)(& serial_drivers), "digi_acceleport", (struct usb_device_id const *)(& id_table_combined)) [L6147-L6148] tmp = usb_serial_register_drivers((struct usb_serial_driver * const *)(& serial_drivers), "digi_acceleport", (struct usb_device_id const *)(& id_table_combined)) [L6149] return (tmp); VAL [\result=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp=0] [L6434] RET, EXPR usb_serial_module_init() [L6434] ldv_retval_0 = usb_serial_module_init() [L6435] COND TRUE ldv_retval_0 == 0 [L6436] ldv_state_variable_0 = 3 [L6437] ldv_state_variable_2 = 1 [L6438] CALL ldv_initialize_usb_serial_driver_2() [L6267] void *tmp ; [L6268] void *tmp___0 ; [L6269] void *tmp___1 ; [L6270] void *tmp___2 ; VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6272] CALL, EXPR ldv_init_zalloc(192UL) VAL [\old(size)=192, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=192, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=192] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=192, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-92233720368547758081:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=192, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-92233720368547758081:0}] [L4012] return (p); VAL [\old(size)=192, \result={-92233720368547758081:0}, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-92233720368547758081:0}] [L6272] RET, EXPR ldv_init_zalloc(192UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(192UL)={-92233720368547758081:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6272] tmp = ldv_init_zalloc(192UL) [L6273] digi_acceleport_4_device_group0 = (struct urb *)tmp VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}] [L6274] CALL, EXPR ldv_init_zalloc(3008UL) VAL [\old(size)=3008, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=3008, __this_module={3046:3009}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=3008] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=3008, __this_module={3046:3009}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-129127208515966861313:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-129127208515966861313:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=3008, __this_module={3046:3009}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-129127208515966861313:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-129127208515966861313:0}] [L4012] return (p); VAL [\old(size)=3008, \result={-129127208515966861313:0}, __this_module={3046:3009}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-129127208515966861313:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-129127208515966861313:0}] [L6274] RET, EXPR ldv_init_zalloc(3008UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(3008UL)={-129127208515966861313:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}] [L6274] tmp___0 = ldv_init_zalloc(3008UL) [L6275] digi_acceleport_4_device_group1 = (struct usb_serial_port *)tmp___0 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}, tmp___0={-129127208515966861313:0}] [L6276] CALL, EXPR ldv_init_zalloc(272UL) VAL [\old(size)=272, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=272, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758079:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=272] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=272, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758079:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758079:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-92233720368547758079:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=272, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758079:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758079:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-92233720368547758079:0}] [L4012] return (p); VAL [\old(size)=272, \result={-92233720368547758079:0}, __this_module={3046:3009}, calloc(1UL, size)={-92233720368547758079:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758079:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-92233720368547758079:0}] [L6276] RET, EXPR ldv_init_zalloc(272UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(272UL)={-92233720368547758079:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}, tmp___0={-129127208515966861313:0}] [L6276] tmp___1 = ldv_init_zalloc(272UL) [L6277] digi_acceleport_4_device_group2 = (struct usb_serial *)tmp___1 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}, tmp___0={-129127208515966861313:0}, tmp___1={-92233720368547758079:0}] [L6278] CALL, EXPR ldv_init_zalloc(1816UL) VAL [\old(size)=1816, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1816, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309695:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1816] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1816, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309695:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309695:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-110680464442257309695:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1816, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309695:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309695:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-110680464442257309695:0}] [L4012] return (p); VAL [\old(size)=1816, \result={-110680464442257309695:0}, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309695:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309695:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-110680464442257309695:0}] [L6278] RET, EXPR ldv_init_zalloc(1816UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1816UL)={-110680464442257309695:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}, tmp___0={-129127208515966861313:0}, tmp___1={-92233720368547758079:0}] [L6278] tmp___2 = ldv_init_zalloc(1816UL) [L6279] digi_acceleport_4_device_group3 = (struct tty_struct *)tmp___2 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-92233720368547758081:0}, tmp___0={-129127208515966861313:0}, tmp___1={-92233720368547758079:0}, tmp___2={-110680464442257309695:0}] [L6438] RET ldv_initialize_usb_serial_driver_2() [L6439] ldv_state_variable_3 = 1 [L6440] CALL ldv_initialize_usb_serial_driver_3() [L6337] void *tmp ; [L6338] void *tmp___0 ; [L6339] void *tmp___1 ; [L6340] void *tmp___2 ; VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6342] CALL, EXPR ldv_init_zalloc(192UL) VAL [\old(size)=192, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=192, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=192] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=192, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309697:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-110680464442257309697:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=192, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309697:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-110680464442257309697:0}] [L4012] return (p); VAL [\old(size)=192, \result={-110680464442257309697:0}, __this_module={3046:3009}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309697:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-110680464442257309697:0}] [L6342] RET, EXPR ldv_init_zalloc(192UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(192UL)={-110680464442257309697:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6342] tmp = ldv_init_zalloc(192UL) [L6343] digi_acceleport_2_device_group0 = (struct urb *)tmp VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}] [L6344] CALL, EXPR ldv_init_zalloc(3008UL) VAL [\old(size)=3008, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=3008, __this_module={3046:3009}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=3008] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=3008, __this_module={3046:3009}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-147573952589676412929:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=3008, __this_module={3046:3009}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-147573952589676412929:0}] [L4012] return (p); VAL [\old(size)=3008, \result={-147573952589676412929:0}, __this_module={3046:3009}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-147573952589676412929:0}] [L6344] RET, EXPR ldv_init_zalloc(3008UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(3008UL)={-147573952589676412929:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}] [L6344] tmp___0 = ldv_init_zalloc(3008UL) [L6345] digi_acceleport_2_device_group1 = (struct usb_serial_port *)tmp___0 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-147573952589676412929:0}] [L6346] CALL, EXPR ldv_init_zalloc(272UL) VAL [\old(size)=272, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=272, __this_module={3046:3009}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=272] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=272, __this_module={3046:3009}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-166020696663385964545:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=272, __this_module={3046:3009}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-166020696663385964545:0}] [L4012] return (p); VAL [\old(size)=272, \result={-166020696663385964545:0}, __this_module={3046:3009}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-166020696663385964545:0}] [L6346] RET, EXPR ldv_init_zalloc(272UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(272UL)={-166020696663385964545:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-147573952589676412929:0}] [L6346] tmp___1 = ldv_init_zalloc(272UL) [L6347] digi_acceleport_2_device_group2 = (struct usb_serial *)tmp___1 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-147573952589676412929:0}, tmp___1={-166020696663385964545:0}] [L6348] CALL, EXPR ldv_init_zalloc(1816UL) VAL [\old(size)=1816, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1816, __this_module={3046:3009}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1816] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1816, __this_module={3046:3009}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-184467440737095516161:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-184467440737095516161:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={3046:3009}, cond=1, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1816, __this_module={3046:3009}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-184467440737095516161:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-184467440737095516161:0}] [L4012] return (p); VAL [\old(size)=1816, \result={-184467440737095516161:0}, __this_module={3046:3009}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-184467440737095516161:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-184467440737095516161:0}] [L6348] RET, EXPR ldv_init_zalloc(1816UL) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1816UL)={-184467440737095516161:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-147573952589676412929:0}, tmp___1={-166020696663385964545:0}] [L6348] tmp___2 = ldv_init_zalloc(1816UL) [L6349] digi_acceleport_2_device_group3 = (struct tty_struct *)tmp___2 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-147573952589676412929:0}, tmp___1={-166020696663385964545:0}, tmp___2={-184467440737095516161:0}] [L6440] RET ldv_initialize_usb_serial_driver_3() [L6443] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=1, tmp___4=1] [L6412] tmp___3 = __VERIFIER_nondet_int() [L6414] case 0: [L6420] case 1: [L6458] case 2: [L6810] case 3: VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=3, tmp___4=1] [L6811] COND TRUE ldv_state_variable_2 != 0 [L6812] tmp___6 = __VERIFIER_nondet_int() [L6814] case 0: [L6836] case 1: [L6858] case 2: [L6868] case 3: VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=3, tmp___4=1, tmp___6=3] [L6869] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=3, tmp___4=1, tmp___6=3] [L6874] COND TRUE ldv_state_variable_2 == 1 VAL [__this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-55340232221128654849:0}, ldvarg2={-36893488147419103233:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-36893488147419103233:0}, tmp___1={-55340232221128654849:0}, tmp___2={-73786976294838206465:0}, tmp___3=3, tmp___4=1, tmp___6=3] [L6875] CALL digi_rx_unthrottle(digi_acceleport_4_device_group3) VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4819] int ret ; [L4820] unsigned long flags ; [L4821] struct usb_serial_port *port ; [L4822] struct digi_port *priv ; [L4823] void *tmp ; [L4825] ret = 0 [L4826] EXPR tty->driver_data [L4826] port = (struct usb_serial_port *)tty->driver_data [L4827] CALL, EXPR usb_get_serial_port_data(port) VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4352] void *tmp ; [L4354] CALL, EXPR dev_get_drvdata((struct device const *)(& port->dev)) [L4330] EXPR dev->driver_data [L4330] return ((void *)dev->driver_data); [L4354] RET, EXPR dev_get_drvdata((struct device const *)(& port->dev)) [L4354] tmp = dev_get_drvdata((struct device const *)(& port->dev)) [L4355] return (tmp); VAL [\old(ldv_spin)=0, \result={3056:-2}, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={3026:153}, port={3026:153}, ref_cnt=0, serial_drivers={141:0}, tmp={3056:-2}] [L4827] RET, EXPR usb_get_serial_port_data(port) VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={3026:153}, ref_cnt=0, ret=0, serial_drivers={141:0}, tty={-110680464442257309695:0}, tty={-110680464442257309695:0}, usb_get_serial_port_data(port)={3056:-2}] [L4827] tmp = usb_get_serial_port_data(port) [L4828] priv = (struct digi_port *)tmp VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={3026:153}, priv={3056:-2}, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={3056:-2}, tty={-110680464442257309695:0}, tty={-110680464442257309695:0}] [L4829] CALL ldv_spin_lock() VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7393] ldv_spin = 1 VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4829] RET ldv_spin_lock() VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={3026:153}, priv={3056:-2}, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={3056:-2}, tty={-110680464442257309695:0}, tty={-110680464442257309695:0}] [L4830] EXPR priv->dp_throttle_restart VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={3026:153}, priv={3056:-2}, priv->dp_throttle_restart=3050, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={3056:-2}, tty={-110680464442257309695:0}, tty={-110680464442257309695:0}] [L4830] COND TRUE priv->dp_throttle_restart != 0 [L4831] EXPR port->read_urb [L4831] CALL ldv_usb_submit_urb_31(port->read_urb, 32U) [L7280] CALL ldv_check_alloc_flags(flags) VAL [\old(flags)=32, \old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7360] COND TRUE ldv_spin != 0 && (flags & 16U) != 0U VAL [\old(flags)=32, \old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, flags=32, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7361] CALL ldv_error() VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7317] reach_error() VAL [\old(ldv_spin)=0, __this_module={3046:3009}, digi_acceleport_2_device={139:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-147573952589676412929:0}, digi_acceleport_2_device_group2={-166020696663385964545:0}, digi_acceleport_2_device_group3={-184467440737095516161:0}, digi_acceleport_4_device={140:0}, digi_acceleport_4_device_group0={-92233720368547758081:0}, digi_acceleport_4_device_group1={-129127208515966861313:0}, digi_acceleport_4_device_group2={-92233720368547758079:0}, digi_acceleport_4_device_group3={-110680464442257309695:0}, id_table_2={137:0}, id_table_4={138:0}, id_table_combined={136:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 61 procedures, 1316 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 130.7s, OverallIterations: 9, TraceHistogramMax: 36, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 118.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 30 mSolverCounterUnknown, 12862 SdHoareTripleChecker+Valid, 116.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11996 mSDsluCounter, 51007 SdHoareTripleChecker+Invalid, 113.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 35568 mSDsCounter, 8094 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16416 IncrementalHoareTripleChecker+Invalid, 24540 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8094 mSolverCounterUnsat, 15439 mSDtfsCounter, 16416 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1580 GetRequests, 1511 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7918occurred in iteration=8, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 2727 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 2895 NumberOfCodeBlocks, 2895 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2856 ConstructedInterpolants, 0 QuantifiedInterpolants, 4730 SizeOfPredicates, 8 NumberOfNonLiveVariables, 6905 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 9852/9999 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 14:49:09,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 --- 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 14:49:11,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:49:11,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:49:11,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:49:11,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:49:11,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:49:11,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:49:11,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:49:11,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:49:11,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:49:11,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:49:11,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:49:11,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:49:11,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:49:11,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:49:11,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:49:11,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:49:11,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:49:11,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:49:11,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:49:11,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:49:11,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:49:11,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:49:11,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:49:11,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:49:11,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:49:11,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:49:11,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:49:11,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:49:11,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:49:11,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:49:11,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:49:11,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:49:11,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:49:11,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:49:11,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:49:11,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:49:11,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:49:11,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:49:11,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:49:11,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:49:11,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 14:49:11,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:49:11,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:49:11,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:49:11,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:49:11,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:49:11,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:49:11,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:49:11,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:49:11,223 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:49:11,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:49:11,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:49:11,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:49:11,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:49:11,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:49:11,224 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 14:49:11,224 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 14:49:11,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 14:49:11,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:49:11,224 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:49:11,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:49:11,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:49:11,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:49:11,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:49:11,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:49:11,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:49:11,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:49:11,226 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 14:49:11,227 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:49:11,227 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 [2022-12-13 14:49:11,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:49:11,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:49:11,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:49:11,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:49:11,455 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:49:11,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-12-13 14:49:13,981 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:49:14,319 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:49:14,319 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-12-13 14:49:14,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data/b7090d823/dba107e4f9fc4e17aaf24bd63e1fc034/FLAG4a47c450a [2022-12-13 14:49:14,349 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/data/b7090d823/dba107e4f9fc4e17aaf24bd63e1fc034 [2022-12-13 14:49:14,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:49:14,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:49:14,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:49:14,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:49:14,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:49:14,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:49:14" (1/1) ... [2022-12-13 14:49:14,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c8835c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:14, skipping insertion in model container [2022-12-13 14:49:14,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:49:14" (1/1) ... [2022-12-13 14:49:14,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:49:14,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:49:14,879 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:49:14,894 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:49:14,934 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:49:14,946 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:49:14,955 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:49:14,964 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:49:14,973 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:49:15,088 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:49:15,105 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-12-13 14:49:15,229 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:49:15,230 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:49:15,230 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:49:15,232 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,236 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,241 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,244 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,251 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,255 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,259 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,266 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,271 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,272 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:49:15,280 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,289 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,290 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-13 14:49:15,295 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,301 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,303 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:15,305 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:15,306 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,307 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,309 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,309 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,312 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,313 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,316 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,318 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,320 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,324 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,325 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 14:49:15,328 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,329 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:49:15,329 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:49:15,329 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:49:15,329 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,330 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,330 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 14:49:15,331 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,335 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:15,335 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,336 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,336 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,336 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:49:15,337 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:49:15,337 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,338 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:15,339 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,339 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,339 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,341 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,341 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,342 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,343 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,343 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,344 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,350 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,351 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,353 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,355 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-13 14:49:15,355 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-13 14:49:15,356 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,357 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,360 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,362 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-13 14:49:15,362 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,364 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,364 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,365 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-13 14:49:15,367 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register_drivers [2022-12-13 14:49:15,370 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister_drivers [2022-12-13 14:49:15,386 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:49:15,394 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-13 14:49:15,400 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-12-13 14:49:15,401 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 14:49:15,402 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:49:15,403 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:49:15,404 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:49:15,404 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 14:49:15,404 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:49:15,408 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-12-13 14:49:15,425 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 14:49:15,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:15,466 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 14:49:15,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:49:15,553 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:49:15,554 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:49:15,555 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:49:15,555 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:49:15,555 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:49:15,555 