./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R --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 4437765aefc9e8e96e3710e0e55c61aa0f0e29783186331c7ab028aba8558a0d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 18:26:23,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:26:23,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:26:23,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:26:23,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:26:23,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:26:23,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:26:23,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:26:23,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:26:23,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:26:23,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:26:23,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:26:23,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:26:23,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:26:23,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:26:24,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:26:24,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:26:24,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:26:24,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:26:24,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:26:24,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:26:24,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:26:24,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:26:24,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:26:24,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:26:24,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:26:24,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:26:24,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:26:24,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:26:24,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:26:24,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:26:24,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:26:24,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:26:24,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:26:24,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:26:24,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:26:24,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:26:24,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:26:24,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:26:24,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:26:24,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:26:24,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 18:26:24,116 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:26:24,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:26:24,117 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:26:24,118 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:26:24,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:26:24,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:26:24,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:26:24,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:26:24,121 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:26:24,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:26:24,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:26:24,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:26:24,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:26:24,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:26:24,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:26:24,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:26:24,124 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:26:24,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:26:24,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:26:24,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:26:24,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:26:24,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:26:24,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:26:24,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:26:24,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:26:24,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:26:24,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:26:24,128 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:26:24,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:26:24,129 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:26:24,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:26:24,129 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_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4437765aefc9e8e96e3710e0e55c61aa0f0e29783186331c7ab028aba8558a0d [2022-11-25 18:26:24,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:26:24,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:26:24,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:26:24,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:26:24,583 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:26:24,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2022-11-25 18:26:28,232 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:26:28,917 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:26:28,918 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2022-11-25 18:26:28,977 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/data/a3762ff56/c13f81015b1e44a782e701cb2957ac9e/FLAGbd82c7c2f [2022-11-25 18:26:29,002 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/data/a3762ff56/c13f81015b1e44a782e701cb2957ac9e [2022-11-25 18:26:29,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:26:29,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:26:29,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:26:29,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:26:29,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:26:29,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:26:29" (1/1) ... [2022-11-25 18:26:29,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2052b330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:29, skipping insertion in model container [2022-11-25 18:26:29,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:26:29" (1/1) ... [2022-11-25 18:26:29,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:26:29,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:26:30,069 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 18:26:30,089 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 18:26:30,136 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 18:26:30,145 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 18:26:30,172 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 18:26:30,220 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 18:26:30,222 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 18:26:30,222 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 18:26:30,223 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 18:26:30,245 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:26:30,552 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-25 18:26:30,672 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:30,739 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_c2517163-4fe1-4486-9814-6ff254a8f5ef/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2022-11-25 18:26:30,937 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 18:26:30,940 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 18:26:30,941 WARN L623 FunctionHandler]: Unknown extern function idr_find_slowpath [2022-11-25 18:26:30,945 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:30,947 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:30,948 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:30,949 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:30,956 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:30,958 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:30,959 WARN L623 FunctionHandler]: Unknown extern function idr_alloc [2022-11-25 18:26:30,960 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:30,961 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 18:26:30,962 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:30,967 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:30,968 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 18:26:30,969 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:30,981 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 18:26:30,983 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:30,990 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-11-25 18:26:30,991 WARN L623 FunctionHandler]: Unknown extern function tty_port_install [2022-11-25 18:26:30,992 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:30,994 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:30,995 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,000 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,002 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,009 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,011 WARN L623 FunctionHandler]: Unknown extern function tty_port_open [2022-11-25 18:26:31,023 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,025 WARN L623 FunctionHandler]: Unknown extern function tty_port_hangup [2022-11-25 18:26:31,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,032 WARN L623 FunctionHandler]: Unknown extern function tty_port_close [2022-11-25 18:26:31,039 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,041 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,042 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,043 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,049 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,058 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,070 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,079 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,085 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,087 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,115 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,134 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,153 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,159 WARN L623 FunctionHandler]: Unknown extern function tty_termios_copy_hw [2022-11-25 18:26:31,167 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,174 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 18:26:31,176 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,178 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,181 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,182 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,183 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,184 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,185 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:31,186 WARN L623 FunctionHandler]: Unknown extern function seq_putc [2022-11-25 18:26:31,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,193 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 18:26:31,201 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,212 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,228 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,240 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-11-25 18:26:31,245 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:31,246 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:31,248 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:31,249 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:31,259 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:31,260 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:31,264 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:31,264 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:31,272 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,275 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:31,277 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:31,278 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 