./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.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_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/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_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/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_24bc2a4c-8b81-4277-8d2a-a6d4954414db/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 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 --- 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 15:55:03,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:55:03,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:55:03,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:55:03,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:55:03,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:55:03,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:55:03,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:55:03,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:55:03,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:55:03,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:55:03,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:55:03,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:55:03,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:55:03,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:55:03,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:55:03,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:55:03,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:55:03,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:55:03,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:55:03,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:55:03,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:55:03,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:55:03,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:55:03,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:55:03,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:55:03,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:55:03,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:55:03,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:55:03,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:55:03,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:55:03,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:55:03,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:55:03,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:55:03,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:55:03,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:55:03,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:55:03,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:55:03,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:55:03,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:55:03,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:55:03,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 15:55:03,139 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:55:03,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:55:03,140 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:55:03,140 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:55:03,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:55:03,141 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:55:03,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:55:03,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:55:03,142 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:55:03,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:55:03,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:55:03,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:55:03,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:55:03,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:55:03,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:55:03,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:55:03,144 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:55:03,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:55:03,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:55:03,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:55:03,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:55:03,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:55:03,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:55:03,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:55:03,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:55:03,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:55:03,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:55:03,146 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:55:03,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:55:03,146 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:55:03,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:55:03,146 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:55:03,147 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_24bc2a4c-8b81-4277-8d2a-a6d4954414db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 [2022-12-13 15:55:03,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:55:03,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:55:03,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:55:03,341 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:55:03,341 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:55:03,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2022-12-13 15:55:05,983 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:55:06,291 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:55:06,292 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2022-12-13 15:55:06,315 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/data/23212a699/ba9c563dd2cd48a5bc7923e8581a86fe/FLAG5a4ad2909 [2022-12-13 15:55:06,328 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/data/23212a699/ba9c563dd2cd48a5bc7923e8581a86fe [2022-12-13 15:55:06,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:55:06,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:55:06,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:55:06,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:55:06,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:55:06,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:55:06" (1/1) ... [2022-12-13 15:55:06,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bfdfc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:06, skipping insertion in model container [2022-12-13 15:55:06,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:55:06" (1/1) ... [2022-12-13 15:55:06,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:55:06,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:55:06,839 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-13 15:55:07,111 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 15:55:07,120 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 15:55:07,198 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:07,407 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:07,408 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:07,409 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:07,410 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:07,410 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:07,415 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:07,416 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-12-13 15:55:07,417 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:07,419 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-12-13 15:55:07,420 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-12-13 15:55:07,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,450 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:07,451 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-13 15:55:07,451 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 15:55:07,452 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:07,456 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:07,457 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 15:55:07,462 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:07,464 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,469 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,469 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,474 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,474 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,481 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,484 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:07,485 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-12-13 15:55:07,486 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,488 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,494 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,496 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:07,497 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-12-13 15:55:07,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,504 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,510 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,518 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:07,524 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,530 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,534 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,549 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,549 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 15:55:07,549 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:07,550 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-12-13 15:55:07,551 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-12-13 15:55:07,551 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-12-13 15:55:07,552 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 15:55:07,552 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 15:55:07,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,556 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,564 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:07,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,577 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 15:55:07,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,579 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-12-13 15:55:07,579 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-12-13 15:55:07,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,597 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:07,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,605 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:07,606 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,606 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,608 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,613 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,613 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,613 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,619 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,619 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,621 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,621 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,627 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,627 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,642 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:07,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,651 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:07,652 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:07,652 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-13 15:55:07,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,657 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:07,657 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:07,657 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-12-13 15:55:07,658 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,684 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,684 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,685 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-13 15:55:07,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,686 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-13 15:55:07,688 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,688 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-12-13 15:55:07,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,689 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-12-13 15:55:07,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,698 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,698 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,698 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,698 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,703 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 15:55:07,703 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 15:55:07,703 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,713 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-12-13 15:55:07,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,718 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:07,718 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-12-13 15:55:07,718 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-13 15:55:07,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,725 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,726 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-12-13 15:55:07,726 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,726 WARN L623 FunctionHandler]: Unknown extern function blk_requeue_request [2022-12-13 15:55:07,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,730 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,731 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,731 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-13 15:55:07,736 WARN L623 FunctionHandler]: Unknown extern function idr_alloc [2022-12-13 15:55:07,736 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-12-13 15:55:07,737 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-12-13 15:55:07,737 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-12-13 15:55:07,737 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-12-13 15:55:07,738 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-13 15:55:07,738 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-12-13 15:55:07,738 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-12-13 15:55:07,738 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-13 15:55:07,738 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 15:55:07,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,740 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 15:55:07,741 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:55:07,741 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:55:07,741 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:07,741 WARN L623 FunctionHandler]: Unknown extern function set_disk_ro [2022-12-13 15:55:07,742 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-13 15:55:07,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,742 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 15:55:07,742 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 15:55:07,746 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:55:07,747 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,751 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:07,751 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-13 15:55:07,752 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-13 15:55:07,752 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 15:55:07,759 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:55:07,759 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:07,760 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:07,760 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:07,761 