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:49:15,556 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:49:15,559 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:49:15,560 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-12-13 14:49:15,565 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:49:15,565 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:49:15,565 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:49:15,566 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,567 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,568 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,569 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,572 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,573 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,575 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,577 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,579 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,579 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:49:15,583 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,587 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,588 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-13 14:49:15,591 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,593 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,593 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:15,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:15,595 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,595 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,596 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,596 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,604 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,604 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,606 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,607 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,608 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,609 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,611 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 14:49:15,612 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,613 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:49:15,613 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:49:15,613 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:49:15,613 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,613 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,614 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 14:49:15,615 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,615 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:15,616 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,616 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,616 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,616 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:49:15,617 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:49:15,617 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,618 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:15,618 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,619 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,619 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,621 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,621 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,621 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,622 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,622 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,623 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,624 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-13 14:49:15,625 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-13 14:49:15,625 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,626 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,628 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,628 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-13 14:49:15,629 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,630 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,630 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,630 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-13 14:49:15,630 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register_drivers [2022-12-13 14:49:15,631 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister_drivers [2022-12-13 14:49:15,634 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:49:15,638 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-13 14:49:15,641 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-12-13 14:49:15,642 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 14:49:15,643 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:49:15,643 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:49:15,643 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:49:15,644 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 14:49:15,644 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:49:15,645 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-12-13 14:49:15,646 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 14:49:15,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:15,663 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:49:15,765 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:49:15,766 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 14:49:15,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 14:49:15,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 14:49:15,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 14:49:15,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 14:49:15,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 14:49:15,770 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:49:15,771 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-12-13 14:49:15,780 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:49:15,780 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:49:15,780 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:49:15,781 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,784 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,785 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,786 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,788 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,790 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,791 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,793 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,795 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,795 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-12-13 14:49:15,798 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,801 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,801 WARN L623 FunctionHandler]: Unknown extern function tty_encode_baud_rate [2022-12-13 14:49:15,804 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,806 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,806 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:15,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 14:49:15,809 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,809 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,810 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,810 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,811 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,811 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,812 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,813 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,814 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,816 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,817 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 14:49:15,819 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,819 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 14:49:15,819 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 14:49:15,820 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 14:49:15,820 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,820 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,820 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 14:49:15,821 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,822 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:15,822 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,822 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,822 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,822 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 14:49:15,823 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 14:49:15,823 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 14:49:15,824 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 14:49:15,824 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,824 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,825 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 14:49:15,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,826 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 14:49:15,826 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,826 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,832 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,833 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,833 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,834 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 14:49:15,835 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-12-13 14:49:15,835 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-12-13 14:49:15,836 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,836 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,839 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 14:49:15,840 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-12-13 14:49:15,840 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-12-13 14:49:15,841 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,841 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 14:49:15,841 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-12-13 14:49:15,841 WARN L623 FunctionHandler]: Unknown extern function usb_serial_register_drivers [2022-12-13 14:49:15,842 WARN L623 FunctionHandler]: Unknown extern function usb_serial_deregister_drivers [2022-12-13 14:49:15,844 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 14:49:15,848 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-13 14:49:15,851 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-12-13 14:49:15,851 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 14:49:15,852 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:49:15,852 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:49:15,853 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 14:49:15,853 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 14:49:15,853 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 14:49:15,854 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_23ada45e-c6ed-41fb-a66c-48f8d954630a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-12-13 14:49:15,855 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 14:49:15,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:15,886 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:49:15,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15 WrapperNode [2022-12-13 14:49:15,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:49:15,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:49:15,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:49:15,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:49:15,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:15,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,002 INFO L138 Inliner]: procedures = 195, calls = 1491, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 3600 [2022-12-13 14:49:16,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:49:16,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:49:16,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:49:16,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:49:16,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,113 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:49:16,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:49:16,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:49:16,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:49:16,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (1/1) ... [2022-12-13 14:49:16,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:49:16,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:49:16,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:49:16,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure digi_break_ctl [2022-12-13 14:49:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_break_ctl [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 14:49:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure cond_wait_interruptible_timeout_irqrestore [2022-12-13 14:49:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_wait_interruptible_timeout_irqrestore [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_throttle [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_throttle [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure digi_startup [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_startup [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure digi_open [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_open [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-12-13 14:49:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-12-13 14:49:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_read_bulk_callback [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_read_bulk_callback [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_termios [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_termios [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmset [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmset [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_modem_signals [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_modem_signals [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_inb_command [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_inb_command [2022-12-13 14:49:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_oob_command [2022-12-13 14:49:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_oob_command [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-13 14:49:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-12-13 14:49:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 14:49:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_unthrottle [2022-12-13 14:49:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_unthrottle [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure digi_chars_in_buffer [2022-12-13 14:49:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_chars_in_buffer [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 14:49:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 14:49:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_remove [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_remove [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure digi_disconnect [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_disconnect [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 14:49:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 14:49:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_bulk_callback [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_bulk_callback [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure digi_wakeup_write_lock [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_wakeup_write_lock [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_room [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_room [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure digi_close [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_close [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmget [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmget [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 14:49:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 14:49:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_probe [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_probe [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure digi_release [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_release [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_init [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_init [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure digi_dtr_rts [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_dtr_rts [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-12-13 14:49:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-12-13 14:49:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-13 14:49:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-12-13 14:49:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-12-13 14:49:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-12-13 14:49:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-12-13 14:49:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 14:49:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 14:49:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:49:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:49:16,638 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:49:16,640 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 14:49:17,933 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 14:49:52,396 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 14:49:52,405 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 14:49:52,405 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 14:49:52,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:49:52 BoogieIcfgContainer [2022-12-13 14:49:52,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 14:49:52,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 14:49:52,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 14:49:52,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 14:49:52,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 02:49:14" (1/3) ... [2022-12-13 14:49:52,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275d763c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:49:52, skipping insertion in model container [2022-12-13 14:49:52,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:15" (2/3) ... [2022-12-13 14:49:52,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275d763c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 02:49:52, skipping insertion in model container [2022-12-13 14:49:52,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 02:49:52" (3/3) ... [2022-12-13 14:49:52,413 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-12-13 14:49:52,426 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 14:49:52,427 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 14:49:52,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 14:49:52,482 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;@571de9b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 14:49:52,482 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 14:49:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 1273 states, 883 states have (on average 1.406568516421291) internal successors, (1242), 901 states have internal predecessors, (1242), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) [2022-12-13 14:49:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 14:49:52,500 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:49:52,501 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:52,501 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:49:52,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:49:52,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1656564187, now seen corresponding path program 1 times [2022-12-13 14:49:52,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:49:52,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324872105] [2022-12-13 14:49:52,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:49:52,518 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 14:49:52,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:49:52,519 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:52,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:53,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 14:49:53,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:49:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2022-12-13 14:49:53,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:49:53,814 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:49:53,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324872105] [2022-12-13 14:49:53,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324872105] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:49:53,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:49:53,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 14:49:53,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872306349] [2022-12-13 14:49:53,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:49:53,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 14:49:53,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:49:53,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 14:49:53,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 14:49:53,847 INFO L87 Difference]: Start difference. First operand has 1273 states, 883 states have (on average 1.406568516421291) internal successors, (1242), 901 states have internal predecessors, (1242), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 14:49:53,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:49:53,943 INFO L93 Difference]: Finished difference Result 2541 states and 3893 transitions. [2022-12-13 14:49:53,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 14:49:53,945 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 151 [2022-12-13 14:49:53,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:49:53,959 INFO L225 Difference]: With dead ends: 2541 [2022-12-13 14:49:53,959 INFO L226 Difference]: Without dead ends: 1258 [2022-12-13 14:49:53,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 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 14:49:53,971 INFO L413 NwaCegarLoop]: 1890 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, 1890 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 14:49:53,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:49:53,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2022-12-13 14:49:54,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1258. [2022-12-13 14:49:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 875 states have (on average 1.3988571428571428) internal successors, (1224), 886 states have internal predecessors, (1224), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-12-13 14:49:54,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1871 transitions. [2022-12-13 14:49:54,057 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1871 transitions. Word has length 151 [2022-12-13 14:49:54,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:49:54,058 INFO L495 AbstractCegarLoop]: Abstraction has 1258 states and 1871 transitions. [2022-12-13 14:49:54,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 14:49:54,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1871 transitions. [2022-12-13 14:49:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 14:49:54,062 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:49:54,062 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:54,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:54,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:54,263 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:49:54,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:49:54,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1012546771, now seen corresponding path program 1 times [2022-12-13 14:49:54,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:49:54,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075852201] [2022-12-13 14:49:54,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:49:54,265 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 14:49:54,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:49:54,266 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:54,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:55,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:49:55,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:49:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-12-13 14:49:55,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:49:55,805 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:49:55,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075852201] [2022-12-13 14:49:55,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2075852201] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:49:55,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:49:55,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:49:55,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41407756] [2022-12-13 14:49:55,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:49:55,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:49:55,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:49:55,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:49:55,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:49:55,808 INFO L87 Difference]: Start difference. First operand 1258 states and 1871 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 14:49:56,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:49:56,179 INFO L93 Difference]: Finished difference Result 2508 states and 3738 transitions. [2022-12-13 14:49:56,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:49:56,180 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 151 [2022-12-13 14:49:56,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:49:56,185 INFO L225 Difference]: With dead ends: 2508 [2022-12-13 14:49:56,186 INFO L226 Difference]: Without dead ends: 1259 [2022-12-13 14:49:56,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:49:56,190 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 3 mSDsluCounter, 3719 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5588 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:49:56,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5588 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:49:56,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2022-12-13 14:49:56,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1259. [2022-12-13 14:49:56,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 876 states have (on average 1.3984018264840183) internal successors, (1225), 887 states have internal predecessors, (1225), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-12-13 14:49:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1872 transitions. [2022-12-13 14:49:56,227 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1872 transitions. Word has length 151 [2022-12-13 14:49:56,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:49:56,228 INFO L495 AbstractCegarLoop]: Abstraction has 1259 states and 1872 transitions. [2022-12-13 14:49:56,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 14:49:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1872 transitions. [2022-12-13 14:49:56,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-13 14:49:56,230 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:49:56,230 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:56,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:56,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:56,431 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:49:56,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:49:56,431 INFO L85 PathProgramCache]: Analyzing trace with hash -654074439, now seen corresponding path program 1 times [2022-12-13 14:49:56,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:49:56,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1621429879] [2022-12-13 14:49:56,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:49:56,432 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 14:49:56,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:49:56,433 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:56,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:49:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:49:57,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 14:49:57,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:49:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2022-12-13 14:49:58,122 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:49:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-12-13 14:49:58,897 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:49:58,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1621429879] [2022-12-13 14:49:58,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1621429879] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:49:58,897 