18:26:31,279 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:31,280 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:31,280 WARN L623 FunctionHandler]: Unknown extern function tty_port_destroy [2022-11-25 18:26:31,280 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:31,288 WARN L623 FunctionHandler]: Unknown extern function usb_get_intf [2022-11-25 18:26:31,289 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:26:31,306 WARN L623 FunctionHandler]: Unknown extern function usb_match_one_id [2022-11-25 18:26:31,312 WARN L623 FunctionHandler]: Unknown extern function usb_match_id [2022-11-25 18:26:31,314 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,315 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,351 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,352 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,353 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,354 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-11-25 18:26:31,354 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,355 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:31,355 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,356 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,358 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,359 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,361 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,366 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,367 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,371 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,372 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:31,373 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,374 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:31,374 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,375 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:31,375 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:31,377 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:31,380 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,381 WARN L623 FunctionHandler]: Unknown extern function tty_port_init [2022-11-25 18:26:31,381 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 18:26:31,382 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:26:31,382 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:26:31,384 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 18:26:31,389 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 18:26:31,396 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,400 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,402 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:31,402 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 18:26:31,404 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,405 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 18:26:31,405 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:31,406 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,406 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:31,413 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,413 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,414 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-11-25 18:26:31,414 WARN L623 FunctionHandler]: Unknown extern function tty_vhangup [2022-11-25 18:26:31,415 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-11-25 18:26:31,415 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 18:26:31,416 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:26:31,416 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 18:26:31,417 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:31,437 WARN L623 FunctionHandler]: Unknown extern function bus_register [2022-11-25 18:26:31,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,440 WARN L623 FunctionHandler]: Unknown extern function tty_set_operations [2022-11-25 18:26:31,441 WARN L623 FunctionHandler]: Unknown extern function tty_register_driver [2022-11-25 18:26:31,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,443 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,444 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_driver [2022-11-25 18:26:31,444 WARN L623 FunctionHandler]: Unknown extern function bus_unregister [2022-11-25 18:26:31,444 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,445 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 18:26:31,449 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_driver [2022-11-25 18:26:31,450 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 18:26:31,450 WARN L623 FunctionHandler]: Unknown extern function bus_unregister [2022-11-25 18:26:31,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,458 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,460 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,462 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,463 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,465 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,467 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,471 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,473 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:31,478 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-11-25 18:26:31,479 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 18:26:31,480 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,481 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 18:26:31,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,482 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:31,487 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:31,488 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 18:26:31,488 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:31,492 WARN L623 FunctionHandler]: Unknown extern function driver_attach [2022-11-25 18:26:31,494 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:31,534 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 18:26:31,543 WARN L623 FunctionHandler]: Unknown extern function ldv_destruct_7 [2022-11-25 18:26:31,544 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 18:26:31,545 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 18:26:31,545 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 18:26:31,549 WARN L623 FunctionHandler]: Unknown extern function ldv_reset_resume_5 [2022-11-25 18:26:31,555 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:26:31,556 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:31,556 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:31,557 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:26:31,558 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:31,558 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:31,600 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 18:26:31,605 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 18:26:31,629 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 18:26:31,634 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 18:26:31,638 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 18:26:31,703 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-11-25 18:26:31,735 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-11-25 18:26:31,740 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-11-25 18:26:31,805 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,810 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,811 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:26:31,812 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,812 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:26:31,814 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,814 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 18:26:31,815 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 18:26:31,820 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,822 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-11-25 18:26:31,823 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,824 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:31,825 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,827 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,828 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 18:26:31,828 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 18:26:31,830 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,831 WARN L623 FunctionHandler]: Unknown extern function __kfifo_max_r [2022-11-25 18:26:31,833 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,834 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,836 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,839 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 18:26:31,840 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 18:26:31,840 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,841 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:26:31,847 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,848 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:31,850 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:26:31,852 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-11-25 18:26:31,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,857 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,858 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,860 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,862 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,863 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,864 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,870 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,874 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,876 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 18:26:31,877 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 18:26:31,877 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 18:26:31,933 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:31,936 WARN L623 FunctionHandler]: Unknown extern function handle_sysrq [2022-11-25 18:26:31,939 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:31,940 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 18:26:31,941 WARN L623 FunctionHandler]: Unknown extern function tty_hangup [2022-11-25 18:26:31,959 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_4 [2022-11-25 18:26:31,959 WARN L623 FunctionHandler]: Unknown extern function ldv_release_4 [2022-11-25 18:26:31,960 WARN L623 FunctionHandler]: Unknown extern function ldv_release_4 [2022-11-25 18:26:31,961 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_4 [2022-11-25 18:26:32,025 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 18:26:32,032 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-11-25 18:26:32,034 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,039 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-11-25 18:26:32,040 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,045 WARN L623 FunctionHandler]: Unknown extern function usb_store_new_id [2022-11-25 18:26:32,046 WARN L623 FunctionHandler]: Unknown extern function usb_store_new_id [2022-11-25 18:26:32,051 WARN L623 FunctionHandler]: Unknown extern function usb_show_dynids [2022-11-25 18:26:32,057 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 18:26:32,058 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,059 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 18:26:32,060 WARN L623 FunctionHandler]: Unknown extern function driver_register [2022-11-25 18:26:32,063 WARN L623 FunctionHandler]: Unknown extern function driver_unregister [2022-11-25 18:26:32,071 WARN L623 FunctionHandler]: Unknown extern function tty_register_device [2022-11-25 18:26:32,073 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_device [2022-11-25 18:26:32,085 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,089 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,096 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,114 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,126 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,127 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,130 