./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 571c11c6f0409625a5365ddd11520f6f1824739b70fa0b8a35b203b7dabba441 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:28:37,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:28:37,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:28:37,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:28:37,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:28:37,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:28:37,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:28:37,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:28:37,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:28:37,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:28:37,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:28:37,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:28:37,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:28:37,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:28:37,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:28:37,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:28:37,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:28:37,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:28:37,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:28:37,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:28:37,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:28:37,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:28:37,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:28:37,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:28:37,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:28:37,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:28:37,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:28:37,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:28:37,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:28:37,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:28:37,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:28:37,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:28:37,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:28:37,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:28:37,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:28:37,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:28:37,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:28:37,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:28:37,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:28:37,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:28:37,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:28:37,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 16:28:38,012 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:28:38,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:28:38,012 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:28:38,013 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:28:38,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:28:38,013 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:28:38,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:28:38,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:28:38,014 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:28:38,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:28:38,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:28:38,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:28:38,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:28:38,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:28:38,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:28:38,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:28:38,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:28:38,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:28:38,018 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:28:38,018 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_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 571c11c6f0409625a5365ddd11520f6f1824739b70fa0b8a35b203b7dabba441 [2022-12-13 16:28:38,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:28:38,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:28:38,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:28:38,237 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:28:38,237 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:28:38,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2022-12-13 16:28:40,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:28:41,164 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:28:41,165 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2022-12-13 16:28:41,194 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/data/140cc9f18/9b2193c074e94a93a3065f5ebbb00c52/FLAG3a5eb6501 [2022-12-13 16:28:41,208 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/data/140cc9f18/9b2193c074e94a93a3065f5ebbb00c52 [2022-12-13 16:28:41,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:28:41,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:28:41,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:28:41,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:28:41,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:28:41,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:28:41" (1/1) ... [2022-12-13 16:28:41,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21965a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:41, skipping insertion in model container [2022-12-13 16:28:41,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:28:41" (1/1) ... [2022-12-13 16:28:41,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:28:41,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:28:41,662 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3747] [2022-12-13 16:28:41,662 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3748-3749] [2022-12-13 16:28:41,711 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:28:41,722 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:28:41,808 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 16:28:41,817 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 16:28:41,826 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:28:41,866 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:41,935 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_5e048795-6d80-4f2e-be5f-22fed586caf2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i[117013,117026] [2022-12-13 16:28:41,974 WARN L623 FunctionHandler]: Unknown extern function devm_request_threaded_irq [2022-12-13 16:28:42,000 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-13 16:28:42,068 WARN L623 FunctionHandler]: Unknown extern function clk_prepare [2022-12-13 16:28:42,068 WARN L623 FunctionHandler]: Unknown extern function clk_enable [2022-12-13 16:28:42,069 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-13 16:28:42,072 WARN L623 FunctionHandler]: Unknown extern function clk_disable [2022-12-13 16:28:42,072 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-13 16:28:42,143 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,153 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 16:28:42,155 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 16:28:42,155 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 16:28:42,162 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,163 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,165 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,179 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unmap_request [2022-12-13 16:28:42,188 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,191 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,193 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,195 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,197 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,200 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,202 WARN L623 FunctionHandler]: Unknown extern function iowrite32_rep [2022-12-13 16:28:42,214 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,215 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,216 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,217 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,219 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,221 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,223 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,225 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,228 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,230 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,233 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,235 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,237 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,240 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,241 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,246 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_map_request [2022-12-13 16:28:42,246 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,250 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,258 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:28:42,262 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,273 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,274 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,276 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,281 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,282 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,284 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,295 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,298 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,300 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,313 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,316 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,320 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,322 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,324 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,327 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,333 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,335 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,337 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,338 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,343 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,344 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,352 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,354 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,355 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,357 WARN L623 FunctionHandler]: Unknown extern function ioread32_rep [2022-12-13 16:28:42,361 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,363 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,370 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,373 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,383 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,385 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,388 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,390 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,400 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,400 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,405 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,412 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,417 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,418 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,423 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,429 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,430 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,433 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,435 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,436 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,443 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,446 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,450 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,452 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,453 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,454 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,456 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,457 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,463 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,464 WARN L623 FunctionHandler]: Unknown extern function usb_speed_string [2022-12-13 16:28:42,464 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,465 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,479 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,480 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,481 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,489 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,490 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,491 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,493 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,494 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,494 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,499 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,500 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,500 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,502 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,503 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,504 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,505 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,505 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 16:28:42,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,508 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,508 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,509 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,510 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,512 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,513 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,513 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,517 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,518 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,518 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,519 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,521 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,522 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,527 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,527 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,536 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,537 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,537 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,546 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,547 WARN L623 FunctionHandler]: Unknown extern function phy_init [2022-12-13 16:28:42,547 WARN L623 FunctionHandler]: Unknown extern function phy_power_on [2022-12-13 16:28:42,551 WARN L623 FunctionHandler]: Unknown extern function phy_power_off [2022-12-13 16:28:42,551 WARN L623 FunctionHandler]: Unknown extern function phy_exit [2022-12-13 16:28:42,555 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:28:42,560 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,560 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,561 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,561 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,562 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_enable [2022-12-13 16:28:42,563 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,563 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,568 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_disable [2022-12-13 16:28:42,574 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,586 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,587 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,588 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,589 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,589 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,590 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,591 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,592 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,592 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,595 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,596 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,596 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,596 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,597 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,597 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:42,597 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,598 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,598 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:42,601 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 16:28:42,605 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:42,605 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,605 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,606 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:42,606 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,609 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 16:28:42,616 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,617 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,617 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,618 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,618 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,619 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:42,619 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,620 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,620 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,620 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:42,621 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,621 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:42,625 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 16:28:42,630 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-13 16:28:42,630 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,631 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 16:28:42,632 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,632 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 16:28:42,633 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,633 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 16:28:42,634 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,637 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:42,638 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:42,638 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:42,638 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:42,641 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,641 WARN L623 FunctionHandler]: Unknown extern function devm_phy_get [2022-12-13 16:28:42,642 WARN L623 FunctionHandler]: Unknown extern function devm_usb_get_phy [2022-12-13 16:28:42,642 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,643 WARN L623 FunctionHandler]: Unknown extern function devm_clk_get [2022-12-13 16:28:42,643 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,643 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-13 16:28:42,644 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap_resource [2022-12-13 16:28:42,644 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-12-13 16:28:42,644 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,644 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:28:42,645 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,645 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,647 WARN L623 FunctionHandler]: Unknown extern function devm_regulator_bulk_get [2022-12-13 16:28:42,647 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,648 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_enable [2022-12-13 16:28:42,648 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,648 WARN L623 FunctionHandler]: Unknown extern function phy_init [2022-12-13 16:28:42,648 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,649 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,649 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,650 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_disable [2022-12-13 16:28:42,650 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,650 WARN L623 FunctionHandler]: Unknown extern function usb_add_gadget_udc [2022-12-13 16:28:42,650 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:28:42,655 WARN L623 FunctionHandler]: Unknown extern function usb_del_gadget_udc [2022-12-13 16:28:42,655 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unregister_driver [2022-12-13 16:28:42,656 WARN L623 FunctionHandler]: Unknown extern function phy_exit [2022-12-13 16:28:42,660 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,660 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_disable [2022-12-13 16:28:42,664 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,664 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_enable [2022-12-13 16:28:42,681 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 16:28:42,684 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 16:28:42,684 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 16:28:42,684 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 16:28:42,686 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 16:28:42,687 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 16:28:42,687 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 16:28:42,688 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 