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:49:58,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-12-13 14:49:58,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408807968] [2022-12-13 14:49:58,898 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:49:58,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 14:49:58,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:49:58,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 14:49:58,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 14:49:58,899 INFO L87 Difference]: Start difference. First operand 1259 states and 1872 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 14:49:59,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:49:59,807 INFO L93 Difference]: Finished difference Result 2515 states and 3755 transitions. [2022-12-13 14:49:59,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 14:49:59,808 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 160 [2022-12-13 14:49:59,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:49:59,813 INFO L225 Difference]: With dead ends: 2515 [2022-12-13 14:49:59,813 INFO L226 Difference]: Without dead ends: 1262 [2022-12-13 14:49:59,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2022-12-13 14:49:59,818 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 3 mSDsluCounter, 7441 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 9310 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:49:59,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 9310 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 14:49:59,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2022-12-13 14:49:59,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1262. [2022-12-13 14:49:59,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1262 states, 879 states have (on average 1.3970420932878271) internal successors, (1228), 890 states have internal predecessors, (1228), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-12-13 14:49:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 1875 transitions. [2022-12-13 14:49:59,851 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 1875 transitions. Word has length 160 [2022-12-13 14:49:59,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:49:59,852 INFO L495 AbstractCegarLoop]: Abstraction has 1262 states and 1875 transitions. [2022-12-13 14:49:59,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 14:49:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1875 transitions. [2022-12-13 14:49:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-13 14:49:59,854 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:49:59,854 INFO L195 NwaCegarLoop]: trace histogram [36, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:59,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:00,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:00,055 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:00,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:00,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1922580909, now seen corresponding path program 2 times [2022-12-13 14:50:00,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:00,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083034160] [2022-12-13 14:50:00,057 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 14:50:00,057 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 14:50:00,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:00,058 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:00,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:01,044 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 14:50:01,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 14:50:01,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:50:01,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2022-12-13 14:50:01,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:01,235 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:01,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083034160] [2022-12-13 14:50:01,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083034160] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:01,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:01,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:50:01,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242435017] [2022-12-13 14:50:01,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:01,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:50:01,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:01,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:50:01,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:50:01,238 INFO L87 Difference]: Start difference. First operand 1262 states and 1875 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:50:02,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:02,721 INFO L93 Difference]: Finished difference Result 3509 states and 5188 transitions. [2022-12-13 14:50:02,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:50:02,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 187 [2022-12-13 14:50:02,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:02,732 INFO L225 Difference]: With dead ends: 3509 [2022-12-13 14:50:02,732 INFO L226 Difference]: Without dead ends: 2286 [2022-12-13 14:50:02,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 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 14:50:02,738 INFO L413 NwaCegarLoop]: 2120 mSDtfsCounter, 1529 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 3781 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:02,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 3781 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-12-13 14:50:02,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2022-12-13 14:50:02,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 2283. [2022-12-13 14:50:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2283 states, 1593 states have (on average 1.3904582548650346) internal successors, (2215), 1615 states have internal predecessors, (2215), 574 states have call successors, (574), 116 states have call predecessors, (574), 115 states have return successors, (573), 565 states have call predecessors, (573), 573 states have call successors, (573) [2022-12-13 14:50:02,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 2283 states and 3362 transitions. [2022-12-13 14:50:02,817 INFO L78 Accepts]: Start accepts. Automaton has 2283 states and 3362 transitions. Word has length 187 [2022-12-13 14:50:02,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:02,817 INFO L495 AbstractCegarLoop]: Abstraction has 2283 states and 3362 transitions. [2022-12-13 14:50:02,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:50:02,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 3362 transitions. [2022-12-13 14:50:02,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-13 14:50:02,819 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:02,820 INFO L195 NwaCegarLoop]: trace histogram [36, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:02,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:03,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:03,021 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:03,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:03,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1523003063, now seen corresponding path program 1 times [2022-12-13 14:50:03,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:03,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810228556] [2022-12-13 14:50:03,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:03,023 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 14:50:03,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:03,024 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:03,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:06,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 2169 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:50:06,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:06,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2022-12-13 14:50:06,507 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:06,507 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:06,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810228556] [2022-12-13 14:50:06,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810228556] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:06,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:06,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:50:06,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849995140] [2022-12-13 14:50:06,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:06,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:50:06,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:06,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:50:06,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:50:06,510 INFO L87 Difference]: Start difference. First operand 2283 states and 3362 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:50:08,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:08,097 INFO L93 Difference]: Finished difference Result 5604 states and 8229 transitions. [2022-12-13 14:50:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:50:08,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 187 [2022-12-13 14:50:08,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:08,111 INFO L225 Difference]: With dead ends: 5604 [2022-12-13 14:50:08,111 INFO L226 Difference]: Without dead ends: 3367 [2022-12-13 14:50:08,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 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 14:50:08,118 INFO L413 NwaCegarLoop]: 3250 mSDtfsCounter, 1516 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 4899 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:08,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1516 Valid, 4899 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-13 14:50:08,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3367 states. [2022-12-13 14:50:08,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3367 to 3362. [2022-12-13 14:50:08,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 2352 states have (on average 1.3860544217687074) internal successors, (3260), 2386 states have internal predecessors, (3260), 831 states have call successors, (831), 179 states have call predecessors, (831), 178 states have return successors, (830), 817 states have call predecessors, (830), 830 states have call successors, (830) [2022-12-13 14:50:08,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4921 transitions. [2022-12-13 14:50:08,209 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4921 transitions. Word has length 187 [2022-12-13 14:50:08,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:08,210 INFO L495 AbstractCegarLoop]: Abstraction has 3362 states and 4921 transitions. [2022-12-13 14:50:08,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-13 14:50:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4921 transitions. [2022-12-13 14:50:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-13 14:50:08,213 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:08,214 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:08,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:08,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:08,414 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:08,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:08,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1306834617, now seen corresponding path program 1 times [2022-12-13 14:50:08,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:08,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1312882855] [2022-12-13 14:50:08,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:08,416 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 14:50:08,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:08,417 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:08,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:12,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:50:12,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:14,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 1610 trivial. 0 not checked. [2022-12-13 14:50:14,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:14,500 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:14,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1312882855] [2022-12-13 14:50:14,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1312882855] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:14,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:14,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:50:14,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858221804] [2022-12-13 14:50:14,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:14,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:50:14,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:14,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:50:14,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:50:14,503 INFO L87 Difference]: Start difference. First operand 3362 states and 4921 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 14:50:16,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:50:18,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:18,823 INFO L93 Difference]: Finished difference Result 8357 states and 12266 transitions. [2022-12-13 14:50:18,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:50:18,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 328 [2022-12-13 14:50:18,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:18,841 INFO L225 Difference]: With dead ends: 8357 [2022-12-13 14:50:18,841 INFO L226 Difference]: Without dead ends: 5048 [2022-12-13 14:50:18,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 326 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 14:50:18,851 INFO L413 NwaCegarLoop]: 2246 mSDtfsCounter, 1581 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 77 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 3905 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:18,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1581 Valid, 3905 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-12-13 14:50:18,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5048 states. [2022-12-13 14:50:18,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5048 to 5045. [2022-12-13 14:50:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5045 states, 3575 states have (on average 1.3748251748251747) internal successors, (4915), 3625 states have internal predecessors, (4915), 1193 states have call successors, (1193), 277 states have call predecessors, (1193), 276 states have return successors, (1192), 1174 states have call predecessors, (1192), 1192 states have call successors, (1192) [2022-12-13 14:50:18,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 5045 states and 7300 transitions. [2022-12-13 14:50:18,985 INFO L78 Accepts]: Start accepts. Automaton has 5045 states and 7300 transitions. Word has length 328 [2022-12-13 14:50:18,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:18,986 INFO L495 AbstractCegarLoop]: Abstraction has 5045 states and 7300 transitions. [2022-12-13 14:50:18,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 14:50:18,986 INFO L276 IsEmpty]: Start isEmpty. Operand 5045 states and 7300 transitions. [2022-12-13 14:50:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-13 14:50:18,989 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:18,990 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:19,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:19,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:19,191 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:19,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:19,191 INFO L85 PathProgramCache]: Analyzing trace with hash -907256771, now seen corresponding path program 1 times [2022-12-13 14:50:19,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:19,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [338702802] [2022-12-13 14:50:19,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:19,193 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 14:50:19,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:19,194 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:19,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:23,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:50:23,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 1610 trivial. 0 not checked. [2022-12-13 14:50:24,702 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:24,702 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:24,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [338702802] [2022-12-13 14:50:24,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [338702802] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:24,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:24,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:50:24,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303821692] [2022-12-13 14:50:24,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:24,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:50:24,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:24,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:50:24,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:50:24,704 INFO L87 Difference]: Start difference. First operand 5045 states and 7300 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 14:50:26,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:50:29,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:29,238 INFO L93 Difference]: Finished difference Result 12420 states and 18017 transitions. [2022-12-13 14:50:29,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:50:29,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 328 [2022-12-13 14:50:29,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:29,265 INFO L225 Difference]: With dead ends: 12420 [2022-12-13 14:50:29,265 INFO L226 Difference]: Without dead ends: 7428 [2022-12-13 14:50:29,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 326 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 14:50:29,279 INFO L413 NwaCegarLoop]: 2545 mSDtfsCounter, 1580 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 83 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 4203 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:29,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1580 Valid, 4203 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-12-13 14:50:29,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7428 states. [2022-12-13 14:50:29,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7428 to 7423. [2022-12-13 14:50:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7423 states, 5330 states have (on average 1.3619136960600375) internal successors, (7259), 5402 states have internal predecessors, (7259), 1673 states have call successors, (1673), 420 states have call predecessors, (1673), 419 states have return successors, (1672), 1647 states have call predecessors, (1672), 1672 states have call successors, (1672) [2022-12-13 14:50:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7423 states to 7423 states and 10604 transitions. [2022-12-13 14:50:29,531 INFO L78 Accepts]: Start accepts. Automaton has 7423 states and 10604 transitions. Word has length 328 [2022-12-13 14:50:29,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:29,532 INFO L495 AbstractCegarLoop]: Abstraction has 7423 states and 10604 transitions. [2022-12-13 14:50:29,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 14:50:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 7423 states and 10604 transitions. [2022-12-13 14:50:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-12-13 14:50:29,535 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:29,536 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:29,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:29,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:29,737 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:29,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:29,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1696470720, now seen corresponding path program 1 times [2022-12-13 14:50:29,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:29,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2137619173] [2022-12-13 14:50:29,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:29,739 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 14:50:29,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:29,740 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:29,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:33,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:50:33,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:40,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:50:40,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:40,538 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:40,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2137619173] [2022-12-13 14:50:40,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2137619173] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:40,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:40,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 14:50:40,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632827177] [2022-12-13 14:50:40,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:40,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:50:40,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:40,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:50:40,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:50:40,541 INFO L87 Difference]: Start difference. First operand 7423 states and 10604 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-12-13 14:50:40,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:40,711 INFO L93 Difference]: Finished difference Result 7659 states and 10895 transitions. [2022-12-13 14:50:40,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:50:40,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 329 [2022-12-13 14:50:40,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:40,738 INFO L225 Difference]: With dead ends: 7659 [2022-12-13 14:50:40,738 INFO L226 Difference]: Without dead ends: 7656 [2022-12-13 14:50:40,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 327 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 14:50:40,742 INFO L413 NwaCegarLoop]: 1889 mSDtfsCounter, 1465 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 2212 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:40,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1465 Valid, 2212 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 14:50:40,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7656 states. [2022-12-13 14:50:40,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7656 to 7591. [2022-12-13 14:50:40,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7591 states, 5459 states have (on average 1.3606887708371496) internal successors, (7428), 5531 states have internal predecessors, (7428), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:50:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10799 transitions. [2022-12-13 14:50:40,992 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10799 transitions. Word has length 329 [2022-12-13 14:50:40,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:40,992 INFO L495 AbstractCegarLoop]: Abstraction has 7591 states and 10799 transitions. [2022-12-13 14:50:40,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-12-13 14:50:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10799 transitions. [2022-12-13 14:50:40,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-12-13 14:50:40,994 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:40,994 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:41,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:41,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:41,195 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:41,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:41,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1924726767, now seen corresponding path program 1 times [2022-12-13 14:50:41,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:41,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2129701974] [2022-12-13 14:50:41,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:41,197 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 14:50:41,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:41,198 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:41,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:45,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 2529 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:50:45,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:45,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:50:45,401 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:45,402 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:45,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2129701974] [2022-12-13 14:50:45,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2129701974] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:45,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:45,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:45,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776752582] [2022-12-13 14:50:45,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:45,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:45,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:45,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:45,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:45,404 INFO L87 Difference]: Start difference. First operand 7591 states and 10799 transitions. Second operand has 5 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-12-13 14:50:45,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:45,867 INFO L93 Difference]: Finished difference Result 7666 states and 10905 transitions. [2022-12-13 14:50:45,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:50:45,868 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 338 [2022-12-13 14:50:45,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:45,888 INFO L225 Difference]: With dead ends: 7666 [2022-12-13 14:50:45,888 INFO L226 Difference]: Without dead ends: 7663 [2022-12-13 14:50:45,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:50:45,892 INFO L413 NwaCegarLoop]: 1879 mSDtfsCounter, 11 mSDsluCounter, 5612 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 7491 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:45,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 7491 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:50:45,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7663 states. [2022-12-13 14:50:46,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7663 to 7623. [2022-12-13 14:50:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7623 states, 5483 states have (on average 1.359109976290352) internal successors, (7452), 5555 states have internal predecessors, (7452), 1686 states have call successors, (1686), 462 states have call predecessors, (1686), 453 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:50:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10823 transitions. [2022-12-13 14:50:46,133 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10823 transitions. Word has length 338 [2022-12-13 14:50:46,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:46,133 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10823 transitions. [2022-12-13 14:50:46,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-12-13 14:50:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10823 transitions. [2022-12-13 14:50:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-12-13 14:50:46,137 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:46,137 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:46,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:46,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:46,338 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:46,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:46,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1365701677, now seen corresponding path program 1 times [2022-12-13 14:50:46,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:46,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1448342108] [2022-12-13 14:50:46,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:46,340 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 14:50:46,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:46,341 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:46,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:50,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 