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,130 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:26:32,175 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:26:32,289 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 18:26:32,290 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 18:26:32,291 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 18:26:32,291 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 18:26:32,293 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 18:26:32,296 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 18:26:32,296 WARN L623 FunctionHandler]: Unknown extern function rcu_is_cpu_idle [2022-11-25 18:26:32,297 WARN L623 FunctionHandler]: Unknown extern function rcu_lockdep_current_cpu_online [2022-11-25 18:26:32,298 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-11-25 18:26:32,299 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:26:32,304 WARN L623 FunctionHandler]: Unknown extern function __tty_alloc_driver [2022-11-25 18:26:32,307 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,310 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_c2517163-4fe1-4486-9814-6ff254a8f5ef/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2022-11-25 18:26:32,313 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 18:26:32,320 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-11-25 18:26:32,320 WARN L623 FunctionHandler]: Unknown extern function idr_find_slowpath [2022-11-25 18:26:32,322 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,326 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,327 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,327 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,330 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,331 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,332 WARN L623 FunctionHandler]: Unknown extern function idr_alloc [2022-11-25 18:26:32,333 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,334 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 18:26:32,334 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,335 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,335 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 18:26:32,336 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,344 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-11-25 18:26:32,344 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,350 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-11-25 18:26:32,356 WARN L623 FunctionHandler]: Unknown extern function tty_port_install [2022-11-25 18:26:32,357 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,360 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,364 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,372 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,379 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,380 WARN L623 FunctionHandler]: Unknown extern function tty_port_open [2022-11-25 18:26:32,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,387 WARN L623 FunctionHandler]: Unknown extern function tty_port_hangup [2022-11-25 18:26:32,389 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,390 WARN L623 FunctionHandler]: Unknown extern function tty_port_close [2022-11-25 18:26:32,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,398 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,398 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,399 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,400 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,410 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,422 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,429 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,430 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,433 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,435 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,442 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,446 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,531 WARN L623 FunctionHandler]: Unknown extern function tty_termios_copy_hw [2022-11-25 18:26:32,533 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,537 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 18:26:32,539 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,543 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,544 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,545 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,548 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,548 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,549 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 18:26:32,549 WARN L623 FunctionHandler]: Unknown extern function seq_putc [2022-11-25 18:26:32,549 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,550 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 18:26:32,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,561 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,566 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,570 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_wakeup [2022-11-25 18:26:32,570 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:32,571 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:32,571 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:32,572 WARN L623 FunctionHandler]: Unknown extern function usb_poison_urb [2022-11-25 18:26:32,572 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:32,573 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:32,573 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:32,573 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-11-25 18:26:32,575 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,576 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,577 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,578 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-11-25 18:26:32,578 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,579 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,579 WARN L623 FunctionHandler]: Unknown extern function tty_port_destroy [2022-11-25 18:26:32,579 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,584 WARN L623 FunctionHandler]: Unknown extern function usb_get_intf [2022-11-25 18:26:32,584 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:26:32,587 WARN L623 FunctionHandler]: Unknown extern function usb_match_one_id [2022-11-25 18:26:32,589 WARN L623 FunctionHandler]: Unknown extern function usb_match_id [2022-11-25 18:26:32,590 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,591 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,605 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,606 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,607 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,607 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-11-25 18:26:32,610 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,611 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:32,611 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,612 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,617 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,618 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,622 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,623 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,624 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,625 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,628 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,633 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,634 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,637 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:32,639 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,642 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,643 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,644 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,645 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,646 WARN L623 FunctionHandler]: Unknown extern function tty_port_init [2022-11-25 18:26:32,648 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 18:26:32,648 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:26:32,649 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:26:32,652 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-11-25 18:26:32,656 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-11-25 18:26:32,667 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,672 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,673 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:32,673 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-11-25 18:26:32,674 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,676 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-11-25 18:26:32,681 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:32,682 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,685 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-11-25 18:26:32,690 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,690 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,691 WARN L623 FunctionHandler]: Unknown extern function tty_port_tty_get [2022-11-25 18:26:32,691 WARN L623 FunctionHandler]: Unknown extern function tty_vhangup [2022-11-25 18:26:32,691 WARN L623 FunctionHandler]: Unknown extern function tty_kref_put [2022-11-25 18:26:32,692 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 18:26:32,694 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:26:32,694 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-11-25 18:26:32,700 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,712 WARN L623 FunctionHandler]: Unknown extern function bus_register [2022-11-25 18:26:32,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,717 WARN L623 FunctionHandler]: Unknown extern function tty_set_operations [2022-11-25 18:26:32,717 WARN L623 FunctionHandler]: Unknown extern function tty_register_driver [2022-11-25 18:26:32,718 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,718 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,719 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_driver [2022-11-25 18:26:32,720 WARN L623 FunctionHandler]: Unknown extern function bus_unregister [2022-11-25 18:26:32,720 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,720 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 18:26:32,721 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_driver [2022-11-25 18:26:32,721 WARN L623 FunctionHandler]: Unknown extern function put_tty_driver [2022-11-25 18:26:32,722 WARN L623 FunctionHandler]: Unknown extern function bus_unregister [2022-11-25 18:26:32,724 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,726 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,728 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,729 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,730 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,733 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,735 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,737 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,738 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,740 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 18:26:32,741 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-11-25 18:26:32,742 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-11-25 18:26:32,743 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,744 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 18:26:32,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,745 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:26:32,746 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:26:32,746 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 18:26:32,746 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:26:32,751 WARN L623 FunctionHandler]: Unknown extern function driver_attach [2022-11-25 18:26:32,752 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,759 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 18:26:32,765 WARN L623 FunctionHandler]: Unknown extern function ldv_destruct_7 [2022-11-25 18:26:32,766 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 18:26:32,767 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 18:26:32,767 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 18:26:32,770 WARN L623 FunctionHandler]: Unknown extern function ldv_reset_resume_5 [2022-11-25 18:26:32,775 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:26:32,775 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:32,776 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:32,777 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:26:32,778 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:32,779 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:26:32,781 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 18:26:32,782 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 18:26:32,785 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 18:26:32,785 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 18:26:32,786 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 18:26:32,792 WARN L623 FunctionHandler]: Unknown extern function tty_termios_baud_rate [2022-11-25 18:26:32,794 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_flags [2022-11-25 18:26:32,795 WARN L623 FunctionHandler]: Unknown extern function tty_insert_flip_string_fixed_flag [2022-11-25 18:26:32,797 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,799 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,800 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:26:32,801 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,801 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:26:32,837 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,837 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-11-25 18:26:32,838 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-11-25 18:26:32,839 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,840 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-11-25 18:26:32,844 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,845 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:32,846 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,847 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,848 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-11-25 18:26:32,848 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-11-25 18:26:32,850 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,851 WARN L623 FunctionHandler]: Unknown extern function __kfifo_max_r [2022-11-25 18:26:32,852 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,854 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,855 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,858 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 18:26:32,858 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-11-25 18:26:32,859 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,859 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:26:32,864 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,865 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:26:32,866 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:26:32,868 WARN L623 FunctionHandler]: Unknown extern function tty_flip_buffer_push [2022-11-25 18:26:32,871 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,872 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,875 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,877 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,879 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,879 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,880 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,882 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,886 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,887 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 18:26:32,888 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-11-25 18:26:32,888 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 18:26:32,890 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:26:32,893 WARN L623 FunctionHandler]: Unknown extern function handle_sysrq [2022-11-25 18:26:32,895 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 18:26:32,896 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 18:26:32,897 WARN L623 FunctionHandler]: Unknown extern function tty_hangup [2022-11-25 18:26:32,900 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_4 [2022-11-25 18:26:32,900 WARN L623 FunctionHandler]: Unknown extern function ldv_release_4 [2022-11-25 18:26:32,901 WARN L623 FunctionHandler]: Unknown extern function ldv_release_4 [2022-11-25 18:26:32,901 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_4 [2022-11-25 18:26:32,904 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 18:26:32,913 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-11-25 18:26:32,914 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,920 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-11-25 18:26:32,925 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:26:32,928 WARN L623 FunctionHandler]: Unknown extern function usb_store_new_id [2022-11-25 18:26:32,929 WARN L623 FunctionHandler]: Unknown extern function usb_store_new_id [2022-11-25 18:26:32,930 WARN L623 FunctionHandler]: Unknown extern function usb_show_dynids [2022-11-25 18:26:32,932 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 18:26:32,932 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:26:32,934 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 18:26:32,935 WARN L623 FunctionHandler]: Unknown extern function driver_register [2022-11-25 18:26:32,935 WARN L623 FunctionHandler]: Unknown extern function driver_unregister [2022-11-25 18:26:32,939 WARN L623 FunctionHandler]: Unknown extern function tty_register_device [2022-11-25 18:26:32,940 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_device [2022-11-25 18:26:32,942 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,944 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,949 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,952 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,956 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,956 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,957 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,958 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:26:32,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:26:33,145 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:26:33,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33 WrapperNode [2022-11-25 18:26:33,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:26:33,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:26:33,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:26:33,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:26:33,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,606 INFO L138 Inliner]: procedures = 371, calls = 3025, calls flagged for inlining = 198, calls inlined = 180, statements flattened = 6265 [2022-11-25 18:26:33,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:26:33,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:26:33,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:26:33,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:26:33,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:26:33,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:26:33,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:26:33,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:26:33,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (1/1) ... [2022-11-25 18:26:33,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:26:33,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:26:34,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:26:34,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2517163-4fe1-4486-9814-6ff254a8f5ef/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:26:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2022-11-25 18:26:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2022-11-25 18:26:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2022-11-25 18:26:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2022-11-25 18:26:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2022-11-25 18:26:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2022-11-25 18:26:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2022-11-25 18:26:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2022-11-25 18:26:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 18:26:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 18:26:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_14 [2022-11-25 18:26:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_14 [2022-11-25 18:26:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2022-11-25 18:26:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2022-11-25 18:26:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 18:26:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 18:26:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2022-11-25 18:26:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2022-11-25 18:26:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2022-11-25 18:26:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2022-11-25 18:26:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2022-11-25 18:26:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2022-11-25 18:26:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2022-11-25 18:26:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2022-11-25 18:26:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-11-25 18:26:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-11-25 18:26:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2022-11-25 18:26:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2022-11-25 18:26:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 18:26:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 18:26:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-25 18:26:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-25 18:26:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2022-11-25 18:26:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2022-11-25 18:26:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 18:26:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 18:26:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-25 18:26:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-25 18:26:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-11-25 18:26:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-11-25 18:26:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-11-25 18:26:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-11-25 18:26:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2022-11-25 18:26:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2022-11-25 18:26:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2022-11-25 18:26:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2022-11-25 18:26:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2022-11-25 18:26:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2022-11-25 18:26:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 18:26:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 18:26:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 18:26:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 18:26:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2022-11-25 18:26:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2022-11-25 18:26:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2022-11-25 18:26:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2022-11-25 18:26:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2022-11-25 18:26:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2022-11-25 18:26:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-25 18:26:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-25 18:26:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2022-11-25 18:26:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2022-11-25 