16:28:42,688 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 16:28:42,689 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 16:28:42,690 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 16:28:42,695 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-12-13 16:28:42,696 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-12-13 16:28:42,702 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 16:28:42,709 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,710 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,711 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,711 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,711 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,711 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,712 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,713 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,713 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,714 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,720 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:28:42,741 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:28:42,810 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3747] [2022-12-13 16:28:42,810 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3748-3749] [2022-12-13 16:28:42,812 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 16:28:42,812 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 16:28:42,817 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 16:28:42,817 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 16:28:42,818 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 16:28:42,819 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:42,822 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_5e048795-6d80-4f2e-be5f-22fed586caf2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i[117013,117026] [2022-12-13 16:28:42,823 WARN L623 FunctionHandler]: Unknown extern function devm_request_threaded_irq [2022-12-13 16:28:42,824 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-13 16:28:42,825 WARN L623 FunctionHandler]: Unknown extern function clk_prepare [2022-12-13 16:28:42,826 WARN L623 FunctionHandler]: Unknown extern function clk_enable [2022-12-13 16:28:42,826 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-13 16:28:42,826 WARN L623 FunctionHandler]: Unknown extern function clk_disable [2022-12-13 16:28:42,827 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-13 16:28:42,836 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,838 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 16:28:42,839 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 16:28:42,839 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 16:28:42,841 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,841 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,842 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,844 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unmap_request [2022-12-13 16:28:42,847 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,848 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,849 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,851 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,853 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,854 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,855 WARN L623 FunctionHandler]: Unknown extern function iowrite32_rep [2022-12-13 16:28:42,858 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,858 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,859 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,859 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,860 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,861 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,862 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,863 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,864 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,865 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,866 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,867 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,868 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,869 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,870 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,871 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_map_request [2022-12-13 16:28:42,871 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,874 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,877 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:28:42,879 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,880 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,881 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,881 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,882 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,882 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,884 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,886 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,888 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,888 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,891 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,892 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,893 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,894 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,896 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,898 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,900 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,900 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,901 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,905 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,906 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,906 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,907 WARN L623 FunctionHandler]: Unknown extern function ioread32_rep [2022-12-13 16:28:42,907 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,908 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,909 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,911 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,912 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,913 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,913 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,914 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,931 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,932 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,933 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,934 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,936 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,937 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,937 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,939 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,941 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,942 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,943 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,944 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,945 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,946 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,949 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,952 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,953 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,954 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,955 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,956 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,957 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,958 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,958 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,959 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,961 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,962 WARN L623 FunctionHandler]: Unknown extern function usb_speed_string [2022-12-13 16:28:42,962 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,963 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,969 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,969 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,970 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,973 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,974 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,974 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,976 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,976 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,977 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 16:28:42,979 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,979 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,980 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,981 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,983 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,984 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,985 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 16:28:42,986 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,987 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,987 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:42,988 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,989 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,990 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,990 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,991 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:42,995 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,995 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:42,996 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:42,997 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:42,998 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,000 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:43,001 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:43,004 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,004 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,005 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:43,009 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,012 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,012 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 16:28:43,017 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:43,017 WARN L623 FunctionHandler]: Unknown extern function phy_init [2022-12-13 16:28:43,017 WARN L623 FunctionHandler]: Unknown extern function phy_power_on [2022-12-13 16:28:43,019 WARN L623 FunctionHandler]: Unknown extern function phy_power_off [2022-12-13 16:28:43,019 WARN L623 FunctionHandler]: Unknown extern function phy_exit [2022-12-13 16:28:43,021 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:43,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 16:28:43,022 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,022 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,023 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,023 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 16:28:43,024 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_enable [2022-12-13 16:28:43,024 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,024 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,025 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_disable [2022-12-13 16:28:43,027 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 16:28:43,031 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,032 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,033 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,034 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,034 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,034 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,035 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,036 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,036 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,037 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,037 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,038 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,038 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,038 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,038 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:43,039 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,039 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,039 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:43,040 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 16:28:43,041 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:43,041 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,041 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,041 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:43,041 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,042 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 16:28:43,044 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,044 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,045 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,045 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,045 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,045 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:43,046 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,046 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,046 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,047 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 16:28:43,047 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,047 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 16:28:43,048 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 16:28:43,048 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-13 16:28:43,049 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,049 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 16:28:43,049 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,049 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 16:28:43,050 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,050 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 16:28:43,051 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,052 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:43,052 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:43,052 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:43,052 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 16:28:43,053 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,053 WARN L623 FunctionHandler]: Unknown extern function devm_phy_get [2022-12-13 16:28:43,053 WARN L623 FunctionHandler]: Unknown extern function devm_usb_get_phy [2022-12-13 16:28:43,054 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,054 WARN L623 FunctionHandler]: Unknown extern function devm_clk_get [2022-12-13 16:28:43,054 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,054 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-13 16:28:43,055 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap_resource [2022-12-13 16:28:43,055 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-12-13 16:28:43,055 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,055 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 16:28:43,056 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,056 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,056 WARN L623 FunctionHandler]: Unknown extern function devm_regulator_bulk_get [2022-12-13 16:28:43,056 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,056 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_enable [2022-12-13 16:28:43,057 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,057 WARN L623 FunctionHandler]: Unknown extern function phy_init [2022-12-13 16:28:43,058 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,058 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,059 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,059 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_disable [2022-12-13 16:28:43,060 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 16:28:43,060 WARN L623 FunctionHandler]: Unknown extern function usb_add_gadget_udc [2022-12-13 16:28:43,060 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 16:28:43,061 WARN L623 FunctionHandler]: Unknown extern function usb_del_gadget_udc [2022-12-13 16:28:43,061 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unregister_driver [2022-12-13 16:28:43,062 WARN L623 FunctionHandler]: Unknown extern function phy_exit [2022-12-13 16:28:43,062 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,063 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_disable [2022-12-13 16:28:43,064 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 16:28:43,064 WARN L623 FunctionHandler]: Unknown extern function regulator_bulk_enable [2022-12-13 16:28:43,067 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 16:28:43,068 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 16:28:43,076 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 16:28:43,076 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 16:28:43,078 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 16:28:43,078 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 16:28:43,079 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 16:28:43,079 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 16:28:43,080 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 16:28:43,080 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 16:28:43,082 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 16:28:43,083 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-12-13 16:28:43,083 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-12-13 16:28:43,084 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 16:28:43,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,087 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,087 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,087 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,089 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,091 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 16:28:43,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:28:43,144 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:28:43,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43 WrapperNode [2022-12-13 16:28:43,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:28:43,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:28:43,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:28:43,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:28:43,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,311 INFO L138 Inliner]: procedures = 245, calls = 3258, calls flagged for inlining = 96, calls inlined = 88, statements flattened = 4862 [2022-12-13 16:28:43,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:28:43,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:28:43,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:28:43,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:28:43,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,441 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:28:43,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:28:43,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:28:43,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:28:43,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (1/1) ... [2022-12-13 16:28:43,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:28:43,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:28:43,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:28:43,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:28:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_resume [2022-12-13 16:28:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_resume [2022-12-13 16:28:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_complete_request [2022-12-13 16:28:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_complete_request [2022-12-13 16:28:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_pullup [2022-12-13 16:28:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_pullup [2022-12-13 16:28:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2022-12-13 16:28:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2022-12-13 16:28:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_phy_disable [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_phy_disable [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-12-13 16:28:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure ep_open [2022-12-13 16:28:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_open [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_disconnect [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_disconnect [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 16:28:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_write_fifo [2022-12-13 16:28:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_write_fifo [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure __orr32 [2022-12-13 16:28:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __orr32 [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_read_frameno [2022-12-13 16:28:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_read_frameno [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure our_ep [2022-12-13 16:28:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure our_ep [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_dump [2022-12-13 16:28:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_dump [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_core_init [2022-12-13 16:28:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_core_init [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2022-12-13 16:28:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:28:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure to_hsotg [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure to_hsotg [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_enqueue_setup [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_enqueue_setup [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_udc_start [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_udc_start [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-13 16:28:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-13 16:28:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_probe [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_probe [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure our_req [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure our_req [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure ep_from_windex [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_from_windex [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_udc_stop [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_udc_stop [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-12-13 16:28:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_process_req_feature [2022-12-13 16:28:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_process_req_feature [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_enable [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_enable [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_queue [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_queue [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure get_ep_head [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ep_head [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_open [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_open [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure phy_exit [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_exit [2022-12-13 16:28:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-12-13 16:28:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_alloc_request [2022-12-13 16:28:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_alloc_request [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_init_fifo [2022-12-13 16:28:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_init_fifo [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 16:28:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_send_reply [2022-12-13 16:28:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_send_reply [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2022-12-13 16:28:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_free_request [2022-12-13 16:28:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_free_request [2022-12-13 16:28:43,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_init [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_init [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep0_mps [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep0_mps [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_sethalt_lock [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_sethalt_lock [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_complete_setup [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_complete_setup [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_process_control [2022-12-13 16:28:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_process_control [2022-12-13 16:28:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_txfifo_flush [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_txfifo_flush [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_sethalt [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_sethalt [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_disable [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_disable [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_corereset [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_corereset [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 16:28:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_gadget_getframe [2022-12-13 16:28:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_gadget_getframe [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure state_open [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure state_open [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure __bic32 [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __bic32 [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 16:28:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ctrl_epint [2022-12-13 16:28:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ctrl_epint [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_en_gsint [2022-12-13 16:28:43,542 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_en_gsint [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-12-13 16:28:43,542 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 16:28:43,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_set_ep_maxpacket [2022-12-13 16:28:43,542 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_set_ep_maxpacket [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:28:43,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 16:28:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_phy_enable [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_phy_enable [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure kill_all_requests [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_all_requests [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_remove [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_remove [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 16:28:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure using_dma [2022-12-13 16:28:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure using_dma [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_dequeue [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_dequeue [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_start_req [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_start_req [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 16:28:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:28:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 16:28:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 16:28:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_stall_ep0 [2022-12-13 16:28:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_stall_ep0 [2022-12-13 16:28:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:28:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:28:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 16:28:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 16:28:44,068 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:28:44,071 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:28:44,685 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 16:28:47,947 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:28:47,966 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:28:47,966 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 16:28:47,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:28:47 BoogieIcfgContainer [2022-12-13 16:28:47,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:28:47,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:28:47,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:28:47,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:28:47,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:28:41" (1/3) ... [2022-12-13 16:28:47,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67bd6ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:28:47, skipping insertion in model container [2022-12-13 16:28:47,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:28:43" (2/3) ... [2022-12-13 16:28:47,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67bd6ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:28:47, skipping insertion in model container [2022-12-13 16:28:47,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:28:47" (3/3) ... [2022-12-13 16:28:47,978 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2022-12-13 16:28:47,991 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:28:47,991 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 16:28:48,048 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:28:48,053 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;@14c2dd35, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:28:48,053 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 16:28:48,060 INFO L276 IsEmpty]: Start isEmpty. Operand has 1819 states, 1228 states have (on average 1.3192182410423452) internal successors, (1620), 1267 states have internal predecessors, (1620), 494 states have call successors, (494), 97 states have call predecessors, (494), 96 states have return successors, (486), 483 states have call predecessors, (486), 486 states have call successors, (486) [2022-12-13 16:28:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-13 16:28:48,070 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:28:48,070 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:28:48,071 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:28:48,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:28:48,074 INFO L85 PathProgramCache]: Analyzing trace with hash -875404968, now seen corresponding path program 1 times [2022-12-13 16:28:48,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:28:48,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772332916] [2022-12-13 16:28:48,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:28:48,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:28:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:28:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:28:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:28:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:28:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:28:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:28:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:28:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:28:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:28:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:28:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-12-13 16:28:48,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:28:48,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772332916] [2022-12-13 16:28:48,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772332916] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:28:48,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:28:48,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 16:28:48,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578701902] [2022-12-13 16:28:48,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:28:48,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 16:28:48,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:28:48,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 16:28:48,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:28:48,748 INFO L87 Difference]: Start difference. First operand has 1819 states, 1228 states have (on average 1.3192182410423452) internal successors, (1620), 1267 states have internal predecessors, (1620), 494 states have call successors, (494), 97 states have call predecessors, (494), 96 states have return successors, (486), 483 states have call predecessors, (486), 486 states have call successors, (486) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-12-13 16:28:56,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:28:56,723 INFO L93 Difference]: Finished difference Result 5634 states and 8289 transitions. [2022-12-13 16:28:56,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 16:28:56,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 79 [2022-12-13 16:28:56,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:28:56,757 INFO L225 Difference]: With dead ends: 5634 [2022-12-13 16:28:56,757 INFO L226 Difference]: Without dead ends: 3779 [2022-12-13 16:28:56,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:28:56,773 INFO L413 NwaCegarLoop]: 2268 mSDtfsCounter, 4299 mSDsluCounter, 3515 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 2976 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4615 SdHoareTripleChecker+Valid, 5783 SdHoareTripleChecker+Invalid, 6529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2976 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-12-13 16:28:56,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4615 Valid, 5783 Invalid, 6529 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2976 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-12-13 16:28:56,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3779 states. [2022-12-13 16:28:56,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3779 to 3515. [2022-12-13 16:28:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 2378 states have (on average 1.3095037846930193) internal successors, (3114), 2435 states have internal predecessors, (3114), 947 states have call successors, (947), 190 states have call predecessors, (947), 189 states have return successors, (946), 939 states have call predecessors, (946), 946 states have call successors, (946) [2022-12-13 16:28:57,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 5007 transitions. [2022-12-13 16:28:57,014 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 5007 transitions. Word has length 79 [2022-12-13 16:28:57,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:28:57,015 INFO L495 AbstractCegarLoop]: Abstraction has 3515 states and 5007 transitions. [2022-12-13 16:28:57,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-12-13 16:28:57,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 5007 transitions. [2022-12-13 16:28:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-13 16:28:57,025 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:28:57,025 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:28:57,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 16:28:57,025 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:28:57,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:28:57,026 INFO L85 PathProgramCache]: Analyzing trace with hash 185897744, now seen corresponding path program 1 times [2022-12-13 16:28:57,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:28:57,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061142366] [2022-12-13 16:28:57,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:28:57,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:28:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:28:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:28:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:28:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:28:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:28:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:28:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:28:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:28:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:28:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:28:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:28:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:28:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:28:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:28:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:28:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:28:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:28:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:28:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:28:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:28:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:28:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:28:57,564 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2022-12-13 16:28:57,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:28:57,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061142366] [2022-12-13 16:28:57,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061142366] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:28:57,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:28:57,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 16:28:57,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478448691] [2022-12-13 16:28:57,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:28:57,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 16:28:57,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:28:57,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 16:28:57,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:28:57,567 INFO L87 Difference]: Start difference. First operand 3515 states and 5007 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-12-13 16:29:05,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:29:05,563 INFO L93 Difference]: Finished difference Result 5869 states and 8412 transitions. [2022-12-13 16:29:05,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 16:29:05,563 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 165 [2022-12-13 16:29:05,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:29:05,589 INFO L225 Difference]: With dead ends: 5869 [2022-12-13 16:29:05,589 INFO L226 Difference]: Without dead ends: 5866 [2022-12-13 16:29:05,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:29:05,592 INFO L413 NwaCegarLoop]: 2628 mSDtfsCounter, 2976 mSDsluCounter, 3456 mSDsCounter, 0 mSdLazyCounter, 3379 mSolverCounterSat, 2104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3200 SdHoareTripleChecker+Valid, 6084 SdHoareTripleChecker+Invalid, 5483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2104 IncrementalHoareTripleChecker+Valid, 3379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-12-13 16:29:05,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3200 Valid, 6084 Invalid, 5483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2104 Valid, 3379 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2022-12-13 16:29:05,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5866 states. [2022-12-13 16:29:05,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5866 to 5499. [2022-12-13 16:29:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5499 states, 3698 states have (on average 1.2915089237425637) internal successors, (4776), 3797 states have internal predecessors, (4776), 1477 states have call successors, (1477), 320 states have call predecessors, (1477), 323 states have return successors, (1527), 1459 states have call predecessors, (1527), 1476 states have call successors, (1527) [2022-12-13 16:29:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5499 states to 5499 states and 7780 transitions. [2022-12-13 16:29:05,799 INFO L78 Accepts]: Start accepts. Automaton has 5499 states and 7780 transitions. Word has length 165 [2022-12-13 16:29:05,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:05,800 INFO L495 AbstractCegarLoop]: Abstraction has 5499 states and 7780 transitions. [2022-12-13 16:29:05,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-12-13 16:29:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 5499 states and 7780 transitions. [2022-12-13 16:29:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-13 16:29:05,808 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:05,809 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:05,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 16:29:05,809 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:29:05,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:05,810 INFO L85 PathProgramCache]: Analyzing trace with hash -539544179, now seen corresponding path program 1 times [2022-12-13 16:29:05,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:05,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987676223] [2022-12-13 16:29:05,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:05,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:29:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:29:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:29:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:29:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:29:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:29:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:29:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:29:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:29:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 16:29:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 16:29:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:29:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 16:29:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 16:29:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:29:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 16:29:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 16:29:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 16:29:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 16:29:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 16:29:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 