14:50:50,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:50,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2022-12-13 14:50:50,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:51,000 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:51,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1448342108] [2022-12-13 14:50:51,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1448342108] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:51,000 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:51,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:50:51,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123909867] [2022-12-13 14:50:51,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:51,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:50:51,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:51,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:50:51,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:50:51,002 INFO L87 Difference]: Start difference. First operand 7623 states and 10823 transitions. Second operand has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 14:50:52,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:52,556 INFO L93 Difference]: Finished difference Result 15193 states and 21682 transitions. [2022-12-13 14:50:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:50:52,557 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 365 [2022-12-13 14:50:52,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:52,579 INFO L225 Difference]: With dead ends: 15193 [2022-12-13 14:50:52,579 INFO L226 Difference]: Without dead ends: 7623 [2022-12-13 14:50:52,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:50:52,598 INFO L413 NwaCegarLoop]: 1850 mSDtfsCounter, 19 mSDsluCounter, 7346 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 9196 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:52,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 9196 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:50:52,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7623 states. [2022-12-13 14:50:52,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7623 to 7623. [2022-12-13 14:50:52,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7623 states, 5483 states have (on average 1.357650921028634) internal successors, (7444), 5555 states have internal predecessors, (7444), 1686 states have call successors, (1686), 462 states have call predecessors, (1686), 453 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:50:52,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10815 transitions. [2022-12-13 14:50:52,865 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10815 transitions. Word has length 365 [2022-12-13 14:50:52,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:52,866 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10815 transitions. [2022-12-13 14:50:52,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 14:50:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10815 transitions. [2022-12-13 14:50:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-12-13 14:50:52,870 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:52,870 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:50:52,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:53,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:53,071 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:53,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:53,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1123827285, now seen corresponding path program 1 times [2022-12-13 14:50:53,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:53,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604066120] [2022-12-13 14:50:53,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:53,074 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 14:50:53,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:53,074 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:53,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:50:57,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:50:57,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:50:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2022-12-13 14:50:57,785 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:50:57,785 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:50:57,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604066120] [2022-12-13 14:50:57,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1604066120] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:50:57,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:50:57,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:50:57,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215349958] [2022-12-13 14:50:57,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:50:57,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:50:57,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:50:57,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:50:57,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:50:57,787 INFO L87 Difference]: Start difference. First operand 7623 states and 10815 transitions. Second operand has 5 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-12-13 14:50:58,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:50:58,241 INFO L93 Difference]: Finished difference Result 7674 states and 10887 transitions. [2022-12-13 14:50:58,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:50:58,242 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 365 [2022-12-13 14:50:58,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:50:58,262 INFO L225 Difference]: With dead ends: 7674 [2022-12-13 14:50:58,262 INFO L226 Difference]: Without dead ends: 7671 [2022-12-13 14:50:58,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:50:58,266 INFO L413 NwaCegarLoop]: 1871 mSDtfsCounter, 13 mSDsluCounter, 5586 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 7457 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:50:58,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 7457 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:50:58,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-12-13 14:50:58,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 7655. [2022-12-13 14:50:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7655 states, 5507 states have (on average 1.3560922462320684) internal successors, (7468), 5579 states have internal predecessors, (7468), 1686 states have call successors, (1686), 470 states have call predecessors, (1686), 461 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:50:58,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10839 transitions. [2022-12-13 14:50:58,512 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10839 transitions. Word has length 365 [2022-12-13 14:50:58,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:50:58,513 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10839 transitions. [2022-12-13 14:50:58,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-12-13 14:50:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10839 transitions. [2022-12-13 14:50:58,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-12-13 14:50:58,519 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:50:58,519 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:58,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:58,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:58,720 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:50:58,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:50:58,720 INFO L85 PathProgramCache]: Analyzing trace with hash -239370847, now seen corresponding path program 1 times [2022-12-13 14:50:58,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:50:58,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1806880465] [2022-12-13 14:50:58,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:50:58,722 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 14:50:58,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:50:58,723 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:50:58,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:03,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 14:51:03,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:51:03,492 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:03,492 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:03,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1806880465] [2022-12-13 14:51:03,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1806880465] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:03,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:03,493 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:51:03,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358376285] [2022-12-13 14:51:03,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:03,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:51:03,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:03,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:51:03,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:51:03,494 INFO L87 Difference]: Start difference. First operand 7655 states and 10839 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 14:51:05,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:05,038 INFO L93 Difference]: Finished difference Result 15257 states and 21656 transitions. [2022-12-13 14:51:05,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:51:05,039 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 375 [2022-12-13 14:51:05,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:05,059 INFO L225 Difference]: With dead ends: 15257 [2022-12-13 14:51:05,059 INFO L226 Difference]: Without dead ends: 7655 [2022-12-13 14:51:05,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:51:05,074 INFO L413 NwaCegarLoop]: 1849 mSDtfsCounter, 32 mSDsluCounter, 7327 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 9176 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:05,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 9176 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:51:05,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7655 states. [2022-12-13 14:51:05,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7655 to 7655. [2022-12-13 14:51:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7655 states, 5507 states have (on average 1.354639549664064) internal successors, (7460), 5579 states have internal predecessors, (7460), 1686 states have call successors, (1686), 470 states have call predecessors, (1686), 461 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-12-13 14:51:05,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10831 transitions. [2022-12-13 14:51:05,285 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10831 transitions. Word has length 375 [2022-12-13 14:51:05,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:05,285 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10831 transitions. [2022-12-13 14:51:05,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 14:51:05,285 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10831 transitions. [2022-12-13 14:51:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-12-13 14:51:05,291 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:05,291 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:51:05,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:05,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:05,492 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:05,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:05,493 INFO L85 PathProgramCache]: Analyzing trace with hash -216738593, now seen corresponding path program 1 times [2022-12-13 14:51:05,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:05,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1991781927] [2022-12-13 14:51:05,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:05,495 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 14:51:05,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:05,496 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:05,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:09,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 14:51:09,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:10,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:51:10,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:10,101 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:10,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1991781927] [2022-12-13 14:51:10,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1991781927] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:10,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:10,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:51:10,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698582345] [2022-12-13 14:51:10,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:10,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:51:10,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:10,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:51:10,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:51:10,103 INFO L87 Difference]: Start difference. First operand 7655 states and 10831 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 14:51:10,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:10,547 INFO L93 Difference]: Finished difference Result 15472 states and 21954 transitions. [2022-12-13 14:51:10,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:51:10,548 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 375 [2022-12-13 14:51:10,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:10,567 INFO L225 Difference]: With dead ends: 15472 [2022-12-13 14:51:10,567 INFO L226 Difference]: Without dead ends: 7870 [2022-12-13 14:51:10,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:51:10,582 INFO L413 NwaCegarLoop]: 1881 mSDtfsCounter, 34 mSDsluCounter, 3741 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 5622 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:10,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 5622 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 14:51:10,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7870 states. [2022-12-13 14:51:10,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7870 to 7870. [2022-12-13 14:51:10,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7870 states, 5642 states have (on average 1.3518255937610777) internal successors, (7627), 5724 states have internal predecessors, (7627), 1761 states have call successors, (1761), 475 states have call predecessors, (1761), 466 states have return successors, (1760), 1727 states have call predecessors, (1760), 1760 states have call successors, (1760) [2022-12-13 14:51:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7870 states to 7870 states and 11148 transitions. [2022-12-13 14:51:10,813 INFO L78 Accepts]: Start accepts. Automaton has 7870 states and 11148 transitions. Word has length 375 [2022-12-13 14:51:10,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:10,813 INFO L495 AbstractCegarLoop]: Abstraction has 7870 states and 11148 transitions. [2022-12-13 14:51:10,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 14:51:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 7870 states and 11148 transitions. [2022-12-13 14:51:10,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-12-13 14:51:10,841 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:10,841 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:51:10,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:11,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:11,042 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:11,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:11,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1169464801, now seen corresponding path program 1 times [2022-12-13 14:51:11,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:11,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1270995815] [2022-12-13 14:51:11,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:11,044 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 14:51:11,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:11,045 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:11,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:15,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:51:15,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:15,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:51:15,637 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:15,637 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:15,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1270995815] [2022-12-13 14:51:15,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1270995815] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:15,637 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:15,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:51:15,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515631341] [2022-12-13 14:51:15,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:15,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:51:15,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:15,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:51:15,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:51:15,639 INFO L87 Difference]: Start difference. First operand 7870 states and 11148 transitions. Second operand has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-12-13 14:51:16,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:16,124 INFO L93 Difference]: Finished difference Result 8308 states and 11806 transitions. [2022-12-13 14:51:16,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:51:16,125 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 375 [2022-12-13 14:51:16,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:16,141 INFO L225 Difference]: With dead ends: 8308 [2022-12-13 14:51:16,142 INFO L226 Difference]: Without dead ends: 8305 [2022-12-13 14:51:16,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:51:16,145 INFO L413 NwaCegarLoop]: 1918 mSDtfsCounter, 33 mSDsluCounter, 5696 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 7614 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:16,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 7614 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:51:16,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8305 states. [2022-12-13 14:51:16,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8305 to 7902. [2022-12-13 14:51:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7902 states, 5666 states have (on average 1.3503353335686552) internal successors, (7651), 5748 states have internal predecessors, (7651), 1761 states have call successors, (1761), 483 states have call predecessors, (1761), 474 states have return successors, (1760), 1727 states have call predecessors, (1760), 1760 states have call successors, (1760) [2022-12-13 14:51:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7902 states to 7902 states and 11172 transitions. [2022-12-13 14:51:16,364 INFO L78 Accepts]: Start accepts. Automaton has 7902 states and 11172 transitions. Word has length 375 [2022-12-13 14:51:16,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:16,365 INFO L495 AbstractCegarLoop]: Abstraction has 7902 states and 11172 transitions. [2022-12-13 14:51:16,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-12-13 14:51:16,365 INFO L276 IsEmpty]: Start isEmpty. Operand 7902 states and 11172 transitions. [2022-12-13 14:51:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-12-13 14:51:16,371 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:16,371 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:16,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:16,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:16,572 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:16,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:16,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1412073286, now seen corresponding path program 1 times [2022-12-13 14:51:16,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:16,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512479912] [2022-12-13 14:51:16,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:16,574 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 14:51:16,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:16,575 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:16,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:20,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 2769 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:51:20,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-12-13 14:51:21,230 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:21,230 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:21,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [512479912] [2022-12-13 14:51:21,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [512479912] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:21,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:21,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:51:21,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500501674] [2022-12-13 14:51:21,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:21,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:51:21,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:21,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:51:21,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:51:21,233 INFO L87 Difference]: Start difference. First operand 7902 states and 11172 transitions. Second operand has 5 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-12-13 14:51:21,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:21,713 INFO L93 Difference]: Finished difference Result 7953 states and 11238 transitions. [2022-12-13 14:51:21,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:51:21,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 378 [2022-12-13 14:51:21,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:21,729 INFO L225 Difference]: With dead ends: 7953 [2022-12-13 14:51:21,729 INFO L226 Difference]: Without dead ends: 7950 [2022-12-13 14:51:21,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:51:21,732 INFO L413 NwaCegarLoop]: 1878 mSDtfsCounter, 19 mSDsluCounter, 5600 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 7478 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:21,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 7478 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:51:21,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7950 states. [2022-12-13 14:51:21,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7950 to 7934. [2022-12-13 14:51:21,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7934 states, 5690 states have (on average 1.3488576449912126) internal successors, (7675), 5772 states have internal predecessors, (7675), 1761 states have call successors, (1761), 491 states have call predecessors, (1761), 482 states have return successors, (1760), 1727 states have call predecessors, (1760), 1760 states have call successors, (1760) [2022-12-13 14:51:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7934 states to 7934 states and 11196 transitions. [2022-12-13 14:51:21,940 INFO L78 Accepts]: Start accepts. Automaton has 7934 states and 11196 transitions. Word has length 378 [2022-12-13 14:51:21,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:21,941 INFO L495 AbstractCegarLoop]: Abstraction has 7934 states and 11196 transitions. [2022-12-13 14:51:21,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-12-13 14:51:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 7934 states and 11196 transitions. [2022-12-13 14:51:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-12-13 14:51:21,950 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:21,950 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:21,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:22,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:22,152 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:22,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:22,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1265101598, now seen corresponding path program 1 times [2022-12-13 14:51:22,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:22,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471752648] [2022-12-13 14:51:22,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:22,160 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 14:51:22,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:22,163 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:22,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (17)] Waiting until timeout for monitored process [2022-12-13 14:51:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:26,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 2805 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:51:26,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2076 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:51:27,065 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:27,065 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:27,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471752648] [2022-12-13 14:51:27,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471752648] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:27,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:27,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:51:27,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192317789] [2022-12-13 14:51:27,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:27,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:51:27,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:27,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:51:27,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:51:27,067 INFO L87 Difference]: Start difference. First operand 7934 states and 11196 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 14:51:29,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:51:31,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:31,696 INFO L93 Difference]: Finished difference Result 18337 states and 25950 transitions. [2022-12-13 14:51:31,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:51:31,697 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 397 [2022-12-13 14:51:31,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:31,719 INFO L225 Difference]: With dead ends: 18337 [2022-12-13 14:51:31,719 INFO L226 Difference]: Without dead ends: 10456 [2022-12-13 14:51:31,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 395 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 14:51:31,732 INFO L413 NwaCegarLoop]: 3297 mSDtfsCounter, 1587 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 79 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 4974 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:31,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1587 Valid, 4974 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 191 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-12-13 14:51:31,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10456 states. [2022-12-13 14:51:32,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10456 to 10443. [2022-12-13 14:51:32,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10443 states, 7541 states have (on average 1.343588383503514) internal successors, (10132), 7646 states have internal predecessors, (10132), 2257 states have call successors, (2257), 656 states have call predecessors, (2257), 644 states have return successors, (2256), 2214 states have call predecessors, (2256), 2256 states have call successors, (2256) [2022-12-13 14:51:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14645 transitions. [2022-12-13 14:51:32,040 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14645 transitions. Word has length 397 [2022-12-13 14:51:32,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:32,040 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14645 transitions. [2022-12-13 14:51:32,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 14:51:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14645 transitions. [2022-12-13 14:51:32,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-13 14:51:32,048 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:32,048 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:32,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (17)] Forceful destruction successful, exit code 0 [2022-12-13 14:51:32,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:32,250 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:32,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:32,250 INFO L85 PathProgramCache]: Analyzing trace with hash -229631558, now seen corresponding path program 1 times [2022-12-13 14:51:32,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:32,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882068529] [2022-12-13 