18:26:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 18:26:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 18:26:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 18:26:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 18:26:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2022-11-25 18:26:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2022-11-25 18:26:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2022-11-25 18:26:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2022-11-25 18:26:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2022-11-25 18:26:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2022-11-25 18:26:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2022-11-25 18:26:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2022-11-25 18:26:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2022-11-25 18:26:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2022-11-25 18:26:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___2 [2022-11-25 18:26:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___2 [2022-11-25 18:26:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2022-11-25 18:26:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2022-11-25 18:26:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-25 18:26:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-25 18:26:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 18:26:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 18:26:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:26:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 18:26:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 18:26:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2022-11-25 18:26:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2022-11-25 18:26:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2022-11-25 18:26:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2022-11-25 18:26:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2022-11-25 18:26:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2022-11-25 18:26:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2022-11-25 18:26:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2022-11-25 18:26:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-11-25 18:26:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-11-25 18:26:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 18:26:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-25 18:26:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-25 18:26:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-25 18:26:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2022-11-25 18:26:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2022-11-25 18:26:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2022-11-25 18:26:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2022-11-25 18:26:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-25 18:26:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-25 18:26:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 18:26:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 18:26:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2022-11-25 18:26:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2022-11-25 18:26:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2022-11-25 18:26:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2022-11-25 18:26:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:26:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 18:26:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2022-11-25 18:26:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2022-11-25 18:26:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-25 18:26:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-25 18:26:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2022-11-25 18:26:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2022-11-25 18:26:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 18:26:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 18:26:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2022-11-25 18:26:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2022-11-25 18:26:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2022-11-25 18:26:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2022-11-25 18:26:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 18:26:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 18:26:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 18:26:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 18:26:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 18:26:34,080 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 18:26:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2022-11-25 18:26:34,080 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2022-11-25 18:26:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2022-11-25 18:26:34,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2022-11-25 18:26:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2022-11-25 18:26:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2022-11-25 18:26:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 18:26:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 18:26:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2022-11-25 18:26:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2022-11-25 18:26:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2022-11-25 18:26:34,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2022-11-25 18:26:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 18:26:34,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 18:26:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2022-11-25 18:26:34,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2022-11-25 18:26:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 18:26:34,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 18:26:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-25 18:26:34,083 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-25 18:26:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2022-11-25 18:26:34,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2022-11-25 18:26:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2022-11-25 18:26:34,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2022-11-25 18:26:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2022-11-25 18:26:34,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2022-11-25 18:26:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2022-11-25 18:26:34,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2022-11-25 18:26:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 18:26:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2022-11-25 18:26:34,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2022-11-25 18:26:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-25 18:26:34,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-25 18:26:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2022-11-25 18:26:34,085 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2022-11-25 18:26:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-25 18:26:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-25 18:26:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2022-11-25 18:26:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2022-11-25 18:26:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2022-11-25 18:26:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2022-11-25 18:26:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 18:26:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 18:26:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-25 18:26:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-25 18:26:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-25 18:26:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-25 18:26:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2022-11-25 18:26:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2022-11-25 18:26:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 18:26:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 18:26:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2022-11-25 18:26:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2022-11-25 18:26:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2022-11-25 18:26:34,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2022-11-25 18:26:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-11-25 18:26:34,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-11-25 18:26:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 18:26:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2022-11-25 18:26:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2022-11-25 18:26:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2022-11-25 18:26:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2022-11-25 18:26:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-25 18:26:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-25 18:26:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 18:26:34,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 18:26:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2022-11-25 18:26:34,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2022-11-25 18:26:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2022-11-25 18:26:34,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2022-11-25 18:26:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2022-11-25 18:26:34,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2022-11-25 18:26:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 18:26:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2022-11-25 18:26:34,092 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2022-11-25 18:26:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:26:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 18:26:34,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 18:26:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 18:26:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 18:26:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_18 [2022-11-25 18:26:34,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_18 [2022-11-25 18:26:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2022-11-25 18:26:34,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2022-11-25 18:26:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 18:26:34,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 18:26:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 18:26:34,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 18:26:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2022-11-25 18:26:34,095 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2022-11-25 18:26:34,095 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 18:26:34,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 18:26:34,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2022-11-25 18:26:34,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2022-11-25 18:26:34,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_22 [2022-11-25 18:26:34,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_22 [2022-11-25 18:26:34,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2022-11-25 18:26:34,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2022-11-25 18:26:34,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2022-11-25 18:26:34,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2022-11-25 18:26:34,096 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2022-11-25 18:26:34,097 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2022-11-25 18:26:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-11-25 18:26:34,097 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-11-25 18:26:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 18:26:34,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 18:26:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2022-11-25 18:26:34,098 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2022-11-25 