16:29:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2022-12-13 16:29:06,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:06,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987676223] [2022-12-13 16:29:06,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987676223] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:06,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:29:06,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:29:06,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389549798] [2022-12-13 16:29:06,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:06,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:29:06,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:06,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:29:06,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:29:06,301 INFO L87 Difference]: Start difference. First operand 5499 states and 7780 transitions. Second operand has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 16:29:18,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:29:18,872 INFO L93 Difference]: Finished difference Result 17124 states and 24429 transitions. [2022-12-13 16:29:18,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 16:29:18,873 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 206 [2022-12-13 16:29:18,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:29:18,939 INFO L225 Difference]: With dead ends: 17124 [2022-12-13 16:29:18,939 INFO L226 Difference]: Without dead ends: 11652 [2022-12-13 16:29:18,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-12-13 16:29:18,961 INFO L413 NwaCegarLoop]: 2280 mSDtfsCounter, 4873 mSDsluCounter, 3930 mSDsCounter, 0 mSdLazyCounter, 8096 mSolverCounterSat, 3952 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5243 SdHoareTripleChecker+Valid, 6210 SdHoareTripleChecker+Invalid, 12048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3952 IncrementalHoareTripleChecker+Valid, 8096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:29:18,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5243 Valid, 6210 Invalid, 12048 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3952 Valid, 8096 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2022-12-13 16:29:18,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11652 states. [2022-12-13 16:29:19,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11652 to 10776. [2022-12-13 16:29:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10776 states, 7229 states have (on average 1.290496610872873) internal successors, (9329), 7422 states have internal predecessors, (9329), 2906 states have call successors, (2906), 615 states have call predecessors, (2906), 640 states have return successors, (3019), 2894 states have call predecessors, (3019), 2905 states have call successors, (3019) [2022-12-13 16:29:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10776 states to 10776 states and 15254 transitions. [2022-12-13 16:29:19,552 INFO L78 Accepts]: Start accepts. Automaton has 10776 states and 15254 transitions. Word has length 206 [2022-12-13 16:29:19,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:19,553 INFO L495 AbstractCegarLoop]: Abstraction has 10776 states and 15254 transitions. [2022-12-13 16:29:19,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 16:29:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 10776 states and 15254 transitions. [2022-12-13 16:29:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-12-13 16:29:19,591 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:19,592 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:19,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 16:29:19,592 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:29:19,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:19,592 INFO L85 PathProgramCache]: Analyzing trace with hash 591088998, now seen corresponding path program 1 times [2022-12-13 16:29:19,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:19,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096862147] [2022-12-13 16:29:19,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:19,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:29:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:29:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:29:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:29:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:29:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:29:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:29:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:29:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:29:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 16:29:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 16:29:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 16:29:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 16:29:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:19,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:29:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 16:29:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 16:29:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-12-13 16:29:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 16:29:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 16:29:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 16:29:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 16:29:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 16:29:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-13 16:29:20,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:20,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096862147] [2022-12-13 16:29:20,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096862147] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:20,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:29:20,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:29:20,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291787019] [2022-12-13 16:29:20,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:20,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:29:20,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:20,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:29:20,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:29:20,064 INFO L87 Difference]: Start difference. First operand 10776 states and 15254 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 16:29:30,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:29:30,571 INFO L93 Difference]: Finished difference Result 31310 states and 44654 transitions. [2022-12-13 16:29:30,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 16:29:30,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 216 [2022-12-13 16:29:30,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:29:30,658 INFO L225 Difference]: With dead ends: 31310 [2022-12-13 16:29:30,659 INFO L226 Difference]: Without dead ends: 20570 [2022-12-13 16:29:30,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-12-13 16:29:30,692 INFO L413 NwaCegarLoop]: 1472 mSDtfsCounter, 6837 mSDsluCounter, 3008 mSDsCounter, 0 mSdLazyCounter, 6396 mSolverCounterSat, 5215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7216 SdHoareTripleChecker+Valid, 4480 SdHoareTripleChecker+Invalid, 11611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5215 IncrementalHoareTripleChecker+Valid, 6396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-12-13 16:29:30,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7216 Valid, 4480 Invalid, 11611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5215 Valid, 6396 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2022-12-13 16:29:30,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20570 states. [2022-12-13 16:29:31,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20570 to 19038. [2022-12-13 16:29:31,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19038 states, 12790 states have (on average 1.29147771696638) internal successors, (16518), 13130 states have internal predecessors, (16518), 5115 states have call successors, (5115), 1088 states have call predecessors, (5115), 1132 states have return successors, (5321), 5094 states have call predecessors, (5321), 5114 states have call successors, (5321) [2022-12-13 16:29:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19038 states to 19038 states and 26954 transitions. [2022-12-13 16:29:31,532 INFO L78 Accepts]: Start accepts. Automaton has 19038 states and 26954 transitions. Word has length 216 [2022-12-13 16:29:31,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:31,533 INFO L495 AbstractCegarLoop]: Abstraction has 19038 states and 26954 transitions. [2022-12-13 16:29:31,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 16:29:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 19038 states and 26954 transitions. [2022-12-13 16:29:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-12-13 16:29:31,557 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:31,558 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:31,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 16:29:31,558 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:29:31,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:31,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1570380214, now seen corresponding path program 1 times [2022-12-13 16:29:31,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:31,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656263567] [2022-12-13 16:29:31,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:31,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:29:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:29:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:29:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:29:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:29:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:29:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:29:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:29:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:29:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:29:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:29:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 16:29:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 16:29:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 16:29:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:29:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 16:29:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 16:29:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:29:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 16:29:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 16:29:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 16:29:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 16:29:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-13 16:29:31,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:31,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656263567] [2022-12-13 16:29:31,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656263567] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:31,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:29:31,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 16:29:31,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829139028] [2022-12-13 16:29:31,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:31,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:29:31,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:31,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:29:31,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 16:29:31,955 INFO L87 Difference]: Start difference. First operand 19038 states and 26954 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 16:29:40,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:29:40,608 INFO L93 Difference]: Finished difference Result 39558 states and 56339 transitions. [2022-12-13 16:29:40,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 16:29:40,609 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 227 [2022-12-13 16:29:40,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:29:40,666 INFO L225 Difference]: With dead ends: 39558 [2022-12-13 16:29:40,666 INFO L226 Difference]: Without dead ends: 20564 [2022-12-13 16:29:40,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-13 16:29:40,701 INFO L413 NwaCegarLoop]: 1300 mSDtfsCounter, 2511 mSDsluCounter, 2913 mSDsCounter, 0 mSdLazyCounter, 4982 mSolverCounterSat, 2073 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2726 SdHoareTripleChecker+Valid, 4213 SdHoareTripleChecker+Invalid, 7055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2073 IncrementalHoareTripleChecker+Valid, 4982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-12-13 16:29:40,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2726 Valid, 4213 Invalid, 7055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2073 Valid, 4982 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2022-12-13 16:29:40,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20564 states. [2022-12-13 16:29:41,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20564 to 19025. [2022-12-13 16:29:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19025 states, 12777 states have (on average 1.2914612193785708) internal successors, (16501), 13119 states have internal predecessors, (16501), 5115 states have call successors, (5115), 1088 states have call predecessors, (5115), 1132 states have return successors, (5321), 5092 states have call predecessors, (5321), 5114 states have call successors, (5321) [2022-12-13 16:29:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19025 states to 19025 states and 26937 transitions. [2022-12-13 16:29:41,450 INFO L78 Accepts]: Start accepts. Automaton has 19025 states and 26937 transitions. Word has length 227 [2022-12-13 16:29:41,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:41,450 INFO L495 AbstractCegarLoop]: Abstraction has 19025 states and 26937 transitions. [2022-12-13 16:29:41,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 16:29:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 19025 states and 26937 transitions. [2022-12-13 16:29:41,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-13 16:29:41,470 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:41,470 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:41,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 16:29:41,471 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:29:41,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:41,471 INFO L85 PathProgramCache]: Analyzing trace with hash -459809095, now seen corresponding path program 1 times [2022-12-13 16:29:41,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:41,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600913413] [2022-12-13 16:29:41,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:41,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:29:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:29:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:29:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:29:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:29:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:29:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:29:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:29:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:29:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:29:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:29:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:29:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:29:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:29:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:29:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:29:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:29:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:29:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:29:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:29:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:29:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:29:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 16:29:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 16:29:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 16:29:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 16:29:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 16:29:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 16:29:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 16:29:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-12-13 16:29:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 16:29:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 16:29:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-12-13 16:29:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:42,297 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2022-12-13 16:29:42,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:42,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600913413] [2022-12-13 16:29:42,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600913413] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:42,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:29:42,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 16:29:42,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607972749] [2022-12-13 16:29:42,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:42,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 16:29:42,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:42,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 16:29:42,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 16:29:42,300 INFO L87 Difference]: Start difference. First operand 19025 states and 26937 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (46), 5 states have call predecessors, (46), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 16:29:51,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:29:51,351 INFO L93 Difference]: Finished difference Result 39615 states and 56848 transitions. [2022-12-13 16:29:51,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 16:29:51,352 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (46), 5 states have call predecessors, (46), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 294 [2022-12-13 16:29:51,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:29:51,418 INFO L225 Difference]: With dead ends: 39615 [2022-12-13 16:29:51,418 INFO L226 Difference]: Without dead ends: 20638 [2022-12-13 16:29:51,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:29:51,485 INFO L413 NwaCegarLoop]: 1315 mSDtfsCounter, 2534 mSDsluCounter, 4112 mSDsCounter, 0 mSdLazyCounter, 6462 mSolverCounterSat, 2083 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2751 SdHoareTripleChecker+Valid, 5427 SdHoareTripleChecker+Invalid, 8545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2083 IncrementalHoareTripleChecker+Valid, 6462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:29:51,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2751 Valid, 5427 Invalid, 8545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2083 Valid, 6462 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-12-13 16:29:51,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20638 states. [2022-12-13 16:29:52,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20638 to 19039. [2022-12-13 16:29:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19039 states, 12791 states have (on average 1.2911422093659604) internal successors, (16515), 13133 states have internal predecessors, (16515), 5115 states have call successors, (5115), 1088 states have call predecessors, (5115), 1132 states have return successors, (5321), 5092 states have call predecessors, (5321), 5114 states have call successors, (5321) [2022-12-13 16:29:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19039 states to 19039 states and 26951 transitions. [2022-12-13 16:29:52,174 INFO L78 Accepts]: Start accepts. Automaton has 19039 states and 26951 transitions. Word has length 294 [2022-12-13 16:29:52,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:52,175 INFO L495 AbstractCegarLoop]: Abstraction has 19039 states and 26951 transitions. [2022-12-13 16:29:52,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (46), 5 states have call predecessors, (46), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 16:29:52,175 INFO L276 IsEmpty]: Start isEmpty. Operand 19039 states and 26951 transitions. [2022-12-13 16:29:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-13 16:29:52,194 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:52,194 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:52,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 16:29:52,194 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:29:52,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:52,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1469123131, now seen corresponding path program 1 times [2022-12-13 16:29:52,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:52,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449915114] [2022-12-13 