14:51:32,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:32,254 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 14:51:32,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:32,256 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:32,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (18)] Waiting until timeout for monitored process [2022-12-13 14:51:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:37,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 14:51:37,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:37,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2022-12-13 14:51:37,642 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:37,643 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:37,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882068529] [2022-12-13 14:51:37,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882068529] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:37,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:37,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:51:37,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524284080] [2022-12-13 14:51:37,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:37,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:51:37,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:37,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:51:37,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:51:37,646 INFO L87 Difference]: Start difference. First operand 10443 states and 14645 transitions. Second operand has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-12-13 14:51:39,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:39,291 INFO L93 Difference]: Finished difference Result 20833 states and 29266 transitions. [2022-12-13 14:51:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:51:39,293 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 401 [2022-12-13 14:51:39,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:39,317 INFO L225 Difference]: With dead ends: 20833 [2022-12-13 14:51:39,317 INFO L226 Difference]: Without dead ends: 10443 [2022-12-13 14:51:39,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:51:39,338 INFO L413 NwaCegarLoop]: 1848 mSDtfsCounter, 119 mSDsluCounter, 7244 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 9092 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:39,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 9092 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:51:39,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10443 states. [2022-12-13 14:51:39,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10443 to 10443. [2022-12-13 14:51:39,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10443 states, 7541 states have (on average 1.3421296910224108) internal successors, (10121), 7646 states have internal predecessors, (10121), 2257 states have call successors, (2257), 656 states have call predecessors, (2257), 644 states have return successors, (2256), 2214 states have call predecessors, (2256), 2256 states have call successors, (2256) [2022-12-13 14:51:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14634 transitions. [2022-12-13 14:51:39,625 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14634 transitions. Word has length 401 [2022-12-13 14:51:39,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:39,626 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14634 transitions. [2022-12-13 14:51:39,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-12-13 14:51:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14634 transitions. [2022-12-13 14:51:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-13 14:51:39,633 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:39,633 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:39,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (18)] Forceful destruction successful, exit code 0 [2022-12-13 14:51:39,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:39,835 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:39,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:39,837 INFO L85 PathProgramCache]: Analyzing trace with hash -275715752, now seen corresponding path program 1 times [2022-12-13 14:51:39,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:39,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619852415] [2022-12-13 14:51:39,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:39,844 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 14:51:39,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:39,847 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:39,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (19)] Waiting until timeout for monitored process [2022-12-13 14:51:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:44,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 14:51:44,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2069 trivial. 0 not checked. [2022-12-13 14:51:44,976 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:44,976 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:44,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1619852415] [2022-12-13 14:51:44,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1619852415] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:44,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:44,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:51:44,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455524587] [2022-12-13 14:51:44,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:44,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:51:44,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:44,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:51:44,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:51:44,979 INFO L87 Difference]: Start difference. First operand 10443 states and 14634 transitions. Second operand has 6 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-12-13 14:51:46,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:51:46,650 INFO L93 Difference]: Finished difference Result 20833 states and 29274 transitions. [2022-12-13 14:51:46,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:51:46,651 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 401 [2022-12-13 14:51:46,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:51:46,676 INFO L225 Difference]: With dead ends: 20833 [2022-12-13 14:51:46,676 INFO L226 Difference]: Without dead ends: 10443 [2022-12-13 14:51:46,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:51:46,696 INFO L413 NwaCegarLoop]: 1847 mSDtfsCounter, 26 mSDsluCounter, 7329 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 9176 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:51:46,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 9176 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:51:46,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10443 states. [2022-12-13 14:51:46,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10443 to 10443. [2022-12-13 14:51:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10443 states, 7541 states have (on average 1.3406709985413074) internal successors, (10110), 7646 states have internal predecessors, (10110), 2257 states have call successors, (2257), 656 states have call predecessors, (2257), 644 states have return successors, (2256), 2214 states have call predecessors, (2256), 2256 states have call successors, (2256) [2022-12-13 14:51:46,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14623 transitions. [2022-12-13 14:51:46,985 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14623 transitions. Word has length 401 [2022-12-13 14:51:46,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:51:46,985 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14623 transitions. [2022-12-13 14:51:46,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-12-13 14:51:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14623 transitions. [2022-12-13 14:51:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-13 14:51:46,992 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:51:46,993 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:51:47,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (19)] Ended with exit code 0 [2022-12-13 14:51:47,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:47,195 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:51:47,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:51:47,196 INFO L85 PathProgramCache]: Analyzing trace with hash -785188842, now seen corresponding path program 1 times [2022-12-13 14:51:47,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:51:47,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [428790013] [2022-12-13 14:51:47,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:51:47,202 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 14:51:47,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:51:47,205 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:51:47,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (20)] Waiting until timeout for monitored process [2022-12-13 14:51:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:51:52,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:51:52,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:51:53,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2071 trivial. 0 not checked. [2022-12-13 14:51:53,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:51:53,539 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:51:53,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [428790013] [2022-12-13 14:51:53,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [428790013] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:51:53,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:51:53,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:51:53,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790731216] [2022-12-13 14:51:53,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:51:53,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:51:53,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:51:53,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:51:53,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:51:53,541 INFO L87 Difference]: Start difference. First operand 10443 states and 14623 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 4 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-12-13 14:52:02,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:02,800 INFO L93 Difference]: Finished difference Result 21438 states and 30213 transitions. [2022-12-13 14:52:02,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:52:02,801 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 4 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 401 [2022-12-13 14:52:02,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:02,823 INFO L225 Difference]: With dead ends: 21438 [2022-12-13 14:52:02,823 INFO L226 Difference]: Without dead ends: 11048 [2022-12-13 14:52:02,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:52:02,841 INFO L413 NwaCegarLoop]: 1870 mSDtfsCounter, 113 mSDsluCounter, 5523 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 7393 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:02,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 7393 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2022-12-13 14:52:02,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11048 states. [2022-12-13 14:52:03,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11048 to 10806. [2022-12-13 14:52:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10806 states, 7816 states have (on average 1.3483879222108495) internal successors, (10539), 7932 states have internal predecessors, (10539), 2334 states have call successors, (2334), 667 states have call predecessors, (2334), 655 states have return successors, (2333), 2280 states have call predecessors, (2333), 2333 states have call successors, (2333) [2022-12-13 14:52:03,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 15206 transitions. [2022-12-13 14:52:03,169 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 15206 transitions. Word has length 401 [2022-12-13 14:52:03,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:03,169 INFO L495 AbstractCegarLoop]: Abstraction has 10806 states and 15206 transitions. [2022-12-13 14:52:03,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 4 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-12-13 14:52:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 15206 transitions. [2022-12-13 14:52:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-12-13 14:52:03,177 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:03,177 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:52:03,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (20)] Ended with exit code 0 [2022-12-13 14:52:03,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:03,379 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:03,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:03,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1893227031, now seen corresponding path program 1 times [2022-12-13 14:52:03,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:03,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655291092] [2022-12-13 14:52:03,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:03,386 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 14:52:03,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:03,389 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:03,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (21)] Waiting until timeout for monitored process [2022-12-13 14:52:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:07,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 2807 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:52:07,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:52:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-12-13 14:52:07,932 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:52:07,932 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:52:07,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655291092] [2022-12-13 14:52:07,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655291092] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:07,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:07,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:52:07,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027302922] [2022-12-13 14:52:07,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:07,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:52:07,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:52:07,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:52:07,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:52:07,935 INFO L87 Difference]: Start difference. First operand 10806 states and 15206 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 14:52:10,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:52:12,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:12,998 INFO L93 Difference]: Finished difference Result 24947 states and 35205 transitions. [2022-12-13 14:52:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:52:12,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 398 [2022-12-13 14:52:12,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:13,031 INFO L225 Difference]: With dead ends: 24947 [2022-12-13 14:52:13,031 INFO L226 Difference]: Without dead ends: 14194 [2022-12-13 14:52:13,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 396 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 14:52:13,060 INFO L413 NwaCegarLoop]: 3252 mSDtfsCounter, 1591 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 85 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 4913 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:13,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 4913 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 205 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-12-13 14:52:13,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14194 states. [2022-12-13 14:52:13,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14194 to 14174. [2022-12-13 14:52:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14174 states, 10324 states have (on average 1.3425029058504456) internal successors, (13860), 10473 states have internal predecessors, (13860), 2977 states have call successors, (2977), 888 states have call predecessors, (2977), 872 states have return successors, (2976), 2907 states have call predecessors, (2976), 2976 states have call successors, (2976) [2022-12-13 14:52:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14174 states to 14174 states and 19813 transitions. [2022-12-13 14:52:13,449 INFO L78 Accepts]: Start accepts. Automaton has 14174 states and 19813 transitions. Word has length 398 [2022-12-13 14:52:13,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:13,450 INFO L495 AbstractCegarLoop]: Abstraction has 14174 states and 19813 transitions. [2022-12-13 14:52:13,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 14:52:13,450 INFO L276 IsEmpty]: Start isEmpty. Operand 14174 states and 19813 transitions. [2022-12-13 14:52:13,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-12-13 14:52:13,456 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:13,457 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:52:13,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (21)] Forceful destruction successful, exit code 0 [2022-12-13 14:52:13,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:13,659 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:13,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:13,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1834720427, now seen corresponding path program 1 times [2022-12-13 14:52:13,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:13,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80126955] [2022-12-13 14:52:13,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:13,667 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 14:52:13,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:13,670 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:13,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (22)] Waiting until timeout for monitored process [2022-12-13 14:52:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:19,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 2927 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:52:19,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:52:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2071 trivial. 0 not checked. [2022-12-13 14:52:19,671 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:52:19,671 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:52:19,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [80126955] [2022-12-13 14:52:19,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [80126955] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:19,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:19,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:52:19,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295266607] [2022-12-13 14:52:19,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:19,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:52:19,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:52:19,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:52:19,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:52:19,673 INFO L87 Difference]: Start difference. First operand 14174 states and 19813 transitions. Second operand has 5 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-12-13 14:52:20,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:20,346 INFO L93 Difference]: Finished difference Result 14550 states and 20397 transitions. [2022-12-13 14:52:20,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:52:20,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 403 [2022-12-13 14:52:20,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:20,375 INFO L225 Difference]: With dead ends: 14550 [2022-12-13 14:52:20,375 INFO L226 Difference]: Without dead ends: 14547 [2022-12-13 14:52:20,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:52:20,379 INFO L413 NwaCegarLoop]: 1905 mSDtfsCounter, 29 mSDsluCounter, 5665 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 7570 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:20,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 7570 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:52:20,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14547 states. [2022-12-13 14:52:20,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14547 to 14202. [2022-12-13 14:52:20,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14202 states, 10345 states have (on average 1.3410343160947318) internal successors, (13873), 10494 states have internal predecessors, (13873), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 879 states have return successors, (2976), 2907 states have call predecessors, (2976), 2976 states have call successors, (2976) [2022-12-13 14:52:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14202 states to 14202 states and 19826 transitions. [2022-12-13 14:52:20,774 INFO L78 Accepts]: Start accepts. Automaton has 14202 states and 19826 transitions. Word has length 403 [2022-12-13 14:52:20,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:20,774 INFO L495 AbstractCegarLoop]: Abstraction has 14202 states and 19826 transitions. [2022-12-13 14:52:20,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-12-13 14:52:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 14202 states and 19826 transitions. [2022-12-13 14:52:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-12-13 14:52:20,785 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:20,785 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 14:52:20,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (22)] Ended with exit code 0 [2022-12-13 14:52:20,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:20,987 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:20,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:20,988 INFO L85 PathProgramCache]: Analyzing trace with hash -2085039776, now seen corresponding path program 1 times [2022-12-13 14:52:20,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:20,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [805383411] [2022-12-13 14:52:20,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:20,995 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 14:52:20,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:20,998 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:21,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (23)] Waiting until timeout for monitored process [2022-12-13 14:52:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:25,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:52:25,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:52:25,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2110 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2022-12-13 14:52:25,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:52:25,700 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:52:25,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [805383411] [2022-12-13 14:52:25,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [805383411] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:25,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:25,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:52:25,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302703952] [2022-12-13 14:52:25,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:25,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:52:25,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:52:25,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:52:25,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:52:25,702 INFO L87 Difference]: Start difference. First operand 14202 states and 19826 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 14:52:27,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:52:29,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:29,089 INFO L93 Difference]: Finished difference Result 35440 states and 49302 transitions. [2022-12-13 14:52:29,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:52:29,090 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 435 [2022-12-13 14:52:29,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:29,131 INFO L225 Difference]: With dead ends: 35440 [2022-12-13 14:52:29,131 INFO L226 Difference]: Without dead ends: 21291 [2022-12-13 14:52:29,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:52:29,150 INFO L413 NwaCegarLoop]: 3566 mSDtfsCounter, 1703 mSDsluCounter, 8984 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1705 SdHoareTripleChecker+Valid, 12550 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:29,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1705 Valid, 12550 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 14:52:29,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21291 states. [2022-12-13 14:52:29,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21291 to 14218. [2022-12-13 14:52:29,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14218 states, 10357 states have (on average 1.340639181230086) internal successors, (13885), 10506 states have internal predecessors, (13885), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 883 states have return successors, (2981), 2911 states have call predecessors, (2981), 2976 states have call successors, (2981) [2022-12-13 14:52:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14218 states to 14218 states and 19843 transitions. [2022-12-13 14:52:29,984 INFO L78 Accepts]: Start accepts. Automaton has 14218 states and 19843 transitions. Word has length 435 [2022-12-13 14:52:29,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:29,985 INFO L495 AbstractCegarLoop]: Abstraction has 14218 states and 19843 transitions. [2022-12-13 14:52:29,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 14:52:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 14218 states and 19843 transitions. [2022-12-13 14:52:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-12-13 14:52:29,999 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:29,999 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:52:30,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (23)] Ended with exit code 0 [2022-12-13 14:52:30,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:30,201 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:30,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:30,202 INFO L85 PathProgramCache]: Analyzing trace with hash -830452244, now seen corresponding path program 1 times [2022-12-13 14:52:30,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:30,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316222181] [2022-12-13 14:52:30,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:30,209 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 14:52:30,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:30,212 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:30,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (24)] Waiting until timeout for monitored process [2022-12-13 14:52:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:34,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 2905 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:52:34,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:52:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2022-12-13 14:52:35,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:52:35,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:52:35,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316222181] [2022-12-13 14:52:35,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316222181] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:35,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:35,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:52:35,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613229024] [2022-12-13 14:52:35,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:35,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:52:35,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:52:35,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:52:35,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:52:35,194 INFO L87 Difference]: Start difference. First operand 14218 states and 19843 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 14:52:37,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:52:38,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:38,619 INFO L93 Difference]: Finished difference Result 35460 states and 49307 transitions. [2022-12-13 14:52:38,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:52:38,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 436 [2022-12-13 14:52:38,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:38,663 INFO L225 Difference]: With dead ends: 35460 [2022-12-13 14:52:38,663 INFO L226 Difference]: Without dead ends: 21295 [2022-12-13 14:52:38,702 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:52:38,702 INFO L413 NwaCegarLoop]: 3558 mSDtfsCounter, 1695 mSDsluCounter, 8968 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 12526 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:38,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1697 Valid, 12526 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-12-13 14:52:38,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21295 states. [2022-12-13 14:52:39,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21295 to 14232. [2022-12-13 14:52:39,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14232 states, 10368 states have (on average 1.3402777777777777) internal successors, (13896), 10516 states have internal predecessors, (13896), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 886 states have return successors, (2984), 2915 states have call predecessors, (2984), 2976 states have call successors, (2984) [2022-12-13 14:52:39,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14232 states to 14232 states and 19857 transitions. [2022-12-13 14:52:39,431 INFO L78 Accepts]: Start accepts. Automaton has 14232 states and 19857 transitions. Word has length 436 [2022-12-13 14:52:39,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:39,431 INFO L495 AbstractCegarLoop]: Abstraction has 14232 states and 19857 transitions. [2022-12-13 14:52:39,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 14:52:39,431 INFO L276 IsEmpty]: Start isEmpty. Operand 14232 states and 19857 transitions. [2022-12-13 14:52:39,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-12-13 14:52:39,443 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:39,443 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:52:39,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (24)] Ended with exit code 0 [2022-12-13 14:52:39,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:39,645 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:39,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:39,646 INFO L85 PathProgramCache]: Analyzing trace with hash 896958529, now seen corresponding path program 1 times [2022-12-13 14:52:39,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:39,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48250547] [2022-12-13 14:52:39,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:39,653 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 14:52:39,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:39,656 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:39,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (25)] Waiting until timeout for monitored process [2022-12-13 14:52:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:45,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 3104 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 14:52:45,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:52:45,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2123 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2083 trivial. 