18:26:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 18:26:34,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-25 18:26:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2022-11-25 18:26:34,098 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2022-11-25 18:26:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 18:26:34,099 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 18:26:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-11-25 18:26:34,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-11-25 18:26:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:26:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:26:34,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:26:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2022-11-25 18:26:34,100 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2022-11-25 18:26:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2022-11-25 18:26:34,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2022-11-25 18:26:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-25 18:26:34,101 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-25 18:26:35,400 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:26:35,411 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:26:36,041 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 18:26:37,116 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___2FINAL: assume true; [2022-11-25 18:26:46,672 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:26:46,712 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:26:46,715 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 18:26:46,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:26:46 BoogieIcfgContainer [2022-11-25 18:26:46,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:26:46,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:26:46,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:26:46,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:26:46,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:26:29" (1/3) ... [2022-11-25 18:26:46,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c53de9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:26:46, skipping insertion in model container [2022-11-25 18:26:46,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:26:33" (2/3) ... [2022-11-25 18:26:46,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c53de9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:26:46, skipping insertion in model container [2022-11-25 18:26:46,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:26:46" (3/3) ... [2022-11-25 18:26:46,737 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2022-11-25 18:26:46,764 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:26:46,764 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:26:46,932 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:26:46,942 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;@447998d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:26:46,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:26:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 2086 states, 1499 states have (on average 1.3382254836557705) internal successors, (2006), 1540 states have internal predecessors, (2006), 465 states have call successors, (465), 122 states have call predecessors, (465), 120 states have return successors, (451), 440 states have call predecessors, (451), 451 states have call successors, (451) [2022-11-25 18:26:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-25 18:26:47,000 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:26:47,001 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:26:47,002 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:26:47,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:26:47,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1626366751, now seen corresponding path program 1 times [2022-11-25 18:26:47,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:26:47,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381481361] [2022-11-25 18:26:47,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:26:47,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:26:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:26:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:26:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:26:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:26:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:26:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:26:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:26:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:26:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:26:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:26:48,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:26:48,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381481361] [2022-11-25 18:26:48,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381481361] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:26:48,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:26:48,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:26:48,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102271044] [2022-11-25 18:26:48,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:26:48,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:26:48,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:26:48,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:26:48,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:26:48,474 INFO L87 Difference]: Start difference. First operand has 2086 states, 1499 states have (on average 1.3382254836557705) internal successors, (2006), 1540 states have internal predecessors, (2006), 465 states have call successors, (465), 122 states have call predecessors, (465), 120 states have return successors, (451), 440 states have call predecessors, (451), 451 states have call successors, (451) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-25 18:26:53,650 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 [] [2022-11-25 18:27:02,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:27:02,905 INFO L93 Difference]: Finished difference Result 6630 states and 9759 transitions. [2022-11-25 18:27:02,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:27:02,909 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 69 [2022-11-25 18:27:02,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:27:02,973 INFO L225 Difference]: With dead ends: 6630 [2022-11-25 18:27:02,973 INFO L226 Difference]: Without dead ends: 4512 [2022-11-25 18:27:02,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:27:02,999 INFO L413 NwaCegarLoop]: 2792 mSDtfsCounter, 4053 mSDsluCounter, 3618 mSDsCounter, 0 mSdLazyCounter, 2355 mSolverCounterSat, 1349 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4373 SdHoareTripleChecker+Valid, 6410 SdHoareTripleChecker+Invalid, 3705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1349 IncrementalHoareTripleChecker+Valid, 2355 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:27:03,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4373 Valid, 6410 Invalid, 3705 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1349 Valid, 2355 Invalid, 1 Unknown, 0 Unchecked, 13.6s Time] [2022-11-25 18:27:03,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4512 states. [2022-11-25 18:27:03,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4512 to 4010. [2022-11-25 18:27:03,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 2907 states have (on average 1.3309253525971791) internal successors, (3869), 2950 states have internal predecessors, (3869), 866 states have call successors, (866), 237 states have call predecessors, (866), 236 states have return successors, (859), 837 states have call predecessors, (859), 859 states have call successors, (859) [2022-11-25 18:27:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 5594 transitions. [2022-11-25 18:27:03,440 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 5594 transitions. Word has length 69 [2022-11-25 18:27:03,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:27:03,441 INFO L495 AbstractCegarLoop]: Abstraction has 4010 states and 5594 transitions. [2022-11-25 18:27:03,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-25 18:27:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 5594 transitions. [2022-11-25 18:27:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-25 18:27:03,456 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:27:03,456 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:27:03,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:27:03,457 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:27:03,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:27:03,458 INFO L85 PathProgramCache]: Analyzing trace with hash 135008033, now seen corresponding path program 1 times [2022-11-25 18:27:03,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:27:03,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723949938] [2022-11-25 18:27:03,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:27:03,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:27:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:03,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:27:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:03,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:27:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:03,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:27:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:03,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:27:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:03,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:27:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:04,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:27:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:04,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:27:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:04,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:27:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:04,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:27:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:27:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:27:04,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:27:04,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723949938] [2022-11-25 18:27:04,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723949938] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:27:04,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:27:04,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:27:04,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802066744] [2022-11-25 18:27:04,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:27:04,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:27:04,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:27:04,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:27:04,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:27:04,067 INFO L87 Difference]: Start difference. First operand 4010 states and 5594 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 18:27:08,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:27:11,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:27:18,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:27:18,730 INFO L93 Difference]: Finished difference Result 12624 states and 17814 transitions. [2022-11-25 18:27:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:27:18,731 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 89 [2022-11-25 18:27:18,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:27:18,814 INFO L225 Difference]: With dead ends: 12624 [2022-11-25 18:27:18,815 INFO L226 Difference]: Without dead ends: 8635 [2022-11-25 18:27:18,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:27:18,847 INFO L413 NwaCegarLoop]: 2745 mSDtfsCounter, 3845 mSDsluCounter, 3488 mSDsCounter, 0 mSdLazyCounter, 2434 mSolverCounterSat, 1300 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4178 SdHoareTripleChecker+Valid, 6233 SdHoareTripleChecker+Invalid, 3735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1300 IncrementalHoareTripleChecker+Valid, 2434 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:27:18,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4178 Valid, 6233 Invalid, 3735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1300 Valid, 2434 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2022-11-25 18:27:18,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8635 states. [2022-11-25 18:27:19,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8635 to 7594. [2022-11-25 18:27:19,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7594 states, 5508 states have (on average 1.3253449527959331) internal successors, (7300), 5589 states have internal predecessors, (7300), 1627 states have call successors, (1627), 459 states have call predecessors, (1627), 458 states have return successors, (1620), 1575 states have call predecessors, (1620), 1620 states have call successors, (1620) [2022-11-25 18:27:19,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7594 states to 7594 states and 10547 transitions. [2022-11-25 18:27:19,409 INFO L78 Accepts]: Start accepts. Automaton has 7594 states and 10547 transitions. Word has length 89 [2022-11-25 18:27:19,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:27:19,412 INFO L495 AbstractCegarLoop]: Abstraction has 7594 states and 10547 transitions. [2022-11-25 18:27:19,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 18:27:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 7594 states and 10547 transitions. [2022-11-25 18:27:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-25 18:27:19,419 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:27:19,419 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:27:19,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 18:27:19,420 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:27:19,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:27:19,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1543835901, now seen corresponding path program 1 times [2022-11-25 18:27:19,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:27:19,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330276447] [2022-11-25 18:27:19,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:27:19,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:27:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:27:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:27:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:27:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:27:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:27:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:27:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:27:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:27:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:19,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-25 18:27:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:20,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 18:27:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:20,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:27:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-25 18:27:20,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:27:20,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330276447] [2022-11-25 18:27:20,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330276447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:27:20,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:27:20,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:27:20,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749796476] [2022-11-25 18:27:20,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:27:20,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:27:20,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:27:20,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:27:20,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:27:20,042 INFO L87 Difference]: Start difference. First operand 7594 states and 10547 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:27:25,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:27:28,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:27:34,859 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 [] [2022-11-25 18:27:43,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:27:43,891 INFO L93 Difference]: Finished difference Result 29632 states and 42837 transitions. [2022-11-25 18:27:43,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:27:43,892 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 97 [2022-11-25 18:27:43,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:27:44,058 INFO L225 Difference]: With dead ends: 29632 [2022-11-25 18:27:44,058 INFO L226 Difference]: Without dead ends: 22059 [2022-11-25 18:27:44,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:27:44,121 INFO L413 NwaCegarLoop]: 2528 mSDtfsCounter, 7796 mSDsluCounter, 4507 mSDsCounter, 0 mSdLazyCounter, 4961 mSolverCounterSat, 3961 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8244 SdHoareTripleChecker+Valid, 7035 SdHoareTripleChecker+Invalid, 8924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3961 IncrementalHoareTripleChecker+Valid, 4961 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:27:44,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8244 Valid, 7035 Invalid, 8924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3961 Valid, 4961 Invalid, 2 Unknown, 0 Unchecked, 22.4s Time] [2022-11-25 18:27:44,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22059 states. [2022-11-25 18:27:45,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22059 to 15018. [2022-11-25 18:27:45,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15018 states, 10898 states have (on average 1.3250137639933932) internal successors, (14440), 11055 states have internal predecessors, (14440), 3207 states have call successors, (3207), 913 states have call predecessors, (3207), 912 states have return successors, (3200), 3109 states have call predecessors, (3200), 3200 states have call successors, (3200) [2022-11-25 18:27:45,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15018 states to 15018 states and 20847 transitions. [2022-11-25 18:27:45,646 INFO L78 Accepts]: Start accepts. Automaton has 15018 states and 20847 transitions. Word has length 97 [2022-11-25 18:27:45,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:27:45,647 INFO L495 AbstractCegarLoop]: Abstraction has 15018 states and 20847 transitions. [2022-11-25 18:27:45,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:27:45,649 INFO L276 IsEmpty]: Start isEmpty. Operand 15018 states and 20847 transitions. [2022-11-25 18:27:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-25 18:27:45,655 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:27:45,655 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:27:45,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 18:27:45,655 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:27:45,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:27:45,656 INFO L85 PathProgramCache]: Analyzing trace with hash 938900729, now seen corresponding path program 1 times [2022-11-25 18:27:45,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:27:45,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056963782] [2022-11-25 18:27:45,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:27:45,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:27:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:27:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:27:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:27:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:27:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:27:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:27:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:27:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:27:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-25 18:27:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:27:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:27:46,161 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:27:46,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:27:46,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056963782] [2022-11-25 18:27:46,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056963782] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:27:46,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:27:46,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:27:46,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018359154] [2022-11-25 18:27:46,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:27:46,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:27:46,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:27:46,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:27:46,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:27:46,166 INFO L87 Difference]: Start difference. First operand 15018 states and 20847 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 18:27:49,453 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 [] [2022-11-25 18:28:01,639 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 [] [2022-11-25 18:28:09,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:28:09,416 INFO L93 Difference]: Finished difference Result 58244 states and 84989 transitions. [2022-11-25 18:28:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:28:09,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 93 [2022-11-25 18:28:09,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:28:09,768 INFO L225 Difference]: With dead ends: 58244 [2022-11-25 18:28:09,769 INFO L226 Difference]: Without dead ends: 43247 [2022-11-25 18:28:09,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:28:09,867 INFO L413 NwaCegarLoop]: 2423 mSDtfsCounter, 7660 mSDsluCounter, 4560 mSDsCounter, 0 mSdLazyCounter, 5022 mSolverCounterSat, 3924 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8097 SdHoareTripleChecker+Valid, 6983 SdHoareTripleChecker+Invalid, 8948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3924 IncrementalHoareTripleChecker+Valid, 5022 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:28:09,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8097 Valid, 6983 Invalid, 8948 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3924 Valid, 5022 Invalid, 2 Unknown, 0 Unchecked, 20.9s Time] [2022-11-25 18:28:09,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43247 states. [2022-11-25 18:28:13,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43247 to 38010. [2022-11-25 18:28:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38010 states, 27614 states have (on average 1.3135366118635474) internal successors, (36272), 27826 states have internal predecessors, (36272), 7991 states have call successors, (7991), 1797 states have call predecessors, (7991), 2404 states have return successors, (10352), 8534 states have call predecessors, (10352), 7984 states have call successors, (10352) [2022-11-25 18:28:13,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38010 states to 38010 states and 54615 transitions. [2022-11-25 18:28:13,340 INFO L78 Accepts]: Start accepts. Automaton has 38010 states and 54615 transitions. Word has length 93 [2022-11-25 18:28:13,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:28:13,341 INFO L495 AbstractCegarLoop]: Abstraction has 38010 states and 54615 transitions. [2022-11-25 18:28:13,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 18:28:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 38010 states and 54615 transitions. [2022-11-25 18:28:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-25 18:28:13,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:28:13,353 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:28:13,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 