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:07,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,762 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:07,765 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-13 15:55:07,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,766 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-12-13 15:55:07,766 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 15:55:07,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:07,770 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-12-13 15:55:07,770 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 15:55:07,770 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 15:55:07,795 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 15:55:07,798 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:55:07,799 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 15:55:07,799 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:55:07,800 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 15:55:07,800 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 15:55:07,800 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,801 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,801 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,801 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 15:55:07,802 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,802 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,802 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,802 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 15:55:07,803 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 15:55:07,803 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,803 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,804 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,804 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,804 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 15:55:07,804 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 15:55:07,805 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,805 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,806 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,806 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,806 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:07,806 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:07,809 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_24bc2a4c-8b81-4277-8d2a-a6d4954414db/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2022-12-13 15:55:07,951 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:07,955 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:07,955 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:07,955 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:07,959 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:07,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:55:07,978 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:55:08,026 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-13 15:55:08,031 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 15:55:08,031 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 15:55:08,032 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:08,037 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:08,038 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:08,038 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:08,039 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:08,039 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 15:55:08,040 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:08,041 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-12-13 15:55:08,041 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:08,041 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-12-13 15:55:08,042 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-12-13 15:55:08,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,046 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:08,047 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-13 15:55:08,048 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-13 15:55:08,049 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:08,049 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:08,050 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-13 15:55:08,051 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:08,052 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,053 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,053 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,054 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,054 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,055 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,057 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:08,057 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-12-13 15:55:08,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,060 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,062 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:08,062 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-12-13 15:55:08,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,064 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,065 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,069 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-13 15:55:08,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,075 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,078 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,078 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,079 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,079 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 15:55:08,079 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:08,079 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-12-13 15:55:08,080 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-12-13 15:55:08,080 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-12-13 15:55:08,081 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 15:55:08,081 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 15:55:08,081 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,082 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,082 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,084 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,084 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,085 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:08,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,087 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,089 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 15:55:08,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,089 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-12-13 15:55:08,090 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-12-13 15:55:08,090 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,090 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,092 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,092 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,093 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,095 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,095 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:08,096 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,096 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,096 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,099 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:08,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,100 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,100 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,100 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,101 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,105 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,108 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,108 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,108 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,109 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,109 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,110 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,111 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 15:55:08,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,115 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:08,115 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:08,115 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-13 15:55:08,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,128 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:08,128 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-12-13 15:55:08,128 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-12-13 15:55:08,129 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,131 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,134 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,137 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,138 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-13 15:55:08,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,139 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-13 15:55:08,140 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,140 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-12-13 15:55:08,140 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,141 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-12-13 15:55:08,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,143 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,144 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,144 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,144 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,144 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,144 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,145 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 15:55:08,145 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 15:55:08,145 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,146 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-12-13 15:55:08,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,147 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:55:08,148 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-12-13 15:55:08,148 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-13 15:55:08,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,149 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,149 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-12-13 15:55:08,149 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,149 WARN L623 FunctionHandler]: Unknown extern function blk_requeue_request [2022-12-13 15:55:08,150 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,150 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,151 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,151 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-13 15:55:08,152 WARN L623 FunctionHandler]: Unknown extern function idr_alloc [2022-12-13 15:55:08,153 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-12-13 15:55:08,153 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-12-13 15:55:08,155 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-12-13 15:55:08,156 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-12-13 15:55:08,156 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-13 15:55:08,156 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-12-13 15:55:08,156 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-12-13 15:55:08,157 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-13 15:55:08,157 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 15:55:08,160 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,160 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 15:55:08,160 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:55:08,161 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:55:08,161 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:08,161 WARN L623 FunctionHandler]: Unknown extern function set_disk_ro [2022-12-13 15:55:08,161 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-13 15:55:08,161 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,161 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 15:55:08,162 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 15:55:08,162 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:55:08,165 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,165 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 15:55:08,166 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-13 15:55:08,166 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-13 15:55:08,166 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-13 15:55:08,167 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:55:08,167 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 15:55:08,167 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:08,168 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:08,168 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 15:55:08,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,169 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 15:55:08,170 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-13 15:55:08,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,170 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-12-13 15:55:08,170 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 15:55:08,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:55:08,171 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-12-13 15:55:08,171 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-13 15:55:08,171 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 15:55:08,176 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 15:55:08,178 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:55:08,179 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 15:55:08,179 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:55:08,180 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 15:55:08,180 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 15:55:08,180 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,180 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,180 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,181 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 15:55:08,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,181 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,182 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 15:55:08,182 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 15:55:08,182 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,182 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,183 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,184 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,184 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 15:55:08,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:55:08,184 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_24bc2a4c-8b81-4277-8d2a-a6d4954414db/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2022-12-13 15:55:08,192 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:08,193 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:08,193 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:08,194 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:08,196 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 15:55:08,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:55:08,241 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:55:08,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08 WrapperNode [2022-12-13 15:55:08,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:55:08,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:55:08,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:55:08,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:55:08,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,392 