0 not checked. [2022-12-13 14:52:45,896 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:52:45,896 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:52:45,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48250547] [2022-12-13 14:52:45,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [48250547] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:45,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:45,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:52:45,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276009672] [2022-12-13 14:52:45,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:45,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:52:45,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:52:45,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:52:45,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:52:45,900 INFO L87 Difference]: Start difference. First operand 14232 states and 19857 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 14:52:47,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:47,375 INFO L93 Difference]: Finished difference Result 28484 states and 39745 transitions. [2022-12-13 14:52:47,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:52:47,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 466 [2022-12-13 14:52:47,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:47,416 INFO L225 Difference]: With dead ends: 28484 [2022-12-13 14:52:47,416 INFO L226 Difference]: Without dead ends: 14305 [2022-12-13 14:52:47,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 461 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:52:47,434 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 4 mSDsluCounter, 7444 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:47,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9308 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 14:52:47,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14305 states. [2022-12-13 14:52:48,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14305 to 14267. [2022-12-13 14:52:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14267 states, 10396 states have (on average 1.339361292804925) internal successors, (13924), 10544 states have internal predecessors, (13924), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 893 states have return successors, (2998), 2922 states have call predecessors, (2998), 2976 states have call successors, (2998) [2022-12-13 14:52:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14267 states to 14267 states and 19899 transitions. [2022-12-13 14:52:48,048 INFO L78 Accepts]: Start accepts. Automaton has 14267 states and 19899 transitions. Word has length 466 [2022-12-13 14:52:48,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:48,049 INFO L495 AbstractCegarLoop]: Abstraction has 14267 states and 19899 transitions. [2022-12-13 14:52:48,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 14:52:48,049 INFO L276 IsEmpty]: Start isEmpty. Operand 14267 states and 19899 transitions. [2022-12-13 14:52:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-12-13 14:52:48,064 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:48,064 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:52:48,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (25)] Forceful destruction successful, exit code 0 [2022-12-13 14:52:48,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:48,266 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:48,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:48,268 INFO L85 PathProgramCache]: Analyzing trace with hash 560429201, now seen corresponding path program 1 times [2022-12-13 14:52:48,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:48,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550992088] [2022-12-13 14:52:48,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:48,274 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 14:52:48,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:48,277 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:48,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (26)] Waiting until timeout for monitored process [2022-12-13 14:52:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:52:53,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 3134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:52:53,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:52:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-12-13 14:52:53,488 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:52:53,488 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:52:53,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550992088] [2022-12-13 14:52:53,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550992088] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:52:53,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:52:53,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:52:53,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491202373] [2022-12-13 14:52:53,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:52:53,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:52:53,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:52:53,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:52:53,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:52:53,491 INFO L87 Difference]: Start difference. First operand 14267 states and 19899 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 4 states have internal predecessors, (156), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2022-12-13 14:52:54,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:52:54,372 INFO L93 Difference]: Finished difference Result 28553 states and 39835 transitions. [2022-12-13 14:52:54,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:52:54,373 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 4 states have internal predecessors, (156), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) Word has length 477 [2022-12-13 14:52:54,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:52:54,403 INFO L225 Difference]: With dead ends: 28553 [2022-12-13 14:52:54,403 INFO L226 Difference]: Without dead ends: 14339 [2022-12-13 14:52:54,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 473 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:52:54,423 INFO L413 NwaCegarLoop]: 1868 mSDtfsCounter, 3 mSDsluCounter, 5596 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7464 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:52:54,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7464 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:52:54,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14339 states. [2022-12-13 14:52:55,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14339 to 14295. [2022-12-13 14:52:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14295 states, 10417 states have (on average 1.3386771623308054) internal successors, (13945), 10565 states have internal predecessors, (13945), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 900 states have return successors, (3012), 2929 states have call predecessors, (3012), 2976 states have call successors, (3012) [2022-12-13 14:52:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14295 states to 14295 states and 19934 transitions. [2022-12-13 14:52:55,049 INFO L78 Accepts]: Start accepts. Automaton has 14295 states and 19934 transitions. Word has length 477 [2022-12-13 14:52:55,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:52:55,049 INFO L495 AbstractCegarLoop]: Abstraction has 14295 states and 19934 transitions. [2022-12-13 14:52:55,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 4 states have internal predecessors, (156), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2022-12-13 14:52:55,049 INFO L276 IsEmpty]: Start isEmpty. Operand 14295 states and 19934 transitions. [2022-12-13 14:52:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-12-13 14:52:55,060 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:52:55,061 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:52:55,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (26)] Ended with exit code 0 [2022-12-13 14:52:55,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:55,263 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:52:55,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:52:55,264 INFO L85 PathProgramCache]: Analyzing trace with hash -819427887, now seen corresponding path program 1 times [2022-12-13 14:52:55,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:52:55,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [713067000] [2022-12-13 14:52:55,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:52:55,268 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 14:52:55,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:52:55,269 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:52:55,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (27)] Waiting until timeout for monitored process [2022-12-13 14:53:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:53:00,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 3127 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 14:53:00,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:53:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-12-13 14:53:01,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:53:01,108 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:53:01,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [713067000] [2022-12-13 14:53:01,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [713067000] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:53:01,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:53:01,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 14:53:01,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103538139] [2022-12-13 14:53:01,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:53:01,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 14:53:01,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:53:01,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 14:53:01,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 14:53:01,110 INFO L87 Difference]: Start difference. First operand 14295 states and 19934 transitions. Second operand has 8 states, 8 states have (on average 19.75) internal successors, (158), 6 states have internal predecessors, (158), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-12-13 14:53:03,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:53:06,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:53:06,223 INFO L93 Difference]: Finished difference Result 35735 states and 49650 transitions. [2022-12-13 14:53:06,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 14:53:06,224 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 6 states have internal predecessors, (158), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) Word has length 481 [2022-12-13 14:53:06,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:53:06,266 INFO L225 Difference]: With dead ends: 35735 [2022-12-13 14:53:06,266 INFO L226 Difference]: Without dead ends: 21493 [2022-12-13 14:53:06,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 487 GetRequests, 474 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-12-13 14:53:06,289 INFO L413 NwaCegarLoop]: 3567 mSDtfsCounter, 1710 mSDsluCounter, 19667 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1714 SdHoareTripleChecker+Valid, 23234 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:53:06,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1714 Valid, 23234 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-12-13 14:53:06,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21493 states. [2022-12-13 14:53:07,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21493 to 14305. [2022-12-13 14:53:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14305 states, 10422 states have (on average 1.3385146804835923) internal successors, (13950), 10571 states have internal predecessors, (13950), 2981 states have call successors, (2981), 895 states have call predecessors, (2981), 901 states have return successors, (3018), 2933 states have call predecessors, (3018), 2980 states have call successors, (3018) [2022-12-13 14:53:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14305 states to 14305 states and 19949 transitions. [2022-12-13 14:53:07,099 INFO L78 Accepts]: Start accepts. Automaton has 14305 states and 19949 transitions. Word has length 481 [2022-12-13 14:53:07,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:53:07,099 INFO L495 AbstractCegarLoop]: Abstraction has 14305 states and 19949 transitions. [2022-12-13 14:53:07,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 6 states have internal predecessors, (158), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-12-13 14:53:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 14305 states and 19949 transitions. [2022-12-13 14:53:07,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-12-13 14:53:07,110 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:53:07,110 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:07,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (27)] Forceful destruction successful, exit code 0 [2022-12-13 14:53:07,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:07,312 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:53:07,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:53:07,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1927011109, now seen corresponding path program 1 times [2022-12-13 14:53:07,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:53:07,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [899026153] [2022-12-13 14:53:07,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:53:07,321 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 14:53:07,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:53:07,324 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:07,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (28)] Waiting until timeout for monitored process [2022-12-13 14:53:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:53:12,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 3129 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 14:53:12,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:53:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2209 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-12-13 14:53:13,107 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:53:13,108 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:53:13,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [899026153] [2022-12-13 14:53:13,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [899026153] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:53:13,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:53:13,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 14:53:13,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722851748] [2022-12-13 14:53:13,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:53:13,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 14:53:13,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:53:13,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 14:53:13,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 14:53:13,110 INFO L87 Difference]: Start difference. First operand 14305 states and 19949 transitions. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-12-13 14:53:15,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:53:18,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:53:18,203 INFO L93 Difference]: Finished difference Result 35737 states and 49641 transitions. [2022-12-13 14:53:18,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 14:53:18,204 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) Word has length 482 [2022-12-13 14:53:18,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:53:18,247 INFO L225 Difference]: With dead ends: 35737 [2022-12-13 14:53:18,247 INFO L226 Difference]: Without dead ends: 21485 [2022-12-13 14:53:18,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 475 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-12-13 14:53:18,271 INFO L413 NwaCegarLoop]: 3559 mSDtfsCounter, 1702 mSDsluCounter, 19627 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1706 SdHoareTripleChecker+Valid, 23186 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:53:18,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1706 Valid, 23186 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-12-13 14:53:18,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21485 states. [2022-12-13 14:53:18,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21485 to 14309. [2022-12-13 14:53:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14309 states, 10424 states have (on average 1.3384497313891022) internal successors, (13952), 10572 states have internal predecessors, (13952), 2984 states have call successors, (2984), 895 states have call predecessors, (2984), 900 states have return successors, (3019), 2936 states have call predecessors, (3019), 2983 states have call successors, (3019) [2022-12-13 14:53:18,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14309 states to 14309 states and 19955 transitions. [2022-12-13 14:53:18,985 INFO L78 Accepts]: Start accepts. Automaton has 14309 states and 19955 transitions. Word has length 482 [2022-12-13 14:53:18,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:53:18,986 INFO L495 AbstractCegarLoop]: Abstraction has 14309 states and 19955 transitions. [2022-12-13 14:53:18,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-12-13 14:53:18,986 INFO L276 IsEmpty]: Start isEmpty. Operand 14309 states and 19955 transitions. [2022-12-13 14:53:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2022-12-13 14:53:18,997 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:53:18,997 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:19,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (28)] Ended with exit code 0 [2022-12-13 14:53:19,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:19,199 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:53:19,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:53:19,201 INFO L85 PathProgramCache]: Analyzing trace with hash 2045963771, now seen corresponding path program 1 times [2022-12-13 14:53:19,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:53:19,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237919908] [2022-12-13 14:53:19,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:53:19,208 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 14:53:19,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:53:19,211 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:19,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (29)] Waiting until timeout for monitored process [2022-12-13 14:53:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:53:24,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 3390 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 14:53:24,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:53:25,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2231 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2191 trivial. 0 not checked. [2022-12-13 14:53:25,411 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:53:25,411 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:53:25,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [237919908] [2022-12-13 14:53:25,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [237919908] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:53:25,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:53:25,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 14:53:25,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722980659] [2022-12-13 14:53:25,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:53:25,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 14:53:25,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:53:25,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 14:53:25,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:53:25,414 INFO L87 Difference]: Start difference. First operand 14309 states and 19955 transitions. Second operand has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-13 14:53:27,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:53:27,390 INFO L93 Difference]: Finished difference Result 28649 states and 40013 transitions. [2022-12-13 14:53:27,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 14:53:27,392 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) Word has length 510 [2022-12-13 14:53:27,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:53:27,425 INFO L225 Difference]: With dead ends: 28649 [2022-12-13 14:53:27,425 INFO L226 Difference]: Without dead ends: 14393 [2022-12-13 14:53:27,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:53:27,448 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 4 mSDsluCounter, 7438 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 9302 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:53:27,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9302 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 14:53:27,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14393 states. [2022-12-13 14:53:28,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14393 to 14363. [2022-12-13 14:53:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14363 states, 10470 states have (on average 1.3369627507163324) internal successors, (13998), 10611 states have internal predecessors, (13998), 2984 states have call successors, (2984), 895 states have call predecessors, (2984), 908 states have return successors, (3027), 2951 states have call predecessors, (3027), 2983 states have call successors, (3027) [2022-12-13 14:53:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14363 states to 14363 states and 20009 transitions. [2022-12-13 14:53:28,123 INFO L78 Accepts]: Start accepts. Automaton has 14363 states and 20009 transitions. Word has length 510 [2022-12-13 14:53:28,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:53:28,123 INFO L495 AbstractCegarLoop]: Abstraction has 14363 states and 20009 transitions. [2022-12-13 14:53:28,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-13 14:53:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 14363 states and 20009 transitions. [2022-12-13 14:53:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-12-13 14:53:28,134 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:53:28,135 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:28,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (29)] Ended with exit code 0 [2022-12-13 14:53:28,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:28,336 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:53:28,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:53:28,338 INFO L85 PathProgramCache]: Analyzing trace with hash -613739685, now seen corresponding path program 1 times [2022-12-13 14:53:28,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:53:28,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1642190534] [2022-12-13 14:53:28,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:53:28,349 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 14:53:28,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:53:28,353 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:28,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (30)] Waiting until timeout for monitored process [2022-12-13 14:53:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:53:33,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 3420 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:53:33,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:53:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-12-13 14:53:34,218 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:53:34,218 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:53:34,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1642190534] [2022-12-13 14:53:34,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1642190534] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:53:34,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:53:34,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:53:34,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192444615] [2022-12-13 14:53:34,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:53:34,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:53:34,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:53:34,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:53:34,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:53:34,221 INFO L87 Difference]: Start difference. First operand 14363 states and 20009 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-13 14:53:36,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:53:39,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:53:39,467 INFO L93 Difference]: Finished difference Result 32118 states and 44856 transitions. [2022-12-13 14:53:39,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:53:39,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 521 [2022-12-13 14:53:39,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:53:39,517 INFO L225 Difference]: With dead ends: 32118 [2022-12-13 14:53:39,517 INFO L226 Difference]: Without dead ends: 17808 [2022-12-13 14:53:39,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 519 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 14:53:39,535 INFO L413 NwaCegarLoop]: 3370 mSDtfsCounter, 1585 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 78 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1585 SdHoareTripleChecker+Valid, 5045 