18:28:13,354 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:28:13,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:28:13,355 INFO L85 PathProgramCache]: Analyzing trace with hash 164125627, now seen corresponding path program 1 times [2022-11-25 18:28:13,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:28:13,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761964879] [2022-11-25 18:28:13,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:28:13,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:28:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:28:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:28:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:28:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:28:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:28:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:28:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:28:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:28:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:28:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:28:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:28:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:28:14,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:28:14,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761964879] [2022-11-25 18:28:14,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761964879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:28:14,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:28:14,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:28:14,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216056115] [2022-11-25 18:28:14,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:28:14,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:28:14,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:28:14,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:28:14,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:28:14,599 INFO L87 Difference]: Start difference. First operand 38010 states and 54615 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:28:30,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:28:30,518 INFO L93 Difference]: Finished difference Result 128267 states and 204048 transitions. [2022-11-25 18:28:30,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:28:30,518 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 92 [2022-11-25 18:28:30,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:28:31,609 INFO L225 Difference]: With dead ends: 128267 [2022-11-25 18:28:31,609 INFO L226 Difference]: Without dead ends: 90278 [2022-11-25 18:28:31,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:28:31,996 INFO L413 NwaCegarLoop]: 2925 mSDtfsCounter, 5969 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 2488 mSolverCounterSat, 2743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6276 SdHoareTripleChecker+Valid, 6864 SdHoareTripleChecker+Invalid, 5231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2743 IncrementalHoareTripleChecker+Valid, 2488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:28:31,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6276 Valid, 6864 Invalid, 5231 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2743 Valid, 2488 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-11-25 18:28:32,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90278 states. [2022-11-25 18:28:38,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90278 to 81930. [2022-11-25 18:28:38,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81930 states, 59682 states have (on average 1.3085519922254616) internal successors, (78097), 60028 states have internal predecessors, (78097), 16759 states have call successors, (16759), 3593 states have call predecessors, (16759), 5488 states have return successors, (29268), 18636 states have call predecessors, (29268), 16752 states have call successors, (29268) [2022-11-25 18:28:40,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81930 states to 81930 states and 124124 transitions. [2022-11-25 18:28:40,163 INFO L78 Accepts]: Start accepts. Automaton has 81930 states and 124124 transitions. Word has length 92 [2022-11-25 18:28:40,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:28:40,164 INFO L495 AbstractCegarLoop]: Abstraction has 81930 states and 124124 transitions. [2022-11-25 18:28:40,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:28:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 81930 states and 124124 transitions. [2022-11-25 18:28:40,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-25 18:28:40,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:28:40,168 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:28:40,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 18:28:40,169 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:28:40,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:28:40,169 INFO L85 PathProgramCache]: Analyzing trace with hash 791505385, now seen corresponding path program 1 times [2022-11-25 18:28:40,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:28:40,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847799352] [2022-11-25 18:28:40,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:28:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:28:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:28:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:28:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:28:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:28:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:28:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:28:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:28:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:28:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:28:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:28:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:28:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:28:41,523 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:28:41,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:28:41,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847799352] [2022-11-25 18:28:41,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847799352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:28:41,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:28:41,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:28:41,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924944352] [2022-11-25 18:28:41,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:28:41,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:28:41,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:28:41,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:28:41,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:28:41,526 INFO L87 Difference]: Start difference. First operand 81930 states and 124124 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:28:45,090 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 [] [2022-11-25 18:29:09,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:29:09,945 INFO L93 Difference]: Finished difference Result 262259 states and 448007 transitions. [2022-11-25 18:29:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:29:09,946 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2022-11-25 18:29:09,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:29:11,958 INFO L225 Difference]: With dead ends: 262259 [2022-11-25 18:29:11,959 INFO L226 Difference]: Without dead ends: 180350 [2022-11-25 18:29:13,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:29:13,302 INFO L413 NwaCegarLoop]: 3007 mSDtfsCounter, 4487 mSDsluCounter, 5458 mSDsCounter, 0 mSdLazyCounter, 3604 mSolverCounterSat, 1493 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4803 SdHoareTripleChecker+Valid, 8465 SdHoareTripleChecker+Invalid, 5098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1493 IncrementalHoareTripleChecker+Valid, 3604 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:29:13,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4803 Valid, 8465 Invalid, 5098 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1493 Valid, 3604 Invalid, 1 Unknown, 0 Unchecked, 15.3s Time] [2022-11-25 18:29:13,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180350 states. [2022-11-25 18:29:26,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180350 to 165707. [2022-11-25 18:29:26,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165707 states, 120683 states have (on average 1.3054116984165127) internal successors, (157541), 121297 states have internal predecessors, (157541), 33751 states have call successors, (33751), 7185 states have call predecessors, (33751), 11272 states have return successors, (74860), 37880 states have call predecessors, (74860), 33744 states have call successors, (74860) [2022-11-25 18:29:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165707 states to 165707 states and 266152 transitions. [2022-11-25 18:29:28,852 INFO L78 Accepts]: Start accepts. Automaton has 165707 states and 266152 transitions. Word has length 93 [2022-11-25 18:29:28,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:29:28,853 INFO L495 AbstractCegarLoop]: Abstraction has 165707 states and 266152 transitions. [2022-11-25 18:29:28,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:29:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 165707 states and 266152 transitions. [2022-11-25 18:29:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-25 18:29:28,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:29:28,857 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:29:28,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 18:29:28,858 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:29:28,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:29:28,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1234553730, now seen corresponding path program 1 times [2022-11-25 18:29:28,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:29:28,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163625392] [2022-11-25 18:29:28,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:29:28,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:29:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:29:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:29:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:29:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:29:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:29:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:29:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:29:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:29:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:29:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:29:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:29:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:29:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:29:29,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:29:29,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163625392] [2022-11-25 18:29:29,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163625392] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:29:29,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:29:29,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:29:29,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143508522] [2022-11-25 18:29:29,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:29:29,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:29:29,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:29:29,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:29:29,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:29:29,447 INFO L87 Difference]: Start difference. First operand 165707 states and 266152 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 18:29:32,801 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 []