16:29:52,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:52,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:29:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:29:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:29:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:29:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:29:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:29:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:29:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:29:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:29:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:29:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:29:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:29:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:29:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:29:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:29:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:29:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:29:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:29:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:29:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:29:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:29:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:29:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 16:29:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 16:29:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 16:29:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 16:29:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-12-13 16:29:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 16:29:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 16:29:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-12-13 16:29:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 16:29:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 16:29:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-12-13 16:29:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2022-12-13 16:29:52,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:52,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449915114] [2022-12-13 16:29:52,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449915114] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:29:52,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043684841] [2022-12-13 16:29:52,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:52,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:29:52,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:29:52,721 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:29:52,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 16:29:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:53,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 5331 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:29:53,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:29:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2022-12-13 16:29:53,669 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:29:53,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043684841] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:53,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:29:53,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-12-13 16:29:53,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624279191] [2022-12-13 16:29:53,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:53,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:29:53,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:53,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:29:53,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:29:53,671 INFO L87 Difference]: Start difference. First operand 19039 states and 26951 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 16:29:54,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:29:54,276 INFO L93 Difference]: Finished difference Result 38065 states and 54243 transitions. [2022-12-13 16:29:54,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:29:54,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 294 [2022-12-13 16:29:54,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:29:54,328 INFO L225 Difference]: With dead ends: 38065 [2022-12-13 16:29:54,329 INFO L226 Difference]: Without dead ends: 19074 [2022-12-13 16:29:54,370 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 16:29:54,370 INFO L413 NwaCegarLoop]: 2560 mSDtfsCounter, 3 mSDsluCounter, 2553 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5113 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:29:54,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5113 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:29:54,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19074 states. [2022-12-13 16:29:54,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19074 to 19046. [2022-12-13 16:29:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19046 states, 12798 states have (on average 1.2909829660884513) internal successors, (16522), 13140 states have internal predecessors, (16522), 5115 states have call successors, (5115), 1088 states have call predecessors, (5115), 1132 states have return successors, (5321), 5092 states have call predecessors, (5321), 5114 states have call successors, (5321) [2022-12-13 16:29:55,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19046 states to 19046 states and 26958 transitions. [2022-12-13 16:29:55,030 INFO L78 Accepts]: Start accepts. Automaton has 19046 states and 26958 transitions. Word has length 294 [2022-12-13 16:29:55,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:29:55,030 INFO L495 AbstractCegarLoop]: Abstraction has 19046 states and 26958 transitions. [2022-12-13 16:29:55,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 16:29:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 19046 states and 26958 transitions. [2022-12-13 16:29:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-12-13 16:29:55,047 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:29:55,047 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:29:55,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:29:55,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:29:55,249 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:29:55,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:29:55,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1668824362, now seen corresponding path program 1 times [2022-12-13 16:29:55,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:29:55,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564551793] [2022-12-13 16:29:55,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:29:55,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:29:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:29:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:29:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:29:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:29:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:29:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:29:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:29:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:29:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:29:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:29:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:29:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:29:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:29:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:29:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:29:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:29:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:29:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:29:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:29:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:29:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 16:29:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:29:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 16:29:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 16:29:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:29:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 16:29:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 16:29:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-12-13 16:29:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 16:29:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:29:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-12-13 16:29:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 16:29:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 16:29:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-12-13 16:29:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:29:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2022-12-13 16:29:56,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:29:56,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564551793] [2022-12-13 16:29:56,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564551793] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:29:56,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:29:56,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 16:29:56,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40111965] [2022-12-13 16:29:56,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:29:56,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 16:29:56,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:29:56,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 16:29:56,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 16:29:56,558 INFO L87 Difference]: Start difference. First operand 19046 states and 26958 transitions. Second operand has 9 states, 8 states have (on average 16.625) internal successors, (133), 6 states have internal predecessors, (133), 4 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-13 16:30:07,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:07,517 INFO L93 Difference]: Finished difference Result 35224 states and 50281 transitions. [2022-12-13 16:30:07,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 16:30:07,518 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 16.625) internal successors, (133), 6 states have internal predecessors, (133), 4 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 285 [2022-12-13 16:30:07,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:07,559 INFO L225 Difference]: With dead ends: 35224 [2022-12-13 16:30:07,559 INFO L226 Difference]: Without dead ends: 16226 [2022-12-13 16:30:07,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-12-13 16:30:07,595 INFO L413 NwaCegarLoop]: 1023 mSDtfsCounter, 2115 mSDsluCounter, 4760 mSDsCounter, 0 mSdLazyCounter, 8954 mSolverCounterSat, 1705 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2306 SdHoareTripleChecker+Valid, 5783 SdHoareTripleChecker+Invalid, 10659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1705 IncrementalHoareTripleChecker+Valid, 8954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:07,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2306 Valid, 5783 Invalid, 10659 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1705 Valid, 8954 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2022-12-13 16:30:07,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16226 states. [2022-12-13 16:30:08,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16226 to 14980. [2022-12-13 16:30:08,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14980 states, 10115 states have (on average 1.2856154226396441) internal successors, (13004), 10371 states have internal predecessors, (13004), 3938 states have call successors, (3938), 907 states have call predecessors, (3938), 926 states have return successors, (4088), 3915 states have call predecessors, (4088), 3937 states have call successors, (4088) [2022-12-13 16:30:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14980 states to 14980 states and 21030 transitions. [2022-12-13 16:30:08,108 INFO L78 Accepts]: Start accepts. Automaton has 14980 states and 21030 transitions. Word has length 285 [2022-12-13 16:30:08,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:08,108 INFO L495 AbstractCegarLoop]: Abstraction has 14980 states and 21030 transitions. [2022-12-13 16:30:08,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 16.625) internal successors, (133), 6 states have internal predecessors, (133), 4 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-13 16:30:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 14980 states and 21030 transitions. [2022-12-13 16:30:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2022-12-13 16:30:08,132 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:08,132 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 8, 8, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:08,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 16:30:08,132 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:08,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:08,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1959830836, now seen corresponding path program 1 times [2022-12-13 16:30:08,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:08,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943506111] [2022-12-13 16:30:08,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:08,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:30:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:30:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:30:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:30:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:30:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:30:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:30:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:30:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:30:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:30:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:30:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:30:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:30:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 16:30:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 16:30:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 16:30:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 16:30:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 16:30:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-12-13 16:30:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 16:30:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 16:30:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 16:30:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 16:30:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-12-13 16:30:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 16:30:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 16:30:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-12-13 16:30:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:08,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-12-13 16:30:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-12-13 16:30:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-12-13 16:30:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-12-13 16:30:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 16:30:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-12-13 16:30:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-12-13 16:30:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-12-13 16:30:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-12-13 16:30:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:30:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:30:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-12-13 16:30:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 16:30:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-12-13 16:30:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-12-13 16:30:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-12-13 16:30:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2022-12-13 16:30:09,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:09,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943506111] [2022-12-13 16:30:09,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943506111] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:09,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248849563] [2022-12-13 16:30:09,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:09,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:09,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:09,113 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:09,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 16:30:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:10,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 6215 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:30:10,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked. [2022-12-13 16:30:10,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:30:10,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248849563] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:30:10,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:30:10,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2022-12-13 16:30:10,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991643228] [2022-12-13 16:30:10,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:30:10,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:30:10,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:10,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:30:10,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:30:10,158 INFO L87 Difference]: Start difference. First operand 14980 states and 21030 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 3 states have call successors, (67), 3 states have call predecessors, (67), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-12-13 16:30:10,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:10,815 INFO L93 Difference]: Finished difference Result 38489 states and 53979 transitions. [2022-12-13 16:30:10,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:30:10,816 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 3 states have call successors, (67), 3 states have call predecessors, (67), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 451 [2022-12-13 16:30:10,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:10,869 INFO L225 Difference]: With dead ends: 38489 [2022-12-13 16:30:10,869 INFO L226 Difference]: Without dead ends: 23557 [2022-12-13 16:30:10,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:30:10,895 INFO L413 NwaCegarLoop]: 2642 mSDtfsCounter, 2065 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2065 SdHoareTripleChecker+Valid, 4698 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:10,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2065 Valid, 4698 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:30:10,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23557 states. [2022-12-13 16:30:11,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23557 to 23550. [2022-12-13 16:30:11,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23550 states, 15887 states have (on average 1.2839428463523637) internal successors, (20398), 16285 states have internal predecessors, (20398), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1476 states have return successors, (6402), 6155 states have call predecessors, (6402), 6185 states have call successors, (6402) [2022-12-13 16:30:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23550 states to 23550 states and 32986 transitions. [2022-12-13 16:30:11,654 INFO L78 Accepts]: Start accepts. Automaton has 23550 states and 32986 transitions. Word has length 451 [2022-12-13 16:30:11,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:11,654 INFO L495 AbstractCegarLoop]: Abstraction has 23550 states and 32986 transitions. [2022-12-13 16:30:11,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 3 states have call successors, (67), 3 states have call predecessors, (67), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-12-13 16:30:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 23550 states and 32986 transitions. [2022-12-13 16:30:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-12-13 16:30:11,692 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:11,692 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 9, 9, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:11,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 16:30:11,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:11,894 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:11,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:11,895 INFO L85 PathProgramCache]: Analyzing trace with hash -278371657, now seen corresponding path program 1 times [2022-12-13 16:30:11,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:11,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620664039] [2022-12-13 16:30:11,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:11,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:30:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:30:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:30:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:30:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:30:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:30:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:30:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:30:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:30:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:30:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:30:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:30:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:30:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:30:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:30:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 16:30:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 16:30:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 16:30:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 16:30:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 16:30:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 16:30:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 16:30:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-12-13 16:30:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-12-13 16:30:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-12-13 16:30:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-12-13 16:30:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-12-13 16:30:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-12-13 16:30:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 16:30:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-12-13 16:30:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-12-13 16:30:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 16:30:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-12-13 16:30:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-12-13 16:30:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-12-13 16:30:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-12-13 16:30:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-12-13 16:30:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:30:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:30:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 16:30:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-12-13 16:30:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-12-13 16:30:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-12-13 16:30:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-12-13 16:30:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2022-12-13 16:30:13,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:13,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620664039] [2022-12-13 16:30:13,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620664039] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:13,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411947573] [2022-12-13 16:30:13,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:13,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:13,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:13,711 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:13,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 16:30:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:14,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 6280 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-13 16:30:14,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2022-12-13 16:30:14,986 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:30:14,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411947573] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:30:14,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:30:14,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2022-12-13 16:30:14,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573145497] [2022-12-13 16:30:14,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:30:14,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 16:30:14,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:14,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 16:30:14,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2022-12-13 16:30:14,990 INFO L87 Difference]: Start difference. First operand 23550 states and 32986 transitions. Second operand has 6 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 3 states have call successors, (68), 2 states have call predecessors, (68), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-12-13 16:30:16,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:16,060 INFO L93 Difference]: Finished difference Result 47186 states and 66477 transitions. [2022-12-13 16:30:16,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:30:16,061 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 3 states have call successors, (68), 2 states have call predecessors, (68), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 456 [2022-12-13 16:30:16,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:16,118 INFO L225 Difference]: With dead ends: 47186 [2022-12-13 16:30:16,119 INFO L226 Difference]: Without dead ends: 23684 [2022-12-13 16:30:16,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 592 GetRequests, 576 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2022-12-13 16:30:16,163 INFO L413 NwaCegarLoop]: 2125 mSDtfsCounter, 85 mSDsluCounter, 8322 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 10447 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:16,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 10447 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 16:30:16,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23684 states. [2022-12-13 16:30:16,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23684 to 23550. [2022-12-13 16:30:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23550 states, 15887 states have (on average 1.2824321772518412) internal successors, (20374), 16285 states have internal predecessors, (20374), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1476 states have return successors, (6402), 6155 states have call predecessors, (6402), 6185 states have call successors, (6402) [2022-12-13 16:30:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23550 states to 23550 states and 32962 transitions. [2022-12-13 16:30:16,932 INFO L78 Accepts]: Start accepts. Automaton has 23550 states and 32962 transitions. Word has length 456 [2022-12-13 16:30:16,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:16,932 INFO L495 AbstractCegarLoop]: Abstraction has 23550 states and 32962 transitions. [2022-12-13 16:30:16,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 3 states have call successors, (68), 2 states have call predecessors, (68), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-12-13 16:30:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 23550 states and 32962 transitions. [2022-12-13 16:30:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-12-13 16:30:16,968 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:16,968 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 9, 9, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:16,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 16:30:17,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 16:30:17,170 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:17,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:17,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1310441339, now seen corresponding path program 1 times [2022-12-13 16:30:17,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:17,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220992666] [2022-12-13 16:30:17,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:17,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:30:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:30:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:30:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:30:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:30:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:30:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:30:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:30:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:30:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:30:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:30:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:30:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:30:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:30:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:30:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 16:30:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 16:30:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 16:30:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 16:30:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 16:30:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 16:30:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 16:30:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-12-13 16:30:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-12-13 16:30:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-12-13 16:30:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-12-13 16:30:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-12-13 16:30:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-12-13 16:30:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 16:30:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-12-13 16:30:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-12-13 16:30:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 16:30:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-12-13 16:30:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-12-13 16:30:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-12-13 16:30:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-12-13 16:30:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-12-13 16:30:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-12-13 16:30:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-12-13 16:30:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:30:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:30:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-12-13 16:30:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-12-13 16:30:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-12-13 16:30:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-12-13 16:30:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-12-13 16:30:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2022-12-13 16:30:18,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:18,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220992666] [2022-12-13 16:30:18,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220992666] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:18,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266404620] [2022-12-13 16:30:18,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:18,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:18,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:18,723 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:18,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 16:30:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:19,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 6321 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-13 16:30:19,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:20,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2022-12-13 16:30:20,005 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:30:20,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266404620] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:30:20,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:30:20,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 13 [2022-12-13 16:30:20,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335206407] [2022-12-13 16:30:20,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:30:20,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 16:30:20,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:20,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 16:30:20,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:30:20,008 INFO L87 Difference]: Start difference. First operand 23550 states and 32962 transitions. Second operand has 7 states, 7 states have (on average 29.142857142857142) internal successors, (204), 6 states have internal predecessors, (204), 2 states have call successors, (71), 2 states have call predecessors, (71), 3 states have return successors, (64), 3 states have call predecessors, (64), 2 states have call successors, (64) [2022-12-13 16:30:21,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:21,017 INFO L93 Difference]: Finished difference Result 47176 states and 66491 transitions. [2022-12-13 16:30:21,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 16:30:21,017 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 29.142857142857142) internal successors, (204), 6 states have internal predecessors, (204), 2 states have call successors, (71), 2 states have call predecessors, (71), 3 states have return successors, (64), 3 states have call predecessors, (64), 2 states have call successors, (64) Word has length 466 [2022-12-13 16:30:21,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:21,083 INFO L225 Difference]: With dead ends: 47176 [2022-12-13 16:30:21,083 INFO L226 Difference]: Without dead ends: 23674 [2022-12-13 16:30:21,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 607 GetRequests, 594 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-12-13 16:30:21,140 INFO L413 NwaCegarLoop]: 2165 mSDtfsCounter, 9 mSDsluCounter, 10771 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 12936 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:21,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 12936 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 16:30:21,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23674 states. [2022-12-13 16:30:21,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23674 to 23634. [2022-12-13 16:30:21,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23634 states, 15957 states have (on average 1.2811932067431222) internal successors, (20444), 16355 states have internal predecessors, (20444), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1490 states have return successors, (6536), 6169 states have call predecessors, (6536), 6185 states have call successors, (6536) [2022-12-13 16:30:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23634 states to 23634 states and 33166 transitions. [2022-12-13 16:30:21,931 INFO L78 Accepts]: Start accepts. Automaton has 23634 states and 33166 transitions. Word has length 466 [2022-12-13 16:30:21,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:21,932 INFO L495 AbstractCegarLoop]: Abstraction has 23634 states and 33166 transitions. [2022-12-13 16:30:21,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 29.142857142857142) internal successors, (204), 6 states have internal predecessors, (204), 2 states have call successors, (71), 2 states have call predecessors, (71), 3 states have return successors, (64), 3 states have call predecessors, (64), 2 states have call successors, (64) [2022-12-13 16:30:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 23634 states and 33166 transitions. [2022-12-13 16:30:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-12-13 16:30:21,968 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:21,968 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 10, 10, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:21,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 16:30:22,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:22,170 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:22,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:22,171 INFO L85 PathProgramCache]: Analyzing trace with hash -2089616445, now seen corresponding path program 1 times [2022-12-13 16:30:22,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:22,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881034355] [2022-12-13 16:30:22,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:22,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:30:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:30:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:30:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:30:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:30:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:30:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:30:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:30:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:30:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:30:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:30:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:30:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:30:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:30:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:30:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 16:30:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 16:30:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 16:30:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 16:30:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 16:30:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:30:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 16:30:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 16:30:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-12-13 16:30:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-12-13 16:30:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 16:30:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-12-13 16:30:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-12-13 16:30:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 16:30:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-12-13 16:30:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-12-13 16:30:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2022-12-13 16:30:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-12-13 16:30:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-12-13 16:30:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-12-13 16:30:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-12-13 16:30:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-12-13 16:30:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-12-13 16:30:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-12-13 16:30:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-12-13 16:30:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-12-13 16:30:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:30:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:30:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-12-13 16:30:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-12-13 16:30:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-12-13 16:30:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-12-13 16:30:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-12-13 16:30:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:22,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1046 trivial. 0 not checked. [2022-12-13 16:30:22,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:22,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881034355] [2022-12-13 16:30:22,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881034355] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:30:22,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:30:22,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 16:30:22,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135346567] [2022-12-13 16:30:22,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:30:22,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 16:30:22,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:22,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 16:30:22,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-13 16:30:22,919 INFO L87 Difference]: Start difference. First operand 23634 states and 33166 transitions. Second operand has 9 states, 9 states have (on average 22.22222222222222) internal successors, (200), 3 states have internal predecessors, (200), 2 states have call successors, (73), 8 states have call predecessors, (73), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 16:30:30,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:30,998 INFO L93 Difference]: Finished difference Result 49395 states and 70036 transitions. [2022-12-13 16:30:30,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 16:30:30,999 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 22.22222222222222) internal successors, (200), 3 states have internal predecessors, (200), 2 states have call successors, (73), 8 states have call predecessors, (73), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 486 [2022-12-13 16:30:30,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:31,108 INFO L225 Difference]: With dead ends: 49395 [2022-12-13 16:30:31,108 INFO L226 Difference]: Without dead ends: 25809 [2022-12-13 16:30:31,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:30:31,151 INFO L413 NwaCegarLoop]: 1023 mSDtfsCounter, 2957 mSDsluCounter, 3076 mSDsCounter, 0 mSdLazyCounter, 5306 mSolverCounterSat, 2719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3230 SdHoareTripleChecker+Valid, 4099 SdHoareTripleChecker+Invalid, 8025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2719 IncrementalHoareTripleChecker+Valid, 5306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:31,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3230 Valid, 4099 Invalid, 8025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2719 Valid, 5306 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2022-12-13 16:30:31,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25809 states. [2022-12-13 16:30:31,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25809 to 23648. [2022-12-13 16:30:31,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23648 states, 15971 states have (on average 1.2809467159226098) internal successors, (20458), 16369 states have internal predecessors, (20458), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1490 states have return successors, (6536), 6169 states have call predecessors, (6536), 6185 states have call successors, (6536) [2022-12-13 16:30:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23648 states to 23648 states and 33180 transitions. [2022-12-13 16:30:31,959 INFO L78 Accepts]: Start accepts. Automaton has 23648 states and 33180 transitions. Word has length 486 [2022-12-13 16:30:31,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:31,959 INFO L495 AbstractCegarLoop]: Abstraction has 23648 states and 33180 transitions. [2022-12-13 16:30:31,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 22.22222222222222) internal successors, (200), 3 states have internal predecessors, (200), 2 states have call successors, (73), 8 states have call predecessors, (73), 1 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 16:30:31,959 INFO L276 IsEmpty]: Start isEmpty. Operand 23648 states and 33180 transitions. [2022-12-13 16:30:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2022-12-13 16:30:31,996 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:31,996 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 10, 10, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:31,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 16:30:31,997 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:31,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:31,997 INFO L85 PathProgramCache]: Analyzing trace with hash 342978527, now seen corresponding path program 1 times [2022-12-13 16:30:31,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:31,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525006382] [2022-12-13 16:30:31,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:31,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 16:30:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:30:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 16:30:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 16:30:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 16:30:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 16:30:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 16:30:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 16:30:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 16:30:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 16:30:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 16:30:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 16:30:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 16:30:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 16:30:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 16:30:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 16:30:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 16:30:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 16:30:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 16:30:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 16:30:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:30:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 16:30:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 16:30:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-12-13 16:30:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-12-13 16:30:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-12-13 16:30:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-12-13 16:30:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-12-13 16:30:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 16:30:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-12-13 16:30:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-12-13 16:30:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-12-13 16:30:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-12-13 16:30:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-12-13 16:30:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-12-13 16:30:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-12-13 16:30:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 16:30:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-12-13 16:30:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-12-13 16:30:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-12-13 16:30:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-12-13 16:30:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:30:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:30:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-12-13 16:30:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-12-13 16:30:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-12-13 16:30:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-12-13 16:30:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-12-13 16:30:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:32,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1048 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1046 trivial. 0 not checked. [2022-12-13 16:30:32,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:32,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525006382] [2022-12-13 16:30:32,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525006382] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:32,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326285795] [2022-12-13 16:30:32,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:32,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:32,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:32,739 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:32,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 16:30:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:34,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 6405 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 16:30:34,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1048 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2022-12-13 16:30:34,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:30:34,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326285795] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:30:34,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:30:34,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2022-12-13 16:30:34,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315531380] [2022-12-13 16:30:34,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:30:34,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:30:34,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:34,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:30:34,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-12-13 16:30:34,233 INFO L87 Difference]: Start difference. First operand 23648 states and 33180 transitions. Second operand has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 2 states have call successors, (73), 2 states have call predecessors, (73), 3 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 16:30:35,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:35,026 INFO L93 Difference]: Finished difference Result 47260 states and 66318 transitions. [2022-12-13 16:30:35,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 16:30:35,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 2 states have call successors, (73), 2 states have call predecessors, (73), 3 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 488 [2022-12-13 16:30:35,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:35,094 INFO L225 Difference]: With dead ends: 47260 [2022-12-13 16:30:35,094 INFO L226 Difference]: Without dead ends: 23649 [2022-12-13 16:30:35,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 632 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:30:35,144 INFO L413 NwaCegarLoop]: 2167 mSDtfsCounter, 2 mSDsluCounter, 4330 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6497 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:35,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6497 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:30:35,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23649 states. [2022-12-13 16:30:35,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23649 to 23649. [2022-12-13 16:30:36,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23649 states, 15972 states have (on average 1.2809291259704483) internal successors, (20459), 16370 states have internal predecessors, (20459), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1490 states have return successors, (6536), 6169 states have call predecessors, (6536), 6185 states have call successors, (6536) [2022-12-13 16:30:36,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23649 states to 23649 states and 33181 transitions. [2022-12-13 16:30:36,137 INFO L78 Accepts]: Start accepts. Automaton has 23649 states and 33181 transitions. Word has length 488 [2022-12-13 16:30:36,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:36,137 INFO L495 AbstractCegarLoop]: Abstraction has 23649 states and 33181 transitions. [2022-12-13 16:30:36,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 51.75) internal successors, (207), 4 states have internal predecessors, (207), 2 states have call successors, (73), 2 states have call predecessors, (73), 3 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 16:30:36,137 INFO L276 IsEmpty]: Start isEmpty. Operand 23649 states and 33181 transitions. [2022-12-13 16:30:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2022-12-13 16:30:36,170 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:36,171 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 10, 10, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:36,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 16:30:36,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-13 16:30:36,373 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:36,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:36,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1689746798, now seen corresponding path program 1 times [2022-12-13 16:30:36,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:36,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724744189] [2022-12-13 16:30:36,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:36,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:30:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:30:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 16:30:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:30:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:30:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 16:30:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 16:30:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 16:30:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 16:30:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 16:30:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 16:30:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 16:30:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 16:30:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 16:30:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 16:30:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 16:30:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 16:30:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 16:30:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 16:30:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 16:30:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:30:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 16:30:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 16:30:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 16:30:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 16:30:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:36,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-12-13 16:30:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 16:30:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-12-13 16:30:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-12-13 16:30:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-12-13 16:30:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-12-13 16:30:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-12-13 16:30:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 16:30:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-12-13 16:30:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-12-13 16:30:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-12-13 16:30:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-12-13 16:30:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-12-13 16:30:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-12-13 16:30:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-12-13 16:30:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-12-13 16:30:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:30:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:30:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-12-13 16:30:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-12-13 16:30:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-12-13 16:30:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-12-13 16:30:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-12-13 16:30:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2022-12-13 16:30:37,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:37,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724744189] [2022-12-13 16:30:37,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724744189] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:37,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279651336] [2022-12-13 16:30:37,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:37,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:37,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:37,122 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:37,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 16:30:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:38,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 6450 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 16:30:38,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2022-12-13 16:30:38,257 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:30:38,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279651336] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:30:38,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 16:30:38,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-12-13 16:30:38,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660913987] [2022-12-13 16:30:38,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:30:38,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:30:38,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:38,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:30:38,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:30:38,259 INFO L87 Difference]: Start difference. First operand 23649 states and 33181 transitions. Second operand has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 16:30:38,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:38,920 INFO L93 Difference]: Finished difference Result 47329 states and 66858 transitions. [2022-12-13 16:30:38,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:30:38,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 491 [2022-12-13 16:30:38,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:38,981 INFO L225 Difference]: With dead ends: 47329 [2022-12-13 16:30:38,982 INFO L226 Difference]: Without dead ends: 23729 [2022-12-13 16:30:39,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 634 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-12-13 16:30:39,039 INFO L413 NwaCegarLoop]: 2168 mSDtfsCounter, 2 mSDsluCounter, 2163 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 4331 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:39,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 4331 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:30:39,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23729 states. [2022-12-13 16:30:39,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23729 to 23669. [2022-12-13 16:30:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23669 states, 15992 states have (on average 1.2805777888944472) internal successors, (20479), 16390 states have internal predecessors, (20479), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1490 states have return successors, (6536), 6169 states have call predecessors, (6536), 6185 states have call successors, (6536) [2022-12-13 16:30:39,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23669 states to 23669 states and 33201 transitions. [2022-12-13 16:30:39,829 INFO L78 Accepts]: Start accepts. Automaton has 23669 states and 33201 transitions. Word has length 491 [2022-12-13 16:30:39,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:39,830 INFO L495 AbstractCegarLoop]: Abstraction has 23669 states and 33201 transitions. [2022-12-13 16:30:39,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-12-13 16:30:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 23669 states and 33201 transitions. [2022-12-13 16:30:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2022-12-13 16:30:39,866 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:39,866 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 11, 11, 10, 10, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:39,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-12-13 16:30:40,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-13 16:30:40,069 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:40,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:40,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1554312007, now seen corresponding path program 1 times [2022-12-13 16:30:40,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:40,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667517657] [2022-12-13 16:30:40,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:30:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:30:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 16:30:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:30:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:30:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 16:30:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 16:30:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 16:30:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 16:30:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 16:30:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 16:30:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 16:30:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 16:30:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 16:30:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 16:30:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 16:30:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 16:30:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 16:30:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 16:30:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 16:30:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:30:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 16:30:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 16:30:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 16:30:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 16:30:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-12-13 16:30:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 16:30:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-12-13 16:30:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-12-13 16:30:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-12-13 16:30:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-12-13 16:30:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-12-13 16:30:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 16:30:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-12-13 16:30:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-12-13 16:30:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-12-13 16:30:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-12-13 16:30:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-12-13 16:30:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-12-13 16:30:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-12-13 16:30:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-12-13 16:30:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:30:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 16:30:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-12-13 16:30:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-12-13 16:30:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2022-12-13 16:30:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-12-13 16:30:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-12-13 16:30:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1089 trivial. 0 not checked. [2022-12-13 16:30:40,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:40,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667517657] [2022-12-13 16:30:40,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667517657] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:40,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615325564] [2022-12-13 16:30:40,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:40,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:40,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:40,902 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:40,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 16:30:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:43,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 6477 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 16:30:43,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 79 proven. 1 refuted. 0 times theorem prover too weak. 1011 trivial. 0 not checked. [2022-12-13 16:30:43,485 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 16:30:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1090 trivial. 0 not checked. [2022-12-13 16:30:43,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615325564] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 16:30:43,630 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 16:30:43,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 4, 4] total 13 [2022-12-13 16:30:43,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933857781] [2022-12-13 16:30:43,631 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 16:30:43,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 16:30:43,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:43,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 16:30:43,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:30:43,632 INFO L87 Difference]: Start difference. First operand 23669 states and 33201 transitions. Second operand has 13 states, 13 states have (on average 20.46153846153846) internal successors, (266), 7 states have internal predecessors, (266), 2 states have call successors, (132), 8 states have call predecessors, (132), 2 states have return successors, (95), 2 states have call predecessors, (95), 2 states have call successors, (95) [2022-12-13 16:30:53,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:30:53,273 INFO L93 Difference]: Finished difference Result 49475 states and 70113 transitions. [2022-12-13 16:30:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 16:30:53,274 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 20.46153846153846) internal successors, (266), 7 states have internal predecessors, (266), 2 states have call successors, (132), 8 states have call predecessors, (132), 2 states have return successors, (95), 2 states have call predecessors, (95), 2 states have call successors, (95) Word has length 498 [2022-12-13 16:30:53,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:30:53,348 INFO L225 Difference]: With dead ends: 49475 [2022-12-13 16:30:53,348 INFO L226 Difference]: Without dead ends: 25855 [2022-12-13 16:30:53,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1147 GetRequests, 1131 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2022-12-13 16:30:53,404 INFO L413 NwaCegarLoop]: 1024 mSDtfsCounter, 2596 mSDsluCounter, 3970 mSDsCounter, 0 mSdLazyCounter, 6699 mSolverCounterSat, 2162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2867 SdHoareTripleChecker+Valid, 4994 SdHoareTripleChecker+Invalid, 8861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2162 IncrementalHoareTripleChecker+Valid, 6699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-12-13 16:30:53,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2867 Valid, 4994 Invalid, 8861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2162 Valid, 6699 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-12-13 16:30:53,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25855 states. [2022-12-13 16:30:54,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25855 to 23697. [2022-12-13 16:30:54,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23697 states, 16020 states have (on average 1.280087390761548) internal successors, (20507), 16418 states have internal predecessors, (20507), 6186 states have call successors, (6186), 1445 states have call predecessors, (6186), 1490 states have return successors, (6536), 6169 states have call predecessors, (6536), 6185 states have call successors, (6536) [2022-12-13 16:30:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23697 states to 23697 states and 33229 transitions. [2022-12-13 16:30:54,233 INFO L78 Accepts]: Start accepts. Automaton has 23697 states and 33229 transitions. Word has length 498 [2022-12-13 16:30:54,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:30:54,234 INFO L495 AbstractCegarLoop]: Abstraction has 23697 states and 33229 transitions. [2022-12-13 16:30:54,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 20.46153846153846) internal successors, (266), 7 states have internal predecessors, (266), 2 states have call successors, (132), 8 states have call predecessors, (132), 2 states have return successors, (95), 2 states have call predecessors, (95), 2 states have call successors, (95) [2022-12-13 16:30:54,234 INFO L276 IsEmpty]: Start isEmpty. Operand 23697 states and 33229 transitions. [2022-12-13 16:30:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2022-12-13 16:30:54,272 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:30:54,272 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 11, 11, 10, 10, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:30:54,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 16:30:54,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:54,473 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:30:54,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:30:54,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1562658595, now seen corresponding path program 2 times [2022-12-13 16:30:54,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:30:54,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563586394] [2022-12-13 16:30:54,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:30:54,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:30:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:30:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:30:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:30:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:30:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:30:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:30:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 16:30:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:30:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:30:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 16:30:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 16:30:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 16:30:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 16:30:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 16:30:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 16:30:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 16:30:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 16:30:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 16:30:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 16:30:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 16:30:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 16:30:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 16:30:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 16:30:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:30:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 16:30:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:30:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 16:30:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 16:30:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 16:30:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 16:30:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-12-13 16:30:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 16:30:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-12-13 16:30:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-12-13 16:30:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-12-13 16:30:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-12-13 16:30:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-12-13 16:30:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-12-13 16:30:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:30:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:30:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-12-13 16:30:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-12-13 16:30:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 16:30:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-12-13 16:30:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-12-13 16:30:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-12-13 16:30:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-12-13 16:30:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-12-13 16:30:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:30:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:30:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:30:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 16:30:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:30:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:30:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-12-13 16:30:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-12-13 16:30:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-12-13 16:30:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-12-13 16:30:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-12-13 16:30:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:30:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2022-12-13 16:30:55,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:30:55,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563586394] [2022-12-13 16:30:55,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563586394] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:30:55,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1820681872] [2022-12-13 16:30:55,348 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 16:30:55,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:30:55,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:30:55,349 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:30:55,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 16:30:57,511 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 16:30:57,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 16:30:57,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 6492 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 16:30:57,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:30:57,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2022-12-13 16:30:57,591 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 16:30:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1093 trivial. 0 not checked. [2022-12-13 16:30:57,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1820681872] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 16:30:57,748 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 16:30:57,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 4, 4] total 13 [2022-12-13 16:30:57,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659550895] [2022-12-13 16:30:57,749 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 16:30:57,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 16:30:57,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:30:57,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 16:30:57,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:30:57,750 INFO L87 Difference]: Start difference. First operand 23697 states and 33229 transitions. Second operand has 13 states, 13 states have (on average 17.46153846153846) internal successors, (227), 7 states have internal predecessors, (227), 4 states have call successors, (113), 8 states have call predecessors, (113), 2 states have return successors, (76), 4 states have call predecessors, (76), 4 states have call successors, (76) [2022-12-13 16:31:10,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:31:10,162 INFO L93 Difference]: Finished difference Result 49729 states and 70557 transitions. [2022-12-13 16:31:10,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 16:31:10,163 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 17.46153846153846) internal successors, (227), 7 states have internal predecessors, (227), 4 states have call successors, (113), 8 states have call predecessors, (113), 2 states have return successors, (76), 4 states have call predecessors, (76), 4 states have call successors, (76) Word has length 500 [2022-12-13 16:31:10,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:31:10,229 INFO L225 Difference]: With dead ends: 49729 [2022-12-13 16:31:10,230 INFO L226 Difference]: Without dead ends: 26081 [2022-12-13 16:31:10,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1153 GetRequests, 1135 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2022-12-13 16:31:10,278 INFO L413 NwaCegarLoop]: 1016 mSDtfsCounter, 1412 mSDsluCounter, 5348 mSDsCounter, 0 mSdLazyCounter, 9024 mSolverCounterSat, 619 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1684 SdHoareTripleChecker+Valid, 6364 SdHoareTripleChecker+Invalid, 9643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 619 IncrementalHoareTripleChecker+Valid, 9024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2022-12-13 16:31:10,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1684 Valid, 6364 Invalid, 9643 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [619 Valid, 9024 Invalid, 0 Unknown, 0 Unchecked, 11.2s Time] [2022-12-13 16:31:10,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26081 states. [2022-12-13 16:31:11,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26081 to 23937. [2022-12-13 16:31:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23937 states, 16200 states have (on average 1.2769753086419753) internal successors, (20687), 16598 states have internal predecessors, (20687), 6246 states have call successors, (6246), 1445 states have call predecessors, (6246), 1490 states have return successors, (6596), 6229 states have call predecessors, (6596), 6245 states have call successors, (6596) [2022-12-13 16:31:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23937 states to 23937 states and 33529 transitions. [2022-12-13 16:31:11,137 INFO L78 Accepts]: Start accepts. Automaton has 23937 states and 33529 transitions. Word has length 500 [2022-12-13 16:31:11,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:31:11,137 INFO L495 AbstractCegarLoop]: Abstraction has 23937 states and 33529 transitions. [2022-12-13 16:31:11,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 17.46153846153846) internal successors, (227), 7 states have internal predecessors, (227), 4 states have call successors, (113), 8 states have call predecessors, (113), 2 states have return successors, (76), 4 states have call predecessors, (76), 4 states have call successors, (76) [2022-12-13 16:31:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 23937 states and 33529 transitions. [2022-12-13 16:31:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-12-13 16:31:11,175 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:31:11,175 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 14, 14, 10, 10, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:31:11,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-12-13 16:31:11,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-13 16:31:11,376 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:31:11,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:31:11,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1985909038, now seen corresponding path program 3 times [2022-12-13 16:31:11,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:31:11,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379231179] [2022-12-13 16:31:11,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:31:11,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:31:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:31:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:31:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:31:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:31:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 16:31:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 16:31:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 16:31:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 16:31:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 16:31:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 16:31:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 16:31:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 16:31:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-12-13 16:31:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 16:31:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 16:31:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 16:31:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 16:31:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 16:31:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 16:31:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 16:31:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 16:31:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 16:31:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 16:31:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 16:31:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 16:31:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 16:31:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 16:31:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:31:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 16:31:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:31:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 16:31:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 16:31:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 16:31:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-12-13 16:31:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-12-13 16:31:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 16:31:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-12-13 16:31:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-12-13 16:31:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-12-13 16:31:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-12-13 16:31:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-12-13 16:31:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-12-13 16:31:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:31:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 16:31:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-12-13 16:31:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-12-13 16:31:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-12-13 16:31:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-12-13 16:31:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:31:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-12-13 16:31:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-12-13 16:31:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-12-13 16:31:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-12-13 16:31:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:31:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:31:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:31:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 16:31:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 16:31:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 16:31:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 16:31:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 16:31:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 16:31:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-12-13 16:31:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-12-13 16:31:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-12-13 16:31:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-12-13 16:31:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-12-13 16:31:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:31:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2022-12-13 16:31:12,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:31:12,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379231179] [2022-12-13 16:31:12,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379231179] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:31:12,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672858978] [2022-12-13 16:31:12,372 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 16:31:12,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:31:12,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:31:12,372 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:31:12,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e048795-6d80-4f2e-be5f-22fed586caf2/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process