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:53:39,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1585 Valid, 5045 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-12-13 14:53:39,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17808 states. [2022-12-13 14:53:40,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17808 to 17790. [2022-12-13 14:53:40,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17790 states, 13022 states have (on average 1.3335893103977883) internal successors, (17366), 13194 states have internal predecessors, (17366), 3631 states have call successors, (3631), 1121 states have call predecessors, (3631), 1136 states have return successors, (3682), 3590 states have call predecessors, (3682), 3630 states have call successors, (3682) [2022-12-13 14:53:40,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17790 states to 17790 states and 24679 transitions. [2022-12-13 14:53:40,327 INFO L78 Accepts]: Start accepts. Automaton has 17790 states and 24679 transitions. Word has length 521 [2022-12-13 14:53:40,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:53:40,327 INFO L495 AbstractCegarLoop]: Abstraction has 17790 states and 24679 transitions. [2022-12-13 14:53:40,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-13 14:53:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 17790 states and 24679 transitions. [2022-12-13 14:53:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-12-13 14:53:40,337 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:53:40,338 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:40,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (30)] Forceful destruction successful, exit code 0 [2022-12-13 14:53:40,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:40,540 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:53:40,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:53:40,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1437743215, now seen corresponding path program 1 times [2022-12-13 14:53:40,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:53:40,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471915875] [2022-12-13 14:53:40,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:53:40,549 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 14:53:40,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:53:40,552 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:40,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (31)] Waiting until timeout for monitored process [2022-12-13 14:53:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:53:46,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 3422 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:53:46,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:53:46,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-12-13 14:53:46,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:53:46,511 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:53:46,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1471915875] [2022-12-13 14:53:46,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1471915875] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:53:46,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:53:46,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:53:46,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566268700] [2022-12-13 14:53:46,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:53:46,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:53:46,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:53:46,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:53:46,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:53:46,513 INFO L87 Difference]: Start difference. First operand 17790 states and 24679 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-13 14:53:48,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:53:52,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:53:52,207 INFO L93 Difference]: Finished difference Result 39757 states and 55300 transitions. [2022-12-13 14:53:52,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:53:52,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 522 [2022-12-13 14:53:52,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:53:52,252 INFO L225 Difference]: With dead ends: 39757 [2022-12-13 14:53:52,253 INFO L226 Difference]: Without dead ends: 22020 [2022-12-13 14:53:52,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 520 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 14:53:52,279 INFO L413 NwaCegarLoop]: 3319 mSDtfsCounter, 1591 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 84 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 4980 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-13 14:53:52,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 4980 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-12-13 14:53:52,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22020 states. [2022-12-13 14:53:53,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22020 to 21995. [2022-12-13 14:53:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21995 states, 16169 states have (on average 1.329704991032222) internal successors, (21500), 16379 states have internal predecessors, (21500), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1419 states have return successors, (4466), 4354 states have call predecessors, (4466), 4405 states have call successors, (4466) [2022-12-13 14:53:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21995 states to 21995 states and 30372 transitions. [2022-12-13 14:53:53,253 INFO L78 Accepts]: Start accepts. Automaton has 21995 states and 30372 transitions. Word has length 522 [2022-12-13 14:53:53,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:53:53,254 INFO L495 AbstractCegarLoop]: Abstraction has 21995 states and 30372 transitions. [2022-12-13 14:53:53,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-13 14:53:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 21995 states and 30372 transitions. [2022-12-13 14:53:53,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2022-12-13 14:53:53,271 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:53:53,271 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:53,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (31)] Ended with exit code 0 [2022-12-13 14:53:53,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:53,473 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:53:53,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:53:53,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1321767960, now seen corresponding path program 1 times [2022-12-13 14:53:53,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:53:53,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [696852673] [2022-12-13 14:53:53,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:53:53,482 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 14:53:53,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:53:53,485 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:53:53,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (32)] Waiting until timeout for monitored process [2022-12-13 14:53:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:53:59,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 3589 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 14:53:59,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:53:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2373 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-12-13 14:53:59,213 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:53:59,214 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:53:59,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [696852673] [2022-12-13 14:53:59,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [696852673] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:53:59,214 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:53:59,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:53:59,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136528176] [2022-12-13 14:53:59,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:53:59,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:53:59,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:53:59,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:53:59,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:53:59,216 INFO L87 Difference]: Start difference. First operand 21995 states and 30372 transitions. Second operand has 4 states, 4 states have (on average 49.5) internal successors, (198), 4 states have internal predecessors, (198), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-12-13 14:54:01,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:54:02,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:54:02,430 INFO L93 Difference]: Finished difference Result 43955 states and 60716 transitions. [2022-12-13 14:54:02,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:54:02,431 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 49.5) internal successors, (198), 4 states have internal predecessors, (198), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 575 [2022-12-13 14:54:02,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:54:02,473 INFO L225 Difference]: With dead ends: 43955 [2022-12-13 14:54:02,473 INFO L226 Difference]: Without dead ends: 22013 [2022-12-13 14:54:02,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:54:02,503 INFO L413 NwaCegarLoop]: 1865 mSDtfsCounter, 1 mSDsluCounter, 3725 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5590 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:54:02,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5590 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2022-12-13 14:54:02,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22013 states. [2022-12-13 14:54:03,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22013 to 22013. [2022-12-13 14:54:03,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22013 states, 16187 states have (on average 1.329338357941558) internal successors, (21518), 16397 states have internal predecessors, (21518), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1419 states have return successors, (4466), 4354 states have call predecessors, (4466), 4405 states have call successors, (4466) [2022-12-13 14:54:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22013 states to 22013 states and 30390 transitions. [2022-12-13 14:54:03,688 INFO L78 Accepts]: Start accepts. Automaton has 22013 states and 30390 transitions. Word has length 575 [2022-12-13 14:54:03,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:54:03,689 INFO L495 AbstractCegarLoop]: Abstraction has 22013 states and 30390 transitions. [2022-12-13 14:54:03,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 49.5) internal successors, (198), 4 states have internal predecessors, (198), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-12-13 14:54:03,689 INFO L276 IsEmpty]: Start isEmpty. Operand 22013 states and 30390 transitions. [2022-12-13 14:54:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2022-12-13 14:54:03,714 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:54:03,714 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:54:03,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (32)] Forceful destruction successful, exit code 0 [2022-12-13 14:54:03,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:03,916 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:54:03,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:54:03,917 INFO L85 PathProgramCache]: Analyzing trace with hash 606044262, now seen corresponding path program 1 times [2022-12-13 14:54:03,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:54:03,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1315096508] [2022-12-13 14:54:03,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:54:03,920 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 14:54:03,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:54:03,921 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:03,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (33)] Waiting until timeout for monitored process [2022-12-13 14:54:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:54:09,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 3612 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:54:09,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:54:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2373 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-12-13 14:54:10,046 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:54:10,046 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:54:10,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1315096508] [2022-12-13 14:54:10,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1315096508] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:54:10,047 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:54:10,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:54:10,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754478726] [2022-12-13 14:54:10,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:54:10,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:54:10,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:54:10,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:54:10,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:54:10,049 INFO L87 Difference]: Start difference. First operand 22013 states and 30390 transitions. Second operand has 5 states, 5 states have (on average 40.2) internal successors, (201), 5 states have internal predecessors, (201), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-12-13 14:54:12,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:54:13,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:54:13,297 INFO L93 Difference]: Finished difference Result 44000 states and 60761 transitions. [2022-12-13 14:54:13,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:54:13,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 40.2) internal successors, (201), 5 states have internal predecessors, (201), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 578 [2022-12-13 14:54:13,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:54:13,344 INFO L225 Difference]: With dead ends: 44000 [2022-12-13 14:54:13,344 INFO L226 Difference]: Without dead ends: 22040 [2022-12-13 14:54:13,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 574 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:54:13,375 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 8 mSDsluCounter, 5569 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 7433 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:54:13,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 7433 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-12-13 14:54:13,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22040 states. [2022-12-13 14:54:14,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22040 to 22022. [2022-12-13 14:54:14,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22022 states, 16196 states have (on average 1.329155346999259) internal successors, (21527), 16406 states have internal predecessors, (21527), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1419 states have return successors, (4466), 4354 states have call predecessors, (4466), 4405 states have call successors, (4466) [2022-12-13 14:54:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22022 states to 22022 states and 30399 transitions. [2022-12-13 14:54:14,346 INFO L78 Accepts]: Start accepts. Automaton has 22022 states and 30399 transitions. Word has length 578 [2022-12-13 14:54:14,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:54:14,346 INFO L495 AbstractCegarLoop]: Abstraction has 22022 states and 30399 transitions. [2022-12-13 14:54:14,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.2) internal successors, (201), 5 states have internal predecessors, (201), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-12-13 14:54:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 22022 states and 30399 transitions. [2022-12-13 14:54:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2022-12-13 14:54:14,364 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:54:14,364 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:54:14,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (33)] Ended with exit code 0 [2022-12-13 14:54:14,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:14,566 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:54:14,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:54:14,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1275382779, now seen corresponding path program 1 times [2022-12-13 14:54:14,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:54:14,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876100154] [2022-12-13 14:54:14,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:54:14,570 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 14:54:14,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:54:14,571 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:14,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (34)] Waiting until timeout for monitored process [2022-12-13 14:54:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:54:20,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 3632 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:54:20,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:54:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 2324 trivial. 0 not checked. [2022-12-13 14:54:20,919 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:54:20,919 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:54:20,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876100154] [2022-12-13 14:54:20,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876100154] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:54:20,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:54:20,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:54:20,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783871892] [2022-12-13 14:54:20,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:54:20,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:54:20,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:54:20,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:54:20,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:54:20,921 INFO L87 Difference]: Start difference. First operand 22022 states and 30399 transitions. Second operand has 5 states, 5 states have (on average 41.0) internal successors, (205), 4 states have internal predecessors, (205), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-12-13 14:54:23,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:54:25,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:54:25,340 INFO L93 Difference]: Finished difference Result 57294 states and 78834 transitions. [2022-12-13 14:54:25,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:54:25,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.0) internal successors, (205), 4 states have internal predecessors, (205), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 587 [2022-12-13 14:54:25,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:54:25,421 INFO L225 Difference]: With dead ends: 57294 [2022-12-13 14:54:25,422 INFO L226 Difference]: Without dead ends: 35325 [2022-12-13 14:54:25,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 583 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:54:25,460 INFO L413 NwaCegarLoop]: 3620 mSDtfsCounter, 1757 mSDsluCounter, 9094 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1759 SdHoareTripleChecker+Valid, 12714 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:54:25,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1759 Valid, 12714 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 14:54:25,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35325 states. [2022-12-13 14:54:26,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35325 to 22042. [2022-12-13 14:54:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22042 states, 16211 states have (on average 1.3288507803343408) internal successors, (21542), 16421 states have internal predecessors, (21542), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1424 states have return successors, (4472), 4359 states have call predecessors, (4472), 4405 states have call successors, (4472) [2022-12-13 14:54:26,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22042 states to 22042 states and 30420 transitions. [2022-12-13 14:54:26,697 INFO L78 Accepts]: Start accepts. Automaton has 22042 states and 30420 transitions. Word has length 587 [2022-12-13 14:54:26,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:54:26,698 INFO L495 AbstractCegarLoop]: Abstraction has 22042 states and 30420 transitions. [2022-12-13 14:54:26,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.0) internal successors, (205), 4 states have internal predecessors, (205), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-12-13 14:54:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 22042 states and 30420 transitions. [2022-12-13 14:54:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2022-12-13 14:54:26,715 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:54:26,716 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:54:26,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (34)] Ended with exit code 0 [2022-12-13 14:54:26,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:26,917 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:54:26,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:54:26,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1475235530, now seen corresponding path program 1 times [2022-12-13 14:54:26,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:54:26,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1717810374] [2022-12-13 14:54:26,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:54:26,920 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 14:54:26,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:54:26,921 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:26,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (35)] Waiting until timeout for monitored process [2022-12-13 14:54:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:54:32,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 3636 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 14:54:32,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:54:32,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2388 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 2326 trivial. 0 not checked. [2022-12-13 14:54:32,844 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:54:32,845 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:54:32,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1717810374] [2022-12-13 14:54:32,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1717810374] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:54:32,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:54:32,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:54:32,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360067288] [2022-12-13 14:54:32,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:54:32,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:54:32,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:54:32,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:54:32,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:54:32,847 INFO L87 Difference]: Start difference. First operand 22042 states and 30420 transitions. Second operand has 5 states, 5 states have (on average 41.2) internal successors, (206), 4 states have internal predecessors, (206), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-12-13 14:54:34,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:54:37,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:54:37,403 INFO L93 Difference]: Finished difference Result 57338 states and 78863 transitions. [2022-12-13 14:54:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 14:54:37,404 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 4 states have internal predecessors, (206), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 589 [2022-12-13 14:54:37,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:54:37,475 INFO L225 Difference]: With dead ends: 57338 [2022-12-13 14:54:37,476 INFO L226 Difference]: Without dead ends: 35349 [2022-12-13 14:54:37,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 585 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 14:54:37,509 INFO L413 NwaCegarLoop]: 3616 mSDtfsCounter, 1753 mSDsluCounter, 9086 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1755 SdHoareTripleChecker+Valid, 12702 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 14:54:37,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1755 Valid, 12702 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 14:54:37,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35349 states. [2022-12-13 14:54:38,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35349 to 22060. [2022-12-13 14:54:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22060 states, 16225 states have (on average 1.328567026194145) internal successors, (21556), 16434 states have internal predecessors, (21556), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1428 states have return successors, (4476), 4364 states have call predecessors, (4476), 4405 states have call successors, (4476) [2022-12-13 14:54:38,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22060 states to 22060 states and 30438 transitions. [2022-12-13 14:54:38,952 INFO L78 Accepts]: Start accepts. Automaton has 22060 states and 30438 transitions. Word has length 589 [2022-12-13 14:54:38,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:54:38,953 INFO L495 AbstractCegarLoop]: Abstraction has 22060 states and 30438 transitions. [2022-12-13 14:54:38,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 4 states have internal predecessors, (206), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-12-13 14:54:38,953 INFO L276 IsEmpty]: Start isEmpty. Operand 22060 states and 30438 transitions. [2022-12-13 14:54:38,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2022-12-13 14:54:38,971 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:54:38,971 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:54:39,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (35)] Ended with exit code 0 [2022-12-13 14:54:39,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:39,173 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:54:39,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:54:39,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1923393706, now seen corresponding path program 1 times [2022-12-13 14:54:39,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:54:39,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1466123926] [2022-12-13 14:54:39,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:54:39,188 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 14:54:39,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:54:39,191 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:39,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (36)] Waiting until timeout for monitored process [2022-12-13 14:54:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:54:45,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 3834 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 14:54:45,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:54:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2396 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2022-12-13 14:54:45,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:54:45,548 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:54:45,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1466123926] [2022-12-13 14:54:45,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1466123926] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:54:45,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:54:45,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 14:54:45,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727234606] [2022-12-13 14:54:45,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:54:45,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 14:54:45,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:54:45,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 14:54:45,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 14:54:45,550 INFO L87 Difference]: Start difference. First operand 22060 states and 30438 transitions. Second operand has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 4 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2022-12-13 14:54:47,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:54:47,509 INFO L93 Difference]: Finished difference Result 44763 states and 61923 transitions. [2022-12-13 14:54:47,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 