INFO L138 Inliner]: procedures = 306, calls = 1751, calls flagged for inlining = 109, calls inlined = 100, statements flattened = 3798 [2022-12-13 15:55:08,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:55:08,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:55:08,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:55:08,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:55:08,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,489 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:55:08,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:55:08,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:55:08,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:55:08,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (1/1) ... [2022-12-13 15:55:08,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:55:08,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:55:08,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:55:08,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:55:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-13 15:55:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_memstick_host [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_memstick_host [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure msb_stop [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_stop [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_pba [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_pba [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure blk_fetch_request [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_fetch_request [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-12-13 15:55:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-12-13 15:55:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure msb_switch_to_parallel [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_switch_to_parallel [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure msb_validate_used_block_bitmap [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_validate_used_block_bitmap [2022-12-13 15:55:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 15:55:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure msb_verify_block [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_verify_block [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_msb_disk_lock [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_msb_disk_lock [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_write [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_write [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-12-13 15:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-12-13 15:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure msb_invalidate_reg_window [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_invalidate_reg_window [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure msb_io_work [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_io_work [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure msb_erase_block [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_erase_block [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure msb_data_clear [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_data_clear [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 15:55:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-13 15:55:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_bad_block_table [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_bad_block_table [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure msb_update_block [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_update_block [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_flush [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_flush [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure msb_run_state_machine [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_run_state_machine [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure msb_sg_copy [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_sg_copy [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 15:55:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 15:55:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_memstick_host [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_memstick_host [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_lba [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_lba [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure msb_reset [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_reset [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-12-13 15:55:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure msb_bd_getgeo [2022-12-13 15:55:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_bd_getgeo [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure msb_remove [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_remove [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_bad [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_bad [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 15:55:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_page [2022-12-13 15:55:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_page [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure msb_set_overwrite_flag [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_set_overwrite_flag [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure msb_disk_release [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_disk_release [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_block_used [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_block_used [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_discard [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_discard [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure msb_start [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_start [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-13 15:55:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-13 15:55:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure msb_init_card [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_init_card [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_msb_disk_lock [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_msb_disk_lock [2022-12-13 15:55:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:55:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:55:09,002 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:55:09,005 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:55:09,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 15:55:11,401 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:55:11,413 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:55:11,414 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 15:55:11,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:55:11 BoogieIcfgContainer [2022-12-13 15:55:11,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:55:11,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:55:11,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:55:11,420 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:55:11,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:55:06" (1/3) ... [2022-12-13 15:55:11,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f20cf4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:55:11, skipping insertion in model container [2022-12-13 15:55:11,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:55:08" (2/3) ... [2022-12-13 15:55:11,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f20cf4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:55:11, skipping insertion in model container [2022-12-13 15:55:11,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:55:11" (3/3) ... [2022-12-13 15:55:11,422 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2022-12-13 15:55:11,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:55:11,436 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 15:55:11,491 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:55:11,495 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;@62726bc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:55:11,495 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 15:55:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand has 1458 states, 1026 states have (on average 1.3771929824561404) internal successors, (1413), 1070 states have internal predecessors, (1413), 343 states have call successors, (343), 88 states have call predecessors, (343), 87 states have return successors, (337), 331 states have call predecessors, (337), 337 states have call successors, (337) [2022-12-13 15:55:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-13 15:55:11,510 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:11,511 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 15:55:11,511 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:11,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:11,515 INFO L85 PathProgramCache]: Analyzing trace with hash 677741040, now seen corresponding path program 1 times [2022-12-13 15:55:11,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:11,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871988564] [2022-12-13 15:55:11,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:11,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:11,993 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 15:55:11,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:11,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871988564] [2022-12-13 15:55:11,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871988564] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:11,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:11,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:55:11,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822695825] [2022-12-13 15:55:11,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:12,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:55:12,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:12,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:55:12,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:55:12,035 INFO L87 Difference]: Start difference. First operand has 1458 states, 1026 states have (on average 1.3771929824561404) internal successors, (1413), 1070 states have internal predecessors, (1413), 343 states have call successors, (343), 88 states have call predecessors, (343), 87 states have return successors, (337), 331 states have call predecessors, (337), 337 states have call successors, (337) Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-12-13 15:55:17,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:17,070 INFO L93 Difference]: Finished difference Result 4916 states and 7436 transitions. [2022-12-13 15:55:17,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:55:17,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 84 [2022-12-13 15:55:17,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:17,099 INFO L225 Difference]: With dead ends: 4916 [2022-12-13 15:55:17,099 INFO L226 Difference]: Without dead ends: 3412 [2022-12-13 15:55:17,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 15:55:17,114 INFO L413 NwaCegarLoop]: 1953 mSDtfsCounter, 5014 mSDsluCounter, 2565 mSDsCounter, 0 mSdLazyCounter, 2501 mSolverCounterSat, 3164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5280 SdHoareTripleChecker+Valid, 4518 SdHoareTripleChecker+Invalid, 5665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3164 IncrementalHoareTripleChecker+Valid, 2501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:17,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5280 Valid, 4518 Invalid, 5665 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3164 Valid, 2501 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-12-13 15:55:17,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3412 states. [2022-12-13 15:55:17,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3412 to 2789. [2022-12-13 15:55:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2789 states, 1967 states have (on average 1.364006100660905) internal successors, (2683), 2033 states have internal predecessors, (2683), 651 states have call successors, (651), 171 states have call predecessors, (651), 170 states have return successors, (642), 628 states have call predecessors, (642), 642 states have call successors, (642) [2022-12-13 15:55:17,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2789 states and 3976 transitions. [2022-12-13 15:55:17,325 INFO L78 Accepts]: Start accepts. Automaton has 2789 states and 3976 transitions. Word has length 84 [2022-12-13 15:55:17,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:17,326 INFO L495 AbstractCegarLoop]: Abstraction has 2789 states and 3976 transitions. [2022-12-13 15:55:17,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-12-13 15:55:17,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3976 transitions. [2022-12-13 15:55:17,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 15:55:17,329 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:17,329 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 15:55:17,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 15:55:17,329 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:17,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:17,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1149794604, now seen corresponding path program 1 times [2022-12-13 15:55:17,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:17,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175400894] [2022-12-13 15:55:17,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:17,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:17,543 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 15:55:17,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:17,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175400894] [2022-12-13 15:55:17,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175400894] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:17,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:17,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:55:17,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641713073] [2022-12-13 15:55:17,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:17,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:55:17,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:17,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:55:17,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:55:17,546 INFO L87 Difference]: Start difference. First operand 2789 states and 3976 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:20,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:20,808 INFO L93 Difference]: Finished difference Result 3392 states and 5062 transitions. [2022-12-13 15:55:20,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:55:20,809 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 87 [2022-12-13 15:55:20,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:20,827 INFO L225 Difference]: With dead ends: 3392 [2022-12-13 15:55:20,827 INFO L226 Difference]: Without dead ends: 3389 [2022-12-13 15:55:20,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-12-13 15:55:20,829 INFO L413 NwaCegarLoop]: 1615 mSDtfsCounter, 3180 mSDsluCounter, 1689 mSDsCounter, 0 mSdLazyCounter, 1789 mSolverCounterSat, 1295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3401 SdHoareTripleChecker+Valid, 3304 SdHoareTripleChecker+Invalid, 3084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1295 IncrementalHoareTripleChecker+Valid, 1789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:20,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3401 Valid, 3304 Invalid, 3084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1295 Valid, 1789 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-12-13 15:55:20,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3389 states. [2022-12-13 15:55:20,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3389 to 2788. [2022-12-13 15:55:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 1967 states have (on average 1.3634977122521605) internal successors, (2682), 2032 states have internal predecessors, (2682), 650 states have call successors, (650), 171 states have call predecessors, (650), 170 states have return successors, (642), 628 states have call predecessors, (642), 642 states have call successors, (642) [2022-12-13 15:55:20,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 3974 transitions. [2022-12-13 15:55:20,953 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 3974 transitions. Word has length 87 [2022-12-13 15:55:20,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:20,953 INFO L495 AbstractCegarLoop]: Abstraction has 2788 states and 3974 transitions. [2022-12-13 15:55:20,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3974 transitions. [2022-12-13 15:55:20,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-13 15:55:20,955 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:20,955 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 15:55:20,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 15:55:20,955 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:20,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:20,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1284388764, now seen corresponding path program 1 times [2022-12-13 15:55:20,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:20,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940837186] [2022-12-13 15:55:20,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:20,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 15:55:21,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:21,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940837186] [2022-12-13 15:55:21,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940837186] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:21,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:21,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:55:21,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716478787] [2022-12-13 15:55:21,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:21,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:55:21,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:21,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:55:21,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:55:21,253 INFO L87 Difference]: Start difference. First operand 2788 states and 3974 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:24,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:24,113 INFO L93 Difference]: Finished difference Result 3391 states and 5060 transitions. [2022-12-13 15:55:24,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:55:24,114 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 88 [2022-12-13 15:55:24,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:24,132 INFO L225 Difference]: With dead ends: 3391 [2022-12-13 15:55:24,132 INFO L226 Difference]: Without dead ends: 3388 [2022-12-13 15:55:24,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-12-13 15:55:24,134 INFO L413 NwaCegarLoop]: 1618 mSDtfsCounter, 3171 mSDsluCounter, 1691 mSDsCounter, 0 mSdLazyCounter, 1787 mSolverCounterSat, 1290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3394 SdHoareTripleChecker+Valid, 3309 SdHoareTripleChecker+Invalid, 3077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1290 IncrementalHoareTripleChecker+Valid, 1787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:24,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3394 Valid, 3309 Invalid, 3077 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1290 Valid, 1787 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-12-13 15:55:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3388 states. [2022-12-13 15:55:24,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3388 to 2787. [2022-12-13 15:55:24,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2787 states, 1967 states have (on average 1.3629893238434163) internal successors, (2681), 2031 states have internal predecessors, (2681), 649 states have call successors, (649), 171 states have call predecessors, (649), 170 states have return successors, (642), 628 states have call predecessors, (642), 642 states have call successors, (642) [2022-12-13 15:55:24,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2787 states and 3972 transitions. [2022-12-13 15:55:24,271 INFO L78 Accepts]: Start accepts. Automaton has 2787 states and 3972 transitions. Word has length 88 [2022-12-13 15:55:24,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:24,271 INFO L495 AbstractCegarLoop]: Abstraction has 2787 states and 3972 transitions. [2022-12-13 15:55:24,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:24,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 3972 transitions. [2022-12-13 15:55:24,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-13 15:55:24,274 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:24,274 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 15:55:24,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 15:55:24,275 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:24,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:24,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1161835561, now seen corresponding path program 1 times [2022-12-13 15:55:24,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:24,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809574890] [2022-12-13 15:55:24,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:24,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 15:55:24,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:24,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809574890] [2022-12-13 15:55:24,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809574890] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:24,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:24,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:55:24,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193912095] [2022-12-13 15:55:24,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:24,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:55:24,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:24,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:55:24,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:55:24,524 INFO L87 Difference]: Start difference. First operand 2787 states and 3972 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:27,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:27,807 INFO L93 Difference]: Finished difference Result 4868 states and 7165 transitions. [2022-12-13 15:55:27,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:55:27,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 89 [2022-12-13 15:55:27,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:27,821 INFO L225 Difference]: With dead ends: 4868 [2022-12-13 15:55:27,821 INFO L226 Difference]: Without dead ends: 4864 [2022-12-13 15:55:27,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 15:55:27,824 INFO L413 NwaCegarLoop]: 2116 mSDtfsCounter, 3992 mSDsluCounter, 1887 mSDsCounter, 0 mSdLazyCounter, 1943 mSolverCounterSat, 2022 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4223 SdHoareTripleChecker+Valid, 4003 SdHoareTripleChecker+Invalid, 3965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2022 IncrementalHoareTripleChecker+Valid, 1943 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:27,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4223 Valid, 4003 Invalid, 3965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2022 Valid, 1943 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-12-13 15:55:27,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2022-12-13 15:55:27,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 4055. [2022-12-13 15:55:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4055 states, 2857 states have (on average 1.353167658382919) internal successors, (3866), 2941 states have internal predecessors, (3866), 923 states have call successors, (923), 275 states have call predecessors, (923), 274 states have return successors, (918), 898 states have call predecessors, (918), 918 states have call successors, (918) [2022-12-13 15:55:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 4055 states and 5707 transitions. [2022-12-13 15:55:27,998 INFO L78 Accepts]: Start accepts. Automaton has 4055 states and 5707 transitions. Word has length 89 [2022-12-13 15:55:27,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:27,998 INFO L495 AbstractCegarLoop]: Abstraction has 4055 states and 5707 transitions. [2022-12-13 15:55:27,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 5707 transitions. [2022-12-13 15:55:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-13 15:55:27,999 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:27,999 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 15:55:27,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 15:55:28,000 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:28,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:28,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1657648697, now seen corresponding path program 1 times [2022-12-13 15:55:28,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:28,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879586516] [2022-12-13 15:55:28,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:28,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:28,205 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 15:55:28,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:28,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879586516] [2022-12-13 15:55:28,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879586516] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:28,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:28,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:55:28,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120338501] [2022-12-13 15:55:28,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:28,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:55:28,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:28,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:55:28,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:55:28,207 INFO L87 Difference]: Start difference. First operand 4055 states and 5707 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:31,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:31,305 INFO L93 Difference]: Finished difference Result 4900 states and 7196 transitions. [2022-12-13 15:55:31,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:55:31,305 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 90 [2022-12-13 15:55:31,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:31,319 INFO L225 Difference]: With dead ends: 4900 [2022-12-13 15:55:31,319 INFO L226 Difference]: Without dead ends: 4896 [2022-12-13 15:55:31,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 15:55:31,322 INFO L413 NwaCegarLoop]: 1609 mSDtfsCounter, 2877 mSDsluCounter, 1935 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 1221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3083 SdHoareTripleChecker+Valid, 3544 SdHoareTripleChecker+Invalid, 3039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1221 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:31,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3083 Valid, 3544 Invalid, 3039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1221 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-12-13 15:55:31,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2022-12-13 15:55:31,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 4087. [2022-12-13 15:55:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 2877 states have (on average 1.3496697949252694) internal successors, (3883), 2959 states have internal predecessors, (3883), 929 states have call successors, (929), 281 states have call predecessors, (929), 280 states have return successors, (926), 906 states have call predecessors, (926), 926 states have call successors, (926) [2022-12-13 15:55:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 5738 transitions. [2022-12-13 15:55:31,545 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 5738 transitions. Word has length 90 [2022-12-13 15:55:31,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:31,546 INFO L495 AbstractCegarLoop]: Abstraction has 4087 states and 5738 transitions. [2022-12-13 15:55:31,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 5738 transitions. [2022-12-13 15:55:31,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-13 15:55:31,547 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:31,547 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 15:55:31,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 15:55:31,547 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:31,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:31,548 INFO L85 PathProgramCache]: Analyzing trace with hash 152018138, now seen corresponding path program 1 times [2022-12-13 15:55:31,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:31,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498491769] [2022-12-13 15:55:31,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:31,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:31,771 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-12-13 15:55:31,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:31,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498491769] [2022-12-13 15:55:31,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498491769] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:31,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:31,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:55:31,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581932998] [2022-12-13 15:55:31,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:31,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:55:31,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:31,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:55:31,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:55:31,773 INFO L87 Difference]: Start difference. First operand 4087 states and 5738 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:35,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:35,257 INFO L93 Difference]: Finished difference Result 4896 states and 7190 transitions. [2022-12-13 15:55:35,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:55:35,257 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2022-12-13 15:55:35,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:35,273 INFO L225 Difference]: With dead ends: 4896 [2022-12-13 15:55:35,273 INFO L226 Difference]: Without dead ends: 4880 [2022-12-13 15:55:35,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-12-13 15:55:35,276 INFO L413 NwaCegarLoop]: 1615 mSDtfsCounter, 2906 mSDsluCounter, 2546 mSDsCounter, 0 mSdLazyCounter, 2329 mSolverCounterSat, 1207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3122 SdHoareTripleChecker+Valid, 4161 SdHoareTripleChecker+Invalid, 3536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1207 IncrementalHoareTripleChecker+Valid, 2329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:35,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3122 Valid, 4161 Invalid, 3536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1207 Valid, 2329 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-12-13 15:55:35,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-12-13 15:55:35,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 4073. [2022-12-13 15:55:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 2866 states have (on average 1.3496161898115842) internal successors, (3868), 2946 states have internal predecessors, (3868), 926 states have call successors, (926), 281 states have call predecessors, (926), 280 states have return successors, (924), 905 states have call predecessors, (924), 924 states have call successors, (924) [2022-12-13 15:55:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 5718 transitions. [2022-12-13 15:55:35,582 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 5718 transitions. Word has length 91 [2022-12-13 15:55:35,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:35,582 INFO L495 AbstractCegarLoop]: Abstraction has 4073 states and 5718 transitions. [2022-12-13 15:55:35,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 15:55:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 5718 transitions. [2022-12-13 15:55:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-13 15:55:35,585 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:35,586 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-12-13 15:55:35,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 15:55:35,586 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:35,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:35,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1822612383, now seen corresponding path program 1 times [2022-12-13 15:55:35,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:35,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359510244] [2022-12-13 15:55:35,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:35,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:35,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:55:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:55:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 15:55:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 15:55:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-12-13 15:55:36,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:36,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359510244] [2022-12-13 15:55:36,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359510244] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:36,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:36,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 15:55:36,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159484410] [2022-12-13 15:55:36,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:36,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 15:55:36,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:36,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 15:55:36,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-13 15:55:36,095 INFO L87 Difference]: Start difference. First operand 4073 states and 5718 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 15:55:44,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:44,280 INFO L93 Difference]: Finished difference Result 11362 states and 16428 transitions. [2022-12-13 15:55:44,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 15:55:44,281 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 144 [2022-12-13 15:55:44,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:44,308 INFO L225 Difference]: With dead ends: 11362 [2022-12-13 15:55:44,308 INFO L226 Difference]: Without dead ends: 7309 [2022-12-13 15:55:44,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2022-12-13 15:55:44,320 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 7187 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 9428 mSolverCounterSat, 4072 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7503 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 13500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4072 IncrementalHoareTripleChecker+Valid, 9428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:44,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7503 Valid, 1546 Invalid, 13500 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4072 Valid, 9428 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-12-13 15:55:44,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7309 states. [2022-12-13 15:55:44,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7309 to 6091. [2022-12-13 15:55:44,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6091 states, 4289 states have (on average 1.3504313359757518) internal successors, (5792), 4409 states have internal predecessors, (5792), 1381 states have call successors, (1381), 421 states have call predecessors, (1381), 420 states have return successors, (1379), 1350 states have call predecessors, (1379), 1379 states have call successors, (1379) [2022-12-13 15:55:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6091 states to 6091 states and 8552 transitions. [2022-12-13 15:55:44,741 INFO L78 Accepts]: Start accepts. Automaton has 6091 states and 8552 transitions. Word has length 144 [2022-12-13 15:55:44,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:44,741 INFO L495 AbstractCegarLoop]: Abstraction has 6091 states and 8552 transitions. [2022-12-13 15:55:44,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 15:55:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 6091 states and 8552 transitions. [2022-12-13 15:55:44,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-13 15:55:44,745 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:44,745 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-12-13 15:55:44,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 15:55:44,745 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:44,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:44,745 INFO L85 PathProgramCache]: Analyzing trace with hash -4653232, now seen corresponding path program 1 times [2022-12-13 15:55:44,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:44,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525017207] [2022-12-13 15:55:44,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:44,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:55:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:44,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:55:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 15:55:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 15:55:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-13 15:55:45,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:45,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525017207] [2022-12-13 15:55:45,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525017207] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:45,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:45,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 15:55:45,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986870964] [2022-12-13 15:55:45,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:45,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 15:55:45,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:45,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 15:55:45,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 15:55:45,033 INFO L87 Difference]: Start difference. First operand 6091 states and 8552 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 15:55:49,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:49,249 INFO L93 Difference]: Finished difference Result 13299 states and 19520 transitions. [2022-12-13 15:55:49,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:55:49,250 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 145 [2022-12-13 15:55:49,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:49,270 INFO L225 Difference]: With dead ends: 13299 [2022-12-13 15:55:49,270 INFO L226 Difference]: Without dead ends: 7228 [2022-12-13 15:55:49,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-12-13 15:55:49,289 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 4215 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 3161 mSolverCounterSat, 3032 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4289 SdHoareTripleChecker+Valid, 909 SdHoareTripleChecker+Invalid, 6193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3032 IncrementalHoareTripleChecker+Valid, 3161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:49,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4289 Valid, 909 Invalid, 6193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3032 Valid, 3161 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-12-13 15:55:49,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7228 states. [2022-12-13 15:55:49,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7228 to 6055. [2022-12-13 15:55:49,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6055 states, 4253 states have (on average 1.281213261227369) internal successors, (5449), 4373 states have internal predecessors, (5449), 1381 states have call successors, (1381), 421 states have call predecessors, (1381), 420 states have return successors, (1379), 1350 states have call predecessors, (1379), 1379 states have call successors, (1379) [2022-12-13 15:55:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 6055 states and 8209 transitions. [2022-12-13 15:55:49,634 INFO L78 Accepts]: Start accepts. Automaton has 6055 states and 8209 transitions. Word has length 145 [2022-12-13 15:55:49,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:49,634 INFO L495 AbstractCegarLoop]: Abstraction has 6055 states and 8209 transitions. [2022-12-13 15:55:49,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-12-13 15:55:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 6055 states and 8209 transitions. [2022-12-13 15:55:49,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-13 15:55:49,638 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:49,638 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-12-13 15:55:49,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 15:55:49,638 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:49,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:49,639 INFO L85 PathProgramCache]: Analyzing trace with hash 418048594, now seen corresponding path program 1 times [2022-12-13 15:55:49,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:49,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71458377] [2022-12-13 15:55:49,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:49,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:55:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:55:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 15:55:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 15:55:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-13 15:55:49,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:49,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71458377] [2022-12-13 15:55:49,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71458377] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:49,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:49,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 15:55:49,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821244475] [2022-12-13 15:55:49,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:49,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 15:55:49,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:49,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 15:55:49,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 15:55:49,907 INFO L87 Difference]: Start difference. First operand 6055 states and 8209 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 15:55:54,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:55:54,963 INFO L93 Difference]: Finished difference Result 7230 states and 10275 transitions. [2022-12-13 15:55:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 15:55:54,964 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 145 [2022-12-13 15:55:54,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:55:54,982 INFO L225 Difference]: With dead ends: 7230 [2022-12-13 15:55:54,982 INFO L226 Difference]: Without dead ends: 7227 [2022-12-13 15:55:54,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2022-12-13 15:55:54,985 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 2580 mSDsluCounter, 1039 mSDsCounter, 0 mSdLazyCounter, 5808 mSolverCounterSat, 1408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2824 SdHoareTripleChecker+Valid, 1457 SdHoareTripleChecker+Invalid, 7216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1408 IncrementalHoareTripleChecker+Valid, 5808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-13 15:55:54,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2824 Valid, 1457 Invalid, 7216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1408 Valid, 5808 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-12-13 15:55:54,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-12-13 15:55:55,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6054. [2022-12-13 15:55:55,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6054 states, 4253 states have (on average 1.2805078767928522) internal successors, (5446), 4372 states have internal predecessors, (5446), 1380 states have call successors, (1380), 421 states have call predecessors, (1380), 420 states have return successors, (1379), 1350 states have call predecessors, (1379), 1379 states have call successors, (1379) [2022-12-13 15:55:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6054 states to 6054 states and 8205 transitions. [2022-12-13 15:55:55,318 INFO L78 Accepts]: Start accepts. Automaton has 6054 states and 8205 transitions. Word has length 145 [2022-12-13 15:55:55,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:55:55,318 INFO L495 AbstractCegarLoop]: Abstraction has 6054 states and 8205 transitions. [2022-12-13 15:55:55,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 15:55:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 6054 states and 8205 transitions. [2022-12-13 15:55:55,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-13 15:55:55,324 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:55:55,324 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 15:55:55,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 15:55:55,325 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:55:55,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:55:55,325 INFO L85 PathProgramCache]: Analyzing trace with hash 162515662, now seen corresponding path program 1 times [2022-12-13 15:55:55,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:55:55,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308856084] [2022-12-13 15:55:55,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:55:55,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:55:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:55:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:55:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:55:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:55:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:55:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:55:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 15:55:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 15:55:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 15:55:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 15:55:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 15:55:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:55:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:55:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:55:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:55:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:55:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:55:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:55:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 15:55:55,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:55:55,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308856084] [2022-12-13 15:55:55,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308856084] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:55:55,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:55:55,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 15:55:55,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171939307] [2022-12-13 15:55:55,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:55:55,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 15:55:55,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:55:55,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 15:55:55,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-12-13 15:55:55,610 INFO L87 Difference]: Start difference. First operand 6054 states and 8205 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 15:56:07,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:56:07,150 INFO L93 Difference]: Finished difference Result 16768 states and 23444 transitions. [2022-12-13 15:56:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 15:56:07,151 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 162 [2022-12-13 15:56:07,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:56:07,193 INFO L225 Difference]: With dead ends: 16768 [2022-12-13 15:56:07,193 INFO L226 Difference]: Without dead ends: 10734 [2022-12-13 15:56:07,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2022-12-13 15:56:07,218 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 5109 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 9506 mSolverCounterSat, 3068 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5347 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 12574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3068 IncrementalHoareTripleChecker+Valid, 9506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:56:07,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5347 Valid, 1984 Invalid, 12574 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3068 Valid, 9506 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-12-13 15:56:07,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10734 states. [2022-12-13 15:56:08,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10734 to 8428. [2022-12-13 15:56:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8428 states, 5986 states have (on average 1.2903441363180754) internal successors, (7724), 6145 states have internal predecessors, (7724), 1837 states have call successors, (1837), 605 states have call predecessors, (1837), 604 states have return successors, (1836), 1795 states have call predecessors, (1836), 1836 states have call successors, (1836) [2022-12-13 15:56:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8428 states to 8428 states and 11397 transitions. [2022-12-13 15:56:08,287 INFO L78 Accepts]: Start accepts. Automaton has 8428 states and 11397 transitions. Word has length 162 [2022-12-13 15:56:08,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:56:08,287 INFO L495 AbstractCegarLoop]: Abstraction has 8428 states and 11397 transitions. [2022-12-13 15:56:08,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 15:56:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand 8428 states and 11397 transitions. [2022-12-13 15:56:08,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-13 15:56:08,302 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:56:08,303 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:56:08,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 15:56:08,303 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:56:08,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:56:08,303 INFO L85 PathProgramCache]: Analyzing trace with hash 570031201, now seen corresponding path program 1 times [2022-12-13 15:56:08,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:56:08,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026976657] [2022-12-13 15:56:08,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:56:08,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:56:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:56:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:56:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:56:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:56:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:56:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:56:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:56:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 15:56:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 15:56:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 15:56:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 15:56:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 15:56:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 15:56:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:56:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:56:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:56:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:56:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:08,765 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-13 15:56:08,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:56:08,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026976657] [2022-12-13 15:56:08,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026976657] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:56:08,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:56:08,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 15:56:08,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45112900] [2022-12-13 15:56:08,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:56:08,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 15:56:08,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:56:08,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 15:56:08,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-12-13 15:56:08,767 INFO L87 Difference]: Start difference. First operand 8428 states and 11397 transitions. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-12-13 15:56:22,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:56:22,297 INFO L93 Difference]: Finished difference Result 22435 states and 31283 transitions. [2022-12-13 15:56:22,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 15:56:22,298 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 209 [2022-12-13 15:56:22,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:56:22,340 INFO L225 Difference]: With dead ends: 22435 [2022-12-13 15:56:22,340 INFO L226 Difference]: Without dead ends: 14037 [2022-12-13 15:56:22,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2022-12-13 15:56:22,358 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 4458 mSDsluCounter, 1409 mSDsCounter, 0 mSdLazyCounter, 11350 mSolverCounterSat, 3406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4718 SdHoareTripleChecker+Valid, 1891 SdHoareTripleChecker+Invalid, 14756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3406 IncrementalHoareTripleChecker+Valid, 11350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2022-12-13 15:56:22,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4718 Valid, 1891 Invalid, 14756 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3406 Valid, 11350 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2022-12-13 15:56:22,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14037 states. [2022-12-13 15:56:23,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14037 to 10880. [2022-12-13 15:56:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10880 states, 7786 states have (on average 1.294759825327511) internal successors, (10081), 7985 states have internal predecessors, (10081), 2292 states have call successors, (2292), 802 states have call predecessors, (2292), 801 states have return successors, (2291), 2238 states have call predecessors, (2291), 2291 states have call successors, (2291) [2022-12-13 15:56:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10880 states to 10880 states and 14664 transitions. [2022-12-13 15:56:23,403 INFO L78 Accepts]: Start accepts. Automaton has 10880 states and 14664 transitions. Word has length 209 [2022-12-13 15:56:23,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:56:23,403 INFO L495 AbstractCegarLoop]: Abstraction has 10880 states and 14664 transitions. [2022-12-13 15:56:23,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-12-13 15:56:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 10880 states and 14664 transitions. [2022-12-13 15:56:23,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-12-13 15:56:23,436 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:56:23,437 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:56:23,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 15:56:23,437 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:56:23,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:56:23,437 INFO L85 PathProgramCache]: Analyzing trace with hash 766736982, now seen corresponding path program 1 times [2022-12-13 15:56:23,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:56:23,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067901700] [2022-12-13 15:56:23,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:56:23,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:56:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:56:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:56:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:56:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:56:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:56:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:56:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:56:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 15:56:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 15:56:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 15:56:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 15:56:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 15:56:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 15:56:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 15:56:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:56:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:56:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:56:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:56:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-13 15:56:23,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:56:23,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067901700] [2022-12-13 15:56:23,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067901700] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:56:23,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:56:23,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 15:56:23,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191848650] [2022-12-13 15:56:23,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:56:23,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 15:56:23,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:56:23,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 15:56:23,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-12-13 15:56:23,992 INFO L87 Difference]: Start difference. First operand 10880 states and 14664 transitions. Second operand has 10 states, 10 states have (on average 11.2) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 15:56:38,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:56:38,360 INFO L93 Difference]: Finished difference Result 29479 states and 41100 transitions. [2022-12-13 15:56:38,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 15:56:38,361 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 237 [2022-12-13 15:56:38,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:56:38,418 INFO L225 Difference]: With dead ends: 29479 [2022-12-13 15:56:38,419 INFO L226 Difference]: Without dead ends: 18629 [2022-12-13 15:56:38,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2022-12-13 15:56:38,444 INFO L413 NwaCegarLoop]: 636 mSDtfsCounter, 4947 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 12850 mSolverCounterSat, 3992 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5181 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 16842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3992 IncrementalHoareTripleChecker+Valid, 12850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2022-12-13 15:56:38,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5181 Valid, 2601 Invalid, 16842 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3992 Valid, 12850 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2022-12-13 15:56:38,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18629 states. [2022-12-13 15:56:39,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18629 to 10886. [2022-12-13 15:56:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10886 states, 7792 states have (on average 1.2945328542094456) internal successors, (10087), 7991 states have internal predecessors, (10087), 2292 states have call successors, (2292), 802 states have call predecessors, (2292), 801 states have return successors, (2291), 2238 states have call predecessors, (2291), 2291 states have call successors, (2291) [2022-12-13 15:56:39,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10886 states to 10886 states and 14670 transitions. [2022-12-13 15:56:39,612 INFO L78 Accepts]: Start accepts. Automaton has 10886 states and 14670 transitions. Word has length 237 [2022-12-13 15:56:39,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:56:39,613 INFO L495 AbstractCegarLoop]: Abstraction has 10886 states and 14670 transitions. [2022-12-13 15:56:39,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 15:56:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 10886 states and 14670 transitions. [2022-12-13 15:56:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-13 15:56:39,660 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:56:39,660 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:56:39,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 15:56:39,661 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:56:39,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:56:39,661 INFO L85 PathProgramCache]: Analyzing trace with hash 2132118350, now seen corresponding path program 1 times [2022-12-13 15:56:39,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:56:39,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470352161] [2022-12-13 15:56:39,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:56:39,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:56:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:56:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:56:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:56:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:56:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:56:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:56:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:56:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 15:56:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 15:56:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 15:56:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 15:56:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 15:56:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 15:56:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:56:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 15:56:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 15:56:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:56:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 15:56:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 15:56:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:56:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 15:56:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 15:56:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 15:56:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-12-13 15:56:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-12-13 15:56:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:56:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:56:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:56:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:56:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:40,510 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-12-13 15:56:40,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:56:40,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470352161] [2022-12-13 15:56:40,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470352161] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 15:56:40,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114127984] [2022-12-13 15:56:40,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:56:40,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 15:56:40,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:56:40,512 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 15:56:40,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 15:56:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:41,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 2961 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 15:56:41,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 15:56:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-13 15:56:41,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 15:56:41,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114127984] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:56:41,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 15:56:41,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2022-12-13 15:56:41,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593921690] [2022-12-13 15:56:41,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:56:41,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 15:56:41,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:56:41,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 15:56:41,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-12-13 15:56:41,145 INFO L87 Difference]: Start difference. First operand 10886 states and 14670 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-12-13 15:56:42,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:56:42,533 INFO L93 Difference]: Finished difference Result 24537 states and 33067 transitions. [2022-12-13 15:56:42,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 15:56:42,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 316 [2022-12-13 15:56:42,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:56:42,568 INFO L225 Difference]: With dead ends: 24537 [2022-12-13 15:56:42,569 INFO L226 Difference]: Without dead ends: 13681 [2022-12-13 15:56:42,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-12-13 15:56:42,589 INFO L413 NwaCegarLoop]: 2207 mSDtfsCounter, 1846 mSDsluCounter, 1767 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1846 SdHoareTripleChecker+Valid, 3974 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:56:42,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1846 Valid, 3974 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 15:56:42,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13681 states. [2022-12-13 15:56:44,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13681 to 13681. [2022-12-13 15:56:44,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13681 states, 9789 states have (on average 1.2962508938604556) internal successors, (12689), 10048 states have internal predecessors, (12689), 2869 states have call successors, (2869), 1023 states have call predecessors, (2869), 1022 states have return successors, (2868), 2803 states have call predecessors, (2868), 2868 states have call successors, (2868) [2022-12-13 15:56:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13681 states to 13681 states and 18426 transitions. [2022-12-13 15:56:44,046 INFO L78 Accepts]: Start accepts. Automaton has 13681 states and 18426 transitions. Word has length 316 [2022-12-13 15:56:44,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:56:44,047 INFO L495 AbstractCegarLoop]: Abstraction has 13681 states and 18426 transitions. [2022-12-13 15:56:44,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-12-13 15:56:44,047 INFO L276 IsEmpty]: Start isEmpty. Operand 13681 states and 18426 transitions. [2022-12-13 15:56:44,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-12-13 15:56:44,074 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:56:44,074 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:56:44,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 15:56:44,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bc2a4c-8b81-4277-8d2a-a6d4954414db/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-13 15:56:44,275 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:56:44,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:56:44,276 INFO L85 PathProgramCache]: Analyzing trace with hash -571666972, now seen corresponding path program 1 times [2022-12-13 15:56:44,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:56:44,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59484904] [2022-12-13 15:56:44,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:56:44,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:56:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:56:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:56:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:56:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:56:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:56:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:56:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:56:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 15:56:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 15:56:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 15:56:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 15:56:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 15:56:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 15:56:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:56:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 15:56:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 15:56:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:56:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:56:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 15:56:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:44,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 15:56:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 15:56:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:56:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 15:56:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 15:56:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:56:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 15:56:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-12-13 15:56:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 15:56:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-12-13 15:56:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-12-13 15:56:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 15:56:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-12-13 15:56:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-12-13 15:56:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-12-13 15:56:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:56:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:56:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:56:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:56:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:56:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:56:45,302 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2022-12-13 15:56:45,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:56:45,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59484904] [2022-12-13 15:56:45,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59484904] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:56:45,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:56:45,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-12-13 15:56:45,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4224613] [2022-12-13 15:56:45,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:56:45,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 15:56:45,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:56:45,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 15:56:45,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-12-13 15:56:45,305 INFO L87 Difference]: Start difference. First operand 13681 states and 18426 transitions. Second operand has 16 states, 16 states have (on average 11.0) internal successors, (176), 5 states have internal predecessors, (176), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-12-13 15:57:13,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-13 15:57:23,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:57:23,611 INFO L93 Difference]: Finished difference Result 80294 states and 120854 transitions. [2022-12-13 15:57:23,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 15:57:23,612 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 11.0) internal successors, (176), 5 states have internal predecessors, (176), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) Word has length 382 [2022-12-13 15:57:23,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:57:23,964 INFO L225 Difference]: With dead ends: 80294 [2022-12-13 15:57:23,964 INFO L226 Difference]: Without dead ends: 66643 [2022-12-13 15:57:24,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 756 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=540, Invalid=2010, Unknown=0, NotChecked=0, Total=2550 [2022-12-13 15:57:24,044 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 17745 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 22112 mSolverCounterSat, 17201 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17929 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 39314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17201 IncrementalHoareTripleChecker+Valid, 22112 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:57:24,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17929 Valid, 1924 Invalid, 39314 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17201 Valid, 22112 Invalid, 1 Unknown, 0 Unchecked, 27.0s Time] [2022-12-13 15:57:24,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66643 states. [2022-12-13 15:57:30,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66643 to 46997. [2022-12-13 15:57:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46997 states, 33517 states have (on average 1.3003252081033505) internal successors, (43583), 34548 states have internal predecessors, (43583), 10319 states have call successors, (10319), 2837 states have call predecessors, (10319), 3160 states have return successors, (12388), 10344 states have call predecessors, (12388), 10318 states have call successors, (12388) [2022-12-13 15:57:31,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46997 states to 46997 states and 66290 transitions. [2022-12-13 15:57:31,316 INFO L78 Accepts]: Start accepts. Automaton has 46997 states and 66290 transitions. Word has length 382 [2022-12-13 15:57:31,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:57:31,316 INFO L495 AbstractCegarLoop]: Abstraction has 46997 states and 66290 transitions. [2022-12-13 15:57:31,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.0) internal successors, (176), 5 states have internal predecessors, (176), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-12-13 15:57:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 46997 states and 66290 transitions. [2022-12-13 15:57:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-12-13 15:57:31,443 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:57:31,443 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:57:31,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 15:57:31,444 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:57:31,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:57:31,444 INFO L85 PathProgramCache]: Analyzing trace with hash 410047053, now seen corresponding path program 1 times [2022-12-13 15:57:31,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:57:31,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597435280] [2022-12-13 15:57:31,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:57:31,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:57:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:57:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:57:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:57:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:57:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:57:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:57:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:57:31,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:57:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:57:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:57:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:57:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 15:57:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 15:57:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 15:57:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:31,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 15:57:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 15:57:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 15:57:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:57:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 15:57:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 15:57:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:57:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:57:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 15:57:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 15:57:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 15:57:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:57:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 15:57:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 15:57:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:57:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 15:57:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 15:57:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 15:57:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 15:57:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-12-13 15:57:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-12-13 15:57:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-12-13 15:57:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-12-13 15:57:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-12-13 15:57:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:57:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:57:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:57:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:57:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:57:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:57:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2022-12-13 15:57:32,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:57:32,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597435280] [2022-12-13 15:57:32,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597435280] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:57:32,516 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:57:32,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-12-13 15:57:32,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462666338] [2022-12-13 15:57:32,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:57:32,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 15:57:32,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:57:32,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 15:57:32,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-12-13 15:57:32,519 INFO L87 Difference]: Start difference. First operand 46997 states and 66290 transitions. Second operand has 16 states, 16 states have (on average 11.0625) internal successors, (177), 5 states have internal predecessors, (177), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-12-13 15:58:36,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:58:36,204 INFO L93 Difference]: Finished difference Result 268102 states and 443051 transitions. [2022-12-13 15:58:36,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 15:58:36,205 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 11.0625) internal successors, (177), 5 states have internal predecessors, (177), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) Word has length 383 [2022-12-13 15:58:36,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:58:37,747 INFO L225 Difference]: With dead ends: 268102 [2022-12-13 15:58:37,747 INFO L226 Difference]: Without dead ends: 221135 [2022-12-13 15:58:38,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=540, Invalid=2010, Unknown=0, NotChecked=0, Total=2550 [2022-12-13 15:58:38,332 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 14562 mSDsluCounter, 1947 mSDsCounter, 0 mSdLazyCounter, 26165 mSolverCounterSat, 13875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14739 SdHoareTripleChecker+Valid, 2345 SdHoareTripleChecker+Invalid, 40040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13875 IncrementalHoareTripleChecker+Valid, 26165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2022-12-13 15:58:38,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14739 Valid, 2345 Invalid, 40040 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13875 Valid, 26165 Invalid, 0 Unknown, 0 Unchecked, 27.5s Time] [2022-12-13 15:58:38,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221135 states. [2022-12-13 15:59:02,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221135 to 168499. [2022-12-13 15:59:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168499 states, 120186 states have (on average 1.3094620005657898) internal successors, (157379), 124024 states have internal predecessors, (157379), 38629 states have call successors, (38629), 7920 states have call predecessors, (38629), 9683 states have return successors, (67140), 39796 states have call predecessors, (67140), 38628 states have call successors, (67140) [2022-12-13 15:59:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168499 states to 168499 states and 263148 transitions. [2022-12-13 15:59:03,482 INFO L78 Accepts]: Start accepts. Automaton has 168499 states and 263148 transitions. Word has length 383 [2022-12-13 15:59:03,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:59:03,483 INFO L495 AbstractCegarLoop]: Abstraction has 168499 states and 263148 transitions. [2022-12-13 15:59:03,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.0625) internal successors, (177), 5 states have internal predecessors, (177), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-12-13 15:59:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 168499 states and 263148 transitions. [2022-12-13 15:59:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-12-13 15:59:03,697 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:59:03,697 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:03,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 15:59:03,697 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:59:03,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:59:03,698 INFO L85 PathProgramCache]: Analyzing trace with hash 113124480, now seen corresponding path program 1 times [2022-12-13 15:59:03,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:59:03,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504195206] [2022-12-13 15:59:03,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:59:03,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:59:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:59:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:59:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 15:59:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:59:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 15:59:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 15:59:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 15:59:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 15:59:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:59:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 15:59:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:59:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 15:59:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 15:59:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 15:59:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 15:59:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 15:59:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 15:59:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:59:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 15:59:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 15:59:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 15:59:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 15:59:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 15:59:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 15:59:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 15:59:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:59:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 15:59:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 15:59:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:59:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 15:59:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 15:59:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 15:59:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-12-13 15:59:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-12-13 15:59:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-12-13 15:59:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-12-13 15:59:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-12-13 15:59:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-12-13 15:59:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:59:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 15:59:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 15:59:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 15:59:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 15:59:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:59:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2022-12-13 15:59:04,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:59:04,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504195206] [2022-12-13 15:59:04,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504195206] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:59:04,729 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:59:04,729 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-12-13 15:59:04,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778884349] [2022-12-13 15:59:04,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:59:04,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 15:59:04,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:59:04,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 15:59:04,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-12-13 15:59:04,730 INFO L87 Difference]: Start difference. First operand 168499 states and 263148 transitions. Second operand has 16 states, 16 states have (on average 11.125) internal successors, (178), 5 states have internal predecessors, (178), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-12-13 16:02:02,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:02:02,269 INFO L93 Difference]: Finished difference Result 1017878 states and 2214773 transitions. [2022-12-13 16:02:02,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 16:02:02,271 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 11.125) internal successors, (178), 5 states have internal predecessors, (178), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) Word has length 384 [2022-12-13 16:02:02,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:02:14,870 INFO L225 Difference]: With dead ends: 1017878 [2022-12-13 16:02:14,871 INFO L226 Difference]: Without dead ends: 849409 [2022-12-13 16:02:20,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=540, Invalid=2010, Unknown=0, NotChecked=0, Total=2550 [2022-12-13 16:02:20,320 INFO L413 NwaCegarLoop]: 397 mSDtfsCounter, 14549 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 30688 mSolverCounterSat, 14765 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14726 SdHoareTripleChecker+Valid, 2541 SdHoareTripleChecker+Invalid, 45453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14765 IncrementalHoareTripleChecker+Valid, 30688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2022-12-13 16:02:20,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14726 Valid, 2541 Invalid, 45453 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14765 Valid, 30688 Invalid, 0 Unknown, 0 Unchecked, 32.9s Time] [2022-12-13 16:02:21,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849409 states. [2022-12-13 16:04:10,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849409 to 700037. [2022-12-13 16:04:11,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700037 states, 500893 states have (on average 1.3264669300629077) internal successors, (664418), 517650 states have internal predecessors, (664418), 167150 states have call successors, (167150), 22154 states have call predecessors, (167150), 31993 states have return successors, (633748), 176868 states have call predecessors, (633748), 167149 states have call successors, (633748) [2022-12-13 16:04:23,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700037 states to 700037 states and 1465316 transitions. [2022-12-13 16:04:23,251 INFO L78 Accepts]: Start accepts. Automaton has 700037 states and 1465316 transitions. Word has length 384 [2022-12-13 16:04:23,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:04:23,251 INFO L495 AbstractCegarLoop]: Abstraction has 700037 states and 1465316 transitions. [2022-12-13 16:04:23,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.125) internal successors, (178), 5 states have internal predecessors, (178), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-12-13 16:04:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 700037 states and 1465316 transitions. [2022-12-13 16:04:24,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-12-13 16:04:24,078 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:04:24,078 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:04:24,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 16:04:24,079 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 16:04:24,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:04:24,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1166826967, now seen corresponding path program 1 times [2022-12-13 16:04:24,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:04:24,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236791686] [2022-12-13 16:04:24,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:04:24,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:04:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:04:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:04:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 16:04:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:04:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 16:04:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 16:04:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 16:04:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 16:04:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:04:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 16:04:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:04:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 16:04:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 16:04:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 16:04:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 16:04:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 16:04:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 16:04:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:04:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 16:04:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 16:04:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 16:04:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 16:04:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 16:04:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 16:04:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 16:04:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:04:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 16:04:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 16:04:24,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 16:04:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 16:04:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 16:04:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 16:04:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-12-13 16:04:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-12-13 16:04:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-12-13 16:04:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-12-13 16:04:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-12-13 16:04:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-12-13 16:04:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 16:04:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 16:04:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 16:04:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 16:04:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 16:04:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:04:24,977 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2022-12-13 16:04:24,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:04:24,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236791686] [2022-12-13 16:04:24,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236791686] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:04:24,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:04:24,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-12-13 16:04:24,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909012495] [2022-12-13 16:04:24,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:04:24,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 16:04:24,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:04:24,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 16:04:24,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-12-13 16:04:24,980 INFO L87 Difference]: Start difference. First operand 700037 states and 1465316 transitions. Second operand has 16 states, 16 states have (on average 11.1875) internal successors, (179), 5 states have internal predecessors, (179), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47)