14:54:47,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 4 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) Word has length 618 [2022-12-13 14:54:47,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:54:47,569 INFO L225 Difference]: With dead ends: 44763 [2022-12-13 14:54:47,569 INFO L226 Difference]: Without dead ends: 22756 [2022-12-13 14:54:47,621 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 615 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:54:47,621 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 26 mSDsluCounter, 3704 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 5573 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:54:47,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 5573 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 14:54:47,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22756 states. [2022-12-13 14:54:49,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22756 to 22492. [2022-12-13 14:54:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22492 states, 16513 states have (on average 1.3296190879912797) internal successors, (21956), 16754 states have internal predecessors, (21956), 4534 states have call successors, (4534), 1402 states have call predecessors, (4534), 1444 states have return successors, (4620), 4492 states have call predecessors, (4620), 4533 states have call successors, (4620) [2022-12-13 14:54:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 31110 transitions. [2022-12-13 14:54:49,069 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 31110 transitions. Word has length 618 [2022-12-13 14:54:49,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:54:49,069 INFO L495 AbstractCegarLoop]: Abstraction has 22492 states and 31110 transitions. [2022-12-13 14:54:49,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 4 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2022-12-13 14:54:49,070 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 31110 transitions. [2022-12-13 14:54:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2022-12-13 14:54:49,089 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:54:49,089 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:54:49,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (36)] Forceful destruction successful, exit code 0 [2022-12-13 14:54:49,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:49,290 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:54:49,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:54:49,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1467005518, now seen corresponding path program 1 times [2022-12-13 14:54:49,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:54:49,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [866345544] [2022-12-13 14:54:49,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:54:49,300 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 14:54:49,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:54:49,302 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:49,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (37)] Waiting until timeout for monitored process [2022-12-13 14:54:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:54:55,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 4019 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:54:55,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:54:55,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2022-12-13 14:54:55,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:54:55,552 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:54:55,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [866345544] [2022-12-13 14:54:55,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [866345544] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:54:55,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:54:55,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:54:55,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274827017] [2022-12-13 14:54:55,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:54:55,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:54:55,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:54:55,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:54:55,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:54:55,554 INFO L87 Difference]: Start difference. First operand 22492 states and 31110 transitions. Second operand has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 14:54:56,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:54:56,967 INFO L93 Difference]: Finished difference Result 44979 states and 62824 transitions. [2022-12-13 14:54:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:54:56,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 666 [2022-12-13 14:54:56,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:54:57,015 INFO L225 Difference]: With dead ends: 44979 [2022-12-13 14:54:57,015 INFO L226 Difference]: Without dead ends: 22540 [2022-12-13 14:54:57,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 665 GetRequests, 664 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 14:54:57,055 INFO L413 NwaCegarLoop]: 1862 mSDtfsCounter, 0 mSDsluCounter, 1855 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3717 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:54:57,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3717 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 14:54:57,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22540 states. [2022-12-13 14:54:58,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22540 to 22492. [2022-12-13 14:54:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22492 states, 16513 states have (on average 1.3208986858838492) internal successors, (21812), 16754 states have internal predecessors, (21812), 4534 states have call successors, (4534), 1402 states have call predecessors, (4534), 1444 states have return successors, (4620), 4492 states have call predecessors, (4620), 4533 states have call successors, (4620) [2022-12-13 14:54:58,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 30966 transitions. [2022-12-13 14:54:58,676 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 30966 transitions. Word has length 666 [2022-12-13 14:54:58,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:54:58,677 INFO L495 AbstractCegarLoop]: Abstraction has 22492 states and 30966 transitions. [2022-12-13 14:54:58,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 14:54:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 30966 transitions. [2022-12-13 14:54:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-12-13 14:54:58,706 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:54:58,706 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:54:58,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (37)] Ended with exit code 0 [2022-12-13 14:54:58,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:58,908 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:54:58,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:54:58,909 INFO L85 PathProgramCache]: Analyzing trace with hash 127175588, now seen corresponding path program 1 times [2022-12-13 14:54:58,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:54:58,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [262037174] [2022-12-13 14:54:58,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:54:58,917 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 14:54:58,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:54:58,920 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:54:58,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (38)] Waiting until timeout for monitored process [2022-12-13 14:55:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:55:05,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 3941 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 14:55:05,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:55:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2022-12-13 14:55:05,408 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:55:05,408 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:55:05,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [262037174] [2022-12-13 14:55:05,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [262037174] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:55:05,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:55:05,408 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 14:55:05,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333919477] [2022-12-13 14:55:05,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:55:05,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 14:55:05,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:55:05,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 14:55:05,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 14:55:05,410 INFO L87 Difference]: Start difference. First operand 22492 states and 30966 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-12-13 14:55:06,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:55:06,859 INFO L93 Difference]: Finished difference Result 45971 states and 63636 transitions. [2022-12-13 14:55:06,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 14:55:06,860 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 644 [2022-12-13 14:55:06,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:55:06,911 INFO L225 Difference]: With dead ends: 45971 [2022-12-13 14:55:06,911 INFO L226 Difference]: Without dead ends: 23532 [2022-12-13 14:55:06,947 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 643 GetRequests, 642 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 14:55:06,947 INFO L413 NwaCegarLoop]: 1870 mSDtfsCounter, 24 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 3719 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 14:55:06,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 3719 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 14:55:06,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23532 states. [2022-12-13 14:55:08,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23532 to 22612. [2022-12-13 14:55:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22612 states, 16593 states have (on average 1.3203157958175133) internal successors, (21908), 16818 states have internal predecessors, (21908), 4574 states have call successors, (4574), 1402 states have call predecessors, (4574), 1444 states have return successors, (4660), 4532 states have call predecessors, (4660), 4573 states have call successors, (4660) [2022-12-13 14:55:08,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22612 states to 22612 states and 31142 transitions. [2022-12-13 14:55:08,393 INFO L78 Accepts]: Start accepts. Automaton has 22612 states and 31142 transitions. Word has length 644 [2022-12-13 14:55:08,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:55:08,393 INFO L495 AbstractCegarLoop]: Abstraction has 22612 states and 31142 transitions. [2022-12-13 14:55:08,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-12-13 14:55:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 22612 states and 31142 transitions. [2022-12-13 14:55:08,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-12-13 14:55:08,412 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:55:08,413 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:55:08,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (38)] Ended with exit code 0 [2022-12-13 14:55:08,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:55:08,615 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:55:08,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:55:08,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1014398434, now seen corresponding path program 1 times [2022-12-13 14:55:08,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:55:08,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [516477857] [2022-12-13 14:55:08,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:55:08,624 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 14:55:08,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:55:08,627 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:55:08,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (39)] Waiting until timeout for monitored process [2022-12-13 14:55:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:55:14,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 3941 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-13 14:55:14,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:55:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 668 proven. 42 refuted. 0 times theorem prover too weak. 1706 trivial. 0 not checked. [2022-12-13 14:55:33,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:55:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 93 proven. 30 refuted. 0 times theorem prover too weak. 2293 trivial. 0 not checked. [2022-12-13 14:55:42,041 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:55:42,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [516477857] [2022-12-13 14:55:42,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [516477857] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:55:42,041 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:55:42,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2022-12-13 14:55:42,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514185795] [2022-12-13 14:55:42,041 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:55:42,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-12-13 14:55:42,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:55:42,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-12-13 14:55:42,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-12-13 14:55:42,043 INFO L87 Difference]: Start difference. First operand 22612 states and 31142 transitions. Second operand has 19 states, 18 states have (on average 22.27777777777778) internal successors, (401), 15 states have internal predecessors, (401), 8 states have call successors, (109), 3 states have call predecessors, (109), 8 states have return successors, (108), 11 states have call predecessors, (108), 8 states have call successors, (108) [2022-12-13 14:55:44,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:55:46,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:56:24,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:56:24,885 INFO L93 Difference]: Finished difference Result 45282 states and 62355 transitions. [2022-12-13 14:56:24,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-13 14:56:24,887 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 22.27777777777778) internal successors, (401), 15 states have internal predecessors, (401), 8 states have call successors, (109), 3 states have call predecessors, (109), 8 states have return successors, (108), 11 states have call predecessors, (108), 8 states have call successors, (108) Word has length 644 [2022-12-13 14:56:24,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:56:24,931 INFO L225 Difference]: With dead ends: 45282 [2022-12-13 14:56:24,931 INFO L226 Difference]: Without dead ends: 22711 [2022-12-13 14:56:24,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1299 GetRequests, 1269 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2022-12-13 14:56:24,961 INFO L413 NwaCegarLoop]: 1947 mSDtfsCounter, 1659 mSDsluCounter, 21374 mSDsCounter, 0 mSdLazyCounter, 2420 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1691 SdHoareTripleChecker+Valid, 23321 SdHoareTripleChecker+Invalid, 2433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 2420 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.7s IncrementalHoareTripleChecker+Time [2022-12-13 14:56:24,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1691 Valid, 23321 Invalid, 2433 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 2420 Invalid, 2 Unknown, 0 Unchecked, 36.7s Time] [2022-12-13 14:56:24,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22711 states. [2022-12-13 14:56:26,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22711 to 22698. [2022-12-13 14:56:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22698 states, 16656 states have (on average 1.3199447646493756) internal successors, (21985), 16878 states have internal predecessors, (21985), 4588 states have call successors, (4588), 1410 states have call predecessors, (4588), 1453 states have return successors, (4675), 4545 states have call predecessors, (4675), 4587 states have call successors, (4675) [2022-12-13 14:56:26,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22698 states to 22698 states and 31248 transitions. [2022-12-13 14:56:26,639 INFO L78 Accepts]: Start accepts. Automaton has 22698 states and 31248 transitions. Word has length 644 [2022-12-13 14:56:26,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:56:26,639 INFO L495 AbstractCegarLoop]: Abstraction has 22698 states and 31248 transitions. [2022-12-13 14:56:26,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 22.27777777777778) internal successors, (401), 15 states have internal predecessors, (401), 8 states have call successors, (109), 3 states have call predecessors, (109), 8 states have return successors, (108), 11 states have call predecessors, (108), 8 states have call successors, (108) [2022-12-13 14:56:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 22698 states and 31248 transitions. [2022-12-13 14:56:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-12-13 14:56:26,657 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:56:26,657 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:56:26,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (39)] Ended with exit code 0 [2022-12-13 14:56:26,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:56:26,861 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:56:26,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:56:26,863 INFO L85 PathProgramCache]: Analyzing trace with hash -811512579, now seen corresponding path program 1 times [2022-12-13 14:56:26,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:56:26,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911998756] [2022-12-13 14:56:26,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:56:26,870 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 14:56:26,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:56:26,873 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:56:26,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (40)] Waiting until timeout for monitored process [2022-12-13 14:56:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:56:33,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 3945 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-13 14:56:33,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:56:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 351 proven. 6 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2022-12-13 14:56:49,838 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 14:56:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 120 proven. 6 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-12-13 14:56:58,205 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:56:58,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911998756] [2022-12-13 14:56:58,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911998756] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 14:56:58,205 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 14:56:58,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2022-12-13 14:56:58,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298618097] [2022-12-13 14:56:58,205 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 14:56:58,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-12-13 14:56:58,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:56:58,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-12-13 14:56:58,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-12-13 14:56:58,207 INFO L87 Difference]: Start difference. First operand 22698 states and 31248 transitions. Second operand has 19 states, 18 states have (on average 21.833333333333332) internal successors, (393), 15 states have internal predecessors, (393), 8 states have call successors, (103), 3 states have call predecessors, (103), 8 states have return successors, (102), 11 states have call predecessors, (102), 8 states have call successors, (102) [2022-12-13 14:57:00,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:57:02,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:57:04,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:57:06,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 14:57:54,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:57:54,429 INFO L93 Difference]: Finished difference Result 45296 states and 62363 transitions. [2022-12-13 14:57:54,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-13 14:57:54,431 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 21.833333333333332) internal successors, (393), 15 states have internal predecessors, (393), 8 states have call successors, (103), 3 states have call predecessors, (103), 8 states have return successors, (102), 11 states have call predecessors, (102), 8 states have call successors, (102) Word has length 646 [2022-12-13 14:57:54,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:57:54,477 INFO L225 Difference]: With dead ends: 45296 [2022-12-13 14:57:54,477 INFO L226 Difference]: Without dead ends: 22719 [2022-12-13 14:57:54,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1273 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2022-12-13 14:57:54,508 INFO L413 NwaCegarLoop]: 1960 mSDtfsCounter, 1699 mSDsluCounter, 22520 mSDsCounter, 0 mSdLazyCounter, 2976 mSolverCounterSat, 12 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1739 SdHoareTripleChecker+Valid, 24480 SdHoareTripleChecker+Invalid, 2992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2976 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.5s IncrementalHoareTripleChecker+Time [2022-12-13 14:57:54,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1739 Valid, 24480 Invalid, 2992 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 2976 Invalid, 4 Unknown, 0 Unchecked, 49.5s Time] [2022-12-13 14:57:54,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22719 states. [2022-12-13 14:57:56,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22719 to 22718. [2022-12-13 14:57:56,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22718 states, 16668 states have (on average 1.3194144468442524) internal successors, (21992), 16885 states have internal predecessors, (21992), 4594 states have call successors, (4594), 1413 states have call predecessors, (4594), 1455 states have return successors, (4680), 4551 states have call predecessors, (4680), 4593 states have call successors, (4680) [2022-12-13 14:57:56,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22718 states to 22718 states and 31266 transitions. [2022-12-13 14:57:56,393 INFO L78 Accepts]: Start accepts. Automaton has 22718 states and 31266 transitions. Word has length 646 [2022-12-13 14:57:56,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:57:56,394 INFO L495 AbstractCegarLoop]: Abstraction has 22718 states and 31266 transitions. [2022-12-13 14:57:56,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 21.833333333333332) internal successors, (393), 15 states have internal predecessors, (393), 8 states have call successors, (103), 3 states have call predecessors, (103), 8 states have return successors, (102), 11 states have call predecessors, (102), 8 states have call successors, (102) [2022-12-13 14:57:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 22718 states and 31266 transitions. [2022-12-13 14:57:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2022-12-13 14:57:56,414 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 14:57:56,414 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:57:56,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (40)] Ended with exit code 0 [2022-12-13 14:57:56,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:57:56,616 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 14:57:56,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 14:57:56,617 INFO L85 PathProgramCache]: Analyzing trace with hash 708442598, now seen corresponding path program 1 times [2022-12-13 14:57:56,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 14:57:56,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [307948616] [2022-12-13 14:57:56,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 14:57:56,626 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 14:57:56,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 14:57:56,629 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:57:56,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (41)] Waiting until timeout for monitored process [2022-12-13 14:58:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 14:58:04,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 4382 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 14:58:04,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 14:58:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2503 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2497 trivial. 0 not checked. [2022-12-13 14:58:04,634 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 14:58:04,635 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 14:58:04,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [307948616] [2022-12-13 14:58:04,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [307948616] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 14:58:04,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 14:58:04,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 14:58:04,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254914929] [2022-12-13 14:58:04,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 14:58:04,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 14:58:04,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 14:58:04,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 14:58:04,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 14:58:04,637 INFO L87 Difference]: Start difference. First operand 22718 states and 31266 transitions. Second operand has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (69), 3 states have call predecessors, (69), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2022-12-13 14:58:06,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 14:58:06,717 INFO L93 Difference]: Finished difference Result 22853 states and 31456 transitions. [2022-12-13 14:58:06,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 14:58:06,718 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (69), 3 states have call predecessors, (69), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 723 [2022-12-13 14:58:06,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 14:58:06,719 INFO L225 Difference]: With dead ends: 22853 [2022-12-13 14:58:06,720 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 14:58:06,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 719 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 14:58:06,743 INFO L413 NwaCegarLoop]: 1882 mSDtfsCounter, 21 mSDsluCounter, 5609 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 7491 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 14:58:06,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 7491 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 14:58:06,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 14:58:06,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 14:58:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 14:58:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 14:58:06,745 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 723 [2022-12-13 14:58:06,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 14:58:06,745 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 14:58:06,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (69), 3 states have call predecessors, (69), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2022-12-13 14:58:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 14:58:06,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 14:58:06,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 14:58:06,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 (41)] Ended with exit code 0 [2022-12-13 14:58:06,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ada45e-c6ed-41fb-a66c-48f8d954630a/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 14:58:06,954 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 14:59:21,123 WARN L233 SmtUtils]: Spent 12.93s on a formula simplification. DAG size of input: 523 DAG size of output: 21 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-12-13 14:59:35,148 WARN L233 SmtUtils]: Spent 14.01s on a formula simplification. DAG size of input